The Technical Requirements Of The Simple Pressure Vessels

Original Language Title: technické požadavky na jednoduché tlakové nádoby

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Read the untranslated law here: https://portal.gov.cz/app/zakony/download?idBiblio=54993&nr=20~2F2003~20Sb.&ft=txt

20/2003 Coll.



GOVERNMENT REGULATION



of 9 June. December 2002,



laying down technical requirements for simple pressure vessels



Government orders under section 22 of Act No. 22/1997 Coll., on technical

requirements for products and amending and supplementing certain acts, as amended by

Act No. 71/2000 Coll. and Act No. 204/2002 Coll. (hereinafter the "Act") to

the implementation of § 11 (1) 2, section 11a. 2 (a). (c)), § 12 para. 1 and 3 and section 13

paragraph. 2 of the Act:



§ 1



Basic provisions



(1) the provisions of this regulation are in accordance with the law of the European Communities ^ 1)

laying down technical requirements for simple pressure vessels.



(2) for the purposes of this regulation, (a simple pressure vessel

"the vessel") considers any welded vessel subject to internal pressure

greater than 0.5 bar, intended to contain air or nitrogen and which is not

exposed to the flame and whose parts and assemblies having an effect

the fortress are made either of non-alloy steel, of

non-alloy aluminium or aluminium alloys from the uncured. In doing so,

It is made from either the cylindrical part of the circular cross-section closed outside

arched or flat coaxial cylindrical parts, or two

concentric vaulted day. Its highest working pressure not higher

than 30 bar and the product of the pressure and the volume of the container (hereinafter referred to as "PS. In ") is not

more than 10 000 bar. L and the lowest working temperature is not lower than-50

St. (C) and the maximum working temperature for containers made of steel is not higher than 300

St. (C) and for containers made of aluminium or aluminium alloy is not higher than 100

St. (C).



(3) this Regulation shall not apply to



a) vessels specially designed for nuclear use, failure of which

may cause an emission of radioactivity,



b) containers specially designed for placement on the vessels and aircraft, and in

their drives,



c) fire extinguishers.



(4) laid down under this regulation are products within the meaning of § 12 para.

1 (b). and) of vessels manufactured in series.



§ 2



Placing of containers on the market and putting into service



(1) containers can be placed on the market and put into service only if they

they do not compromise with proper installation and maintenance, and the use of the intended purpose

the safety of persons, domestic animals or property.



(2) the container of which the product of PS. V is greater than 50 bar. L must satisfy the

technical requirements referred to in annex 1 to this Regulation (hereinafter referred to as

"essential requirements").



(3) the container of which the product of PS. V is 50 bar. L or less, must be

manufactured in accordance with good engineering practice of a Member

State of the European Union and must be marked as indicated in item 1

Annex 2 to this regulation, with the exception of the CE marking.



(4) the essential requirements shall be considered satisfied if the containers are in

conformity with the safety requirements of harmonised Czech technical

standards, where applicable, foreign technical standards transposing in

the Member States of the European Union harmonised European standards (Section 4a

of the Act).



§ 3



The conformity assessment procedures



(1) the manufacturer or his authorised representative ensures the conformity of the

containers (section 12, paragraph 4, of the Act) for which the product of PS. In the more than 50 bar. L,

before the start of manufacture of the vessels, the procedures referred to in paragraph 2 and, in the course of the

the production process of the vessels, the procedures referred to in paragraph 3.



(2) before the start of manufacture of the vessels



and) in accordance with technical standards according to § 2 (2). 4 the manufacturer

or his authorised representative shall, at its option, shall ensure



1. the notified body ^ 2) checking of the design and manufacturing

referred to in point 3 of annex 2 to this regulation; notified body

will issue the certificate of adequacy of the documentation, or



2. the EC type-examination of the container in accordance with paragraph 4,



(b)) that are not made fully in accordance with the technical standards referred to in section 2 of the

paragraph. 4, shall ensure that the manufacturer or his authorised representative of the EC type-examination

the type of vessel under section 4.



(3) vessels manufactured in accordance with technical standards according to § 2 (2). 4

or according to the prototype must be approved before being placed on the market

subjected to



and) EC verification according to section 5, where the product of PS. In is greater than 3000 bar. L,

or



(b)) based on the choice of the manufacturer, where the product of PS. In not more than 3000

bar. L, but is greater than 50 bar. L, subject to



1. EC verification according to § 5, or



2. EC surveillance under section 6.



(4) the records and correspondence relating to conformity assessment procedures

shall be drawn up in the language of the Member State in which he is established the appropriate

notified body, or in a language accepted by that person.



§ 4



EC type-examination



(1) the EC type-examination is the procedure by which a notified body

ascertains and certifies that a prototype vessel satisfies the provisions of this

regulations that apply to it.



(2) the application for EC type-examination for the prototype vessel or of a prototype

representing the Group of vessels submitted by the manufacturer or his authorised

a representative for a single notified body. Together with the application shall be submitted to

the container that represents the considered production. The request contains



and manufacturer identification data) or his or her authorized representative (in the case

natural persons first and last name and domicile or place of business,

legal entity name or trade name and the registered) and the place of manufacture

containers and



(c)), the design and manufacturing documentation referred to in point 3 of annex 2 to this

of the regulation.



(3) the notified body in the EC-type examination shall examine the design and

Manufacturing documentation in order to verify compliance and presented the bowl. When

the screening of containers of notified body



a) verifies that the vessel has been manufactured in accordance with the design and

production documentation and may safely be used in the relevant

working conditions,



(b)) by the findings and tests to verify that the vessel meets the basic

requirements that are applicable to it.



(4) If the prototype complies with the provisions of the vessels, which it

apply, notified body issues the EC type-examination certificate to the applicant

the type that contains the findings of the tests, all the conditions that can

to be bound by its force, and the descriptions and drawings necessary for identification of the

the certified type.



(5) the Commission of the European communities, of the notified

persons and foreign persons and obtain from the competent authorities of the Member

States of the European Union, they may receive a copy of the EC type-examination certificate

and on a reasoned request, a copy of the technical construction documentation and

the reports on the examinations and tests carried out.



(6) a notified body which refuses to issue a certificate of EC

type-examination, the notified body shall inform the other competent and

Foreign notified body. Notified body that cancels the

EC type-examination certificate shall inform the Office of technical

Standardization, metrology and testing (hereinafter referred to as "the authority").



§ 5



EC verification



(1) the "EC" verification is the procedure whereby the manufacturer or his authorised

Representative ensures and declares that the vessels which are examined

referred to in paragraph 3 are in conformity with the



design and production), in accordance with point 3 of annex 2 to the

of this regulation, for which a certificate has been issued under section 3 (1). 2 (a).

and 1 point, or)



(b)) a certified type described in the EC type-examination certificate.



(2) the manufacturer shall take all measures necessary in order that the manufacturing

ensure compliance of containers with the type described in the EC type-examination certificate

type or in construction and manufacturing documentation referred to in point 3 of the annex

No 2 to this regulation.



(3) the notified body carries out the findings and tests to assess compliance with

the requirements of this regulation. For this purpose,



and the manufacturer shall present the notified person) containers in the form of individual

homogeneous batches produced within a certain time interval for

the same conditions, and measures in the production process is

provided by the homogeneity of the containers in every production batch,



(b)) to these production batches shall be accompanied by the EC type-examination certificate

type, or if the vessels are not manufactured in accordance with the

a certified type design and manufacturing documentation referred to in point 3,

Annex 2 to this regulation; notified prior to EC verification

It shall examine the documentation for the certificate of adequacy,



c) notified body when screening detects whether a batch

the vessels have been manufactured and checked in accordance with construction and manufacturing

supporting documents; Additionally, performs a hydrostatic test or a pneumatic test on each

manufacturing batch container pressure Ph equal to 1,5 times the design pressure for

the purpose of the verification of its soundness; When you perform a pneumatic test

the notified body shall act in a unified manner in the performance of

the conditions for compliance with the uniform procedure set out in the authorization,

pursuant to section 11 of the Act; to verify the quality of the welds performs notified

person tests on specimens taken from the choice of the manufacturer

a representative test sample from the factory or from the vessel; tests

must be carried out on longitudinal welds, and if different methods

welding used for longitudinal and circular welds, the tests must be

performed on welds and perimeter; for the vessels, which are covered by section

2.1.2 of annex 1 to this regulation, these studies should be on

samples is replaced by a hydrostatic test on five vessels


randomly selected from each batch, in order to determine whether they comply with

requirements of section 2.1.2 of annex 1 to this regulation,



(d)) of the notified body, if the dose of the requirements referred to in subparagraph (c)),

affix or have CE marking and its identification number on the

each individual container from the production batch and shall issue a certificate of conformity

relating to the tests carried out; the manufacturer may with the consent of the notified

persons so mark each container from the batch already in the course of the

the process and on the market can be listed all the containers in the lot outside those

failing hydraulic or pneumatic test



e) If a lot is rejected, the notified body shall take appropriate

measures to prevent the placing on the market of the manufacturing batch; in the case of

of frequent rejection of batches can notified body to suspend the statistical

verification of benefits; the manufacturer may, under the responsibility of the notified body

connect this identification number of the notified body during the

the manufacturing process,



(f)), the manufacturer or his authorized representative shall submit

certificates of conformity issued by a person referred to in subparagraph (d)).



§ 6



EC surveillance



(1) the EC declaring the conformity is the procedure whereby the manufacturer, after completion of the

the requirements of paragraph 2, shall affix the CE marking to vessels which shall issue

the statement that they are in conformity with the



design and production), in accordance with point 3 of annex 2 to the

This regulation, which has been issued a certificate under section 3 (1). 2

(a). and 1 point, or)



(b)) a certified type.



(2) before the start of production, the manufacturer shall submit to the notified person

EC type-examination certificate, or a certificate under section 3

paragraph. 2 (a). and point 1, supporting documents) describing the manufacturing processes and

all the predetermined system measures to ensure compliance

pressure vessels with technical standards according to § 2 (2). 4 or with

a certified type. These documents contain



and the description of the production and test) the resources used in the production of containers,



b) test reports describing the inspections and tests that are

carried out during manufacture, together with the relevant procedures and the frequency of their

implementation,



(c) the commitment to the implementation of) the examinations and tests in accordance with the test

the Protocol for the implementation of hydraulic or pneumatic pressure tests on

each vessel manufactured test pressure equal to 1.5 times the

design pressure; examinations and tests shall be carried out by a qualified

staff that is sufficiently independent of the staff in the production, and the

inspections and tests shall be drawn up the Protocol,



(d)) the addresses of the places of manufacture and storage and the date of the beginning of the production.



(3) If the vessels are not manufactured in accordance with the approved type

notified body that issued the EC type-examination certificate, or

a certificate under section 3 (1). 2 (a). and, examine the section 1) before starting

the production of the supporting documents referred to in paragraph 2 and the design and manufacturing documentation

in accordance with point 3 of annex 2 to this regulation, are eligible for

According to them, that the vessel made reflect the basic requirements.



§ 7



Supervision



(1) where the product of PS for the vessels. In the more than 200 bar. L, subject to their

production supervision of the notified body. Supervision performed during production

the process of notified body that issued the EC type-examination certificate

type, where appropriate, notified body that issued the certificate referred to in § 3

paragraph. 2 (a). and) point 1.



(2) the notified body in the framework of supervision



and to determine whether the manufacturer) checks series-produced vessels in accordance with § 6

paragraph. 2 (a). (c)), and



(b)) taken at random samples for inspection purposes, containers in place

production or in the place of storage containers.



(3) the manufacturer shall obtain from the person for the purposes of monitoring access to the

production and storage space of the vessels, allowing her to choose samples of containers and

provides all of the necessary information, in particular



and) design and manufacturing documentation,



(b)), control procedures



(c) the EC type-examination) certificate, or a certificate under section 3 (1). 2

(a). and) point 1 and



(d) the Protocol of the manufacturer) the examinations and tests carried out.



(4) the notified body shall send a copy of the Protocol of the supervision authority and the

request other relevant notified and foreign notified

persons, representatives of the Member States of the European Union and the Commission of the European

the community.



§ 8



The CE marking and other labelling



(1) the CE marking, whose graphic design provides for special legal

prescription, ^ 3) and the inscriptions referred to in point 1 of annex 2 to this Regulation shall

placed on the container or on the rating plate, which can not be from the container

separated, so that this marking be visible, easily legible and

indelible. The CE marking must be accompanied by the identification number of the

allocated to the notified person responsible for EC verification or monitoring.



(2) on the container or on the data plate can be placed and other designation

other than the CE marking, but this must not be reduced visibility, or

the legibility of the CE marking. The vessel may not be marked, which would

could mislead regarding the CE marking.



(3) the CE marking on the container indicates that the product meets the technical

the requirements laid down in the legislation, to which it is

and that this designation provide for or allow you to, and that was when

an assessment of its conformity-fulfilment of a specified procedure. However, if one or

a number of legal provisions for a transitional period permits the manufacturer

to choose what provisions will govern, the CE marking shall indicate

a match only with those laws or their provisions, which

manufacturer. In this case, it must be in the documentation, notices

or instructions required by the legislation concerned and annexed to the

the relevant product, the information on the relevant legislation

Of the European communities or of their provisions applied by the manufacturer.



(4) the vessels in respect of which the manufacturer has not applied, or has applied only in part,

the technical standards according to § 2 (2). 4 or for which no such technical

standards do not exist shall be considered as complying with the basic requirements in

cases where after getting EC type-examination certificate, their

conformity with the type certified confirmed CE marking.



§ 9



Notice of the imposition of safeguard measures



In the case that was saved for container trade measures pursuant to

a special legal regulation, ^ 4) in the notification of the decision on the imposition of

the protective measures shall indicate whether the non-compliance was caused by



and satisfy the essential requirements), if the vessel does not

the technical standards according to § 2 (2). 4,



b) incorrect application of the technical standards according to § 2 (2). 4, or



c) shortcomings in the technical standards according to § 2 (2). 4.



§ 10



The conditions of the authorization



(1) the authorization of legal entities in accordance with § 11 para. 2 of the Act

apply the conditions set out in annex 3 to this regulation.



(2) the authorized person according to § 11 (1) 7 of the law becomes

certification.



Transitional and final provisions



§ 11



(1) valid certificates or other documents issued on the basis of regulation

No 175/1997 Coll., as amended by Decree-Law No 80/1999 Coll. and

the Government Decree No 285/2000 Coll., can be used for the purposes of assessing the

conformity in accordance with this regulation, unless they are cancelled under the conditions

laid down by law.



(2) the person responsible for the activities of conformity assessment pursuant to Regulation

No 175/1997 Coll., as amended by Decree-Law No 80/1999 Coll. and

the Government Decree No 285/2000 Coll., shall be considered as persons responsible for the

the activities under this regulation.



§ 12



Shall be repealed:



1. Government Regulation No. 173/1997 Coll., laying down technical

requirements for simple pressure vessels.



2. Government Regulation No. 80/1999 Coll., amending Decree-Law No.

175/1997 Coll., laying down technical requirements for the simple

pressure vessels.



3. Government Regulation No 285/2000 Coll., amending Decree-Law No.

175/1997 Coll., laying down technical requirements for the simple

pressure vessels, as amended by Decree-Law No 80/1999 Coll.



section 13 of the



The effectiveness of the



This Regulation shall enter into force on the day of the Government of the accession treaty

The Czech Republic to the European Union enters into force.



Prime Minister:



PhDr. In r.



Minister of industry and trade:



Ing. Samantha r in r.



Č. 1



THE BASIC REQUIREMENTS



1.



Materials



Materials must be selected according to the intended purpose of the use of containers and

accordance with point 1.1. up to 1.4.



1.1. Pressurized parts



Materials referred to in point 1 is used for the manufacture of pressure parts shall be:



and) suitable for welding,



b) ductile and tough, so that the material at the lowest

working temperature does not lead to tříštivému or brittle fracture



c) resistant to ageing.



For steel containers must satisfy the requirements of materials in

section 1.1.1. and for containers made of aluminium or aluminium alloys, the requirements of point

1.1.2. the materials must be accompanied by a certificate of the manufacturer of the material, metallurgical

as shown in annex 2 to this regulation.



1.1.1. Steel container



The steel used must meet the following requirements:



and) may not be neuklidněné and must be supplied in normalised condition

the annealed or in an equivalent State,




(b) the carbon content in the product) must be less than 0.25% and sulphur content and the

phosphorus must be on each individual element is less than 0.05%;



(c)) must have the following mechanical properties for each product



CA) the highest value of the tensile strength Rm, max must be less than 580

N.mm-2,



CB) elongation shall have the following values:



1) if test pieces are taken parallel to the direction of rolling:



with a thickness equal to or greater than 3 mm and equal to or greater than 22

%,



with a thickness of less than 3 mm: A80 mm equals or is greater 17%,



2) where test samples are drawn perpendicular to the direction of rolling:



with a thickness equal to or greater 3 mm: and is equal to 20% or more,



with a thickness of less than 3 mm: A80 mm equals or is greater 15%,



CC) the average value of the notch toughness of KCV on three samples when you

minimum working temperature must not be less than 35 J.cm-2. A maximum of

one of the three values can be less than 35 J.cm-2, but not less than 25

J.cm-2. In the case of steel used for construction of the vessels, the lowest

the working temperature is less than-10 ° C and the wall thickness is

greater than 5 mm, this property must be checked.



1.1.2. Aluminium container



Not alloyed aluminium must have at least 99.5% aluminium content and nevytvrzované

aluminum alloy must have sufficient resistance against intergranular

corrosion at the maximum allowable temperature.



In addition, these materials must comply with the following requirements:



and) must be supplied in the annealed condition and



(b)) each subassembly must have the following mechanical values:



1. the maximum value of the tensile strength Rm, max must not be greater than the

350 N.mm-2



2. elongation must have the following values:



And greater than or equal to 16%, where the test sample is taken in the

the direction of rolling,



And greater than or equal to 14%, where the test sample is drawn perpendicular

to the direction of rolling.



1.2. Welding consumables



Additional materials that are used in the manufacture of welded joints of containers

or the containers must be suitable for welded materials and with them

compatible.



1.3. the Accessories that affect the strength of the container



These parts (for example, bolts and nuts) must be made of material

referred to in point 1.1. or from other appropriate types of steel, aluminium or

aluminium alloys, which are compatible with the materials used for the

manufacture of pressure parts.



These materials must be at the lowest working temperature of the reasonable

ductility and toughness.



1.4. Non-pressure parts



All non-pressure parts welded containers must be of materials

compatible with the materials of the components to which they are to be part of the

přivařovány.



2.



Designing of containers



When designing a container by the manufacturer must be



and according to the purpose of use) established the following values:



1. the minimum working temperature Tmin



2. the maximum working temperature Tmax,



3. the maximum working pressure (PS).

If you selected the lowest working temperature higher than-10 ° C, it must be

the required material properties are guaranteed for the-10 ° C,



(b)) taken into account the following requirements:



1. it must be possible to check the internal surface,



2. it must be possible to empty the container,



3. mechanical properties must be preserved throughout the period laid down

the service life of the container when you use for a particular purpose,



4. the vessel must be, having regard to their prescribed use,

sufficiently protected against corrosion,



(c)) taken into account the fact that under the foreseeable conditions of use



1. the vessel will not be exposed to voltages which could endanger their

safety during use,



2. the internal pressure will not permanently exceed the maximum allowable pressure PS, and

temporarily, however, may be exceeded by up to 10%.



Circumferential and longitudinal welded joints must be made fully penetrated

welds welds or equivalent. Caps, with the exception of the day

polokulových, you must have a cylindrical edge.



2.1. The wall thickness



When the product of PS. In not more than 3000 bar. L, chosen by the manufacturer to

the determination of the thickness of the wall of the vessel one of the methods described in section 2.1.1. and

2.1.2.; When the product of PS. In more than 3000 bar. L, or if the highest

the working temperature is higher than 100 ° C, determines the thickness of the

using the method described in section 2.1.1.



The actual wall thickness of the cylindrical part and of the steel containers, however, may day

be less than 2 mm for containers of aluminium and aluminium alloys shall not be less

than 3 mm.



2.1.1. The calculation method



The smallest thickness of the pressurized parts must be calculated with regard to the

load and size of the following conditions is true:



and the calculated pressure) must not be less than the selected maximum

working pressure,



(b)) the total leave membrane stress may be at most equal to the lesser of

values and 0.3 0.6 RET Rm. To define the permissible stress, the manufacturer must

use the smallest of the LIP and Rm values, min guaranteed by the manufacturer of the material.



However, if the cylindrical part of the vessel, one or more longitudinal welds

carried out in a different way than the slot machine, the thickness of the calculated

above method, multiply by 1.15.



2.1.2. experimental method



The thickness of the wall must be fixed so that the container at ambient temperature

are resistant to the action of a pressure equal to at least five times

the maximum allowable pressure, with persistent peripheral distortion may be

not more than 1%.



3.



Production



The containers must be manufactured and subjected to production checks in accordance with the

design and production of the documents referred to in point 3 of annex 2 to the

application of this regulation.



3.1. production of structural parts



In the manufacture of components (for example, molded or metal sheets)

must not be superficial defects or cracks or changes of mechanical

properties that could affect the safety of the vessels.



3.2. Welded joints on pressure parts



The properties of the weld joints and adjacent areas must be similar to the characteristics of the

welded materials and shall be free of surface or internal defects,

that could affect the safety of the vessels.



Welds must be executed by qualified welders, or workers with

the appropriate device for the chosen method of welding. The approval and

qualifying tests must be conducted by persons notified.



During manufacture, it must also be ensured a permanent quality of the welds of the implementation

the appropriate test corresponding to the method of welding. About these

the tests shall be the Protocol.



4.



With container must be supplied instructions drawn up in accordance with point 2 of Annex No. 2

to this regulation.



Č. 2



THE CE MARKING AND DESCRIPTIONS, INSTRUCTIONS FOR USE, THE DESIGN AND MANUFACTURING DOCUMENTATION,

DEFINITIONS AND SYMBOLS



1. CE marking and labels



and form of the CE marking) lays down special legal regulation.



(b)) on the container or on the label the containers must be of the CE marking and

This description:



-the maximum working pressure (PS in bar),



-the maximum working temperature (Tmax in ° C),



-the minimum working temperature (Tmin in ° C),



-container capacity (in L),



-the name or mark of the manufacturer,



-designation of series or type, and the benefits of the vessel,



-the last two digits of the year in which the CE marking was affixed.



In the case of the use of the data plate label shall be structurally designed

so that it cannot be re-used and must include the free space for the

any additional data.



2. instructions for use



Instructions for use must contain the following information:



a) data referred to in paragraph 1 with the exception of serial identification of the vessel,



b) intended use of the vessel,



(c)) the requirements for operating, maintenance and installation in terms of safety of the vessel.



This information must be in the language or languages of the State of destination.



3. Design and manufacturing documentation



Design and manufacturing documentation must include a description of the methods and established

working procedures so as to meet the requirements of annex 1 to the

This regulation or technical standards according to § 2 (2). 4, in particular:



and a detailed manufacturing drawing type) of containers,



(b)) descriptions and explanations to the design and manufacturing background,



(c) a document describing the):



CA) selected materials,



CB) selected welding procedures,



CC) selected checks,



CD) any details relating to the design of the container.



If it's the procedures referred to in §§ 5 to 7, the documents also

include:



CE) documents relating to the suitability of welding procedures and qualifications

Welders or welding operators



CF) II of materials used in the manufacture of parts and joints

affecting the strength of the pressure vessel;



CG) Protocol of tests and verifications, or a description of the controls,

that will be carried out on the product.



4. definitions and symbols



4.1. definition



Pressure means the pressure relative to atmospheric pressure or overpressure. In

as a result, the vacuum is expressed a negative value.



and the calculated pressure) "P" is the pressure chosen by the manufacturer and used for the

determination of thickness of pressure parts.



(b)) maximum working pressure "PS" is the highest pressure that can be reached

under normal operating conditions.



(c)) the lowest working temperature "Tmin" is the lowest constant wall temperature

the vessel under normal operating conditions.



d) maximum working temperature "T" is the highest stable temperature,


the wall of the container can be achieved under normal operating conditions.



e) yield strength "lip" at the maximum working temperature Tmax is the value



EA) the upper yield point ReH, for materials with both the lower and upper limits of the

yield point or



EB) Contracting for the yield stress Rp0, 2 or



EC) Contracting for the yield stress Rp1, 0 in the case of non-alloy aluminium.



(f)) a series of containers



The vessel consists of the same series, if different from the prototype only

diameter, provided that the requirements are met in accordance with 2.1.1.

or 2.1.2. Annex 1 to this regulation, or the length of cylindrical part

the container with the following restrictions:



FA) to prototype in addition to only one or more cylindrical, must

have the variants in the series at least one cylinder, lub,



FB) to prototype with only two caps, may not have the variants in the

No series cylindrical luby.



Variations in length, which leads to changes of the holes and the sleeves must be for

each version listed on the drawing.



g) batch of vessels consists of a maximum of 3000 containers of the same type.



h) mass production means that according to the same design and the same

the manufacturing process during a specific period produces a continuous production

the procedure for more than one vessel of the same type.



I) Metallurgical material manufacturer certificate is a document by which the manufacturer

material confirms that he added the product meeting the requirements of the order, and

in which he declares the results of current tests in the course of production, especially

chemical composition and mechanical properties, carried out on the products

produced by the same production technology as the products delivered, taking

the test may not perform directly on the delivered products.

4.2. symbols



And ductility (L0 = 5.65. (S0) 1/2)%

A80 mm elongation (L0 = 80 mm)%

KCV notch toughness J.cm-2

P the calculation pressure bar

PS-the maximum working pressure bar

The pH of the hydrostatic or pneumatic test pressure bar

Rp0, 2 contractual yield strength at 0.2% N.mm-2

RP1, 0 Contracting yield strength at 1.0% N.mm-2

RET yield strength at the maximum working temperature N.mm-2

Upper yield point Reh, N.mm-2

Tensile strength RM N.mm-2

RM, max the highest tensile strength of N.mm-2

The maximum working temperature Tmax ° C

Tmin minimum working temperature ° C

In container capacity L



Č. 3



THE CONDITIONS OF THE AUTHORIZATION



1. the notified body, its Director and the employee responsible for the

carrying out the verification tests shall not be the designer, manufacturer, supplier

or the fitter checked containers, nor the authorized representative of any of

These parties. They shall not become either involved directly or as authorised

representatives in the design, manufacture, marketing or maintenance of the vessels. This, however,

does not preclude the possibility of exchanges of technical information between the manufacturer and the

by a notified body.



2. The notified body and its staff must carry out the verification

tests at the highest level of professionalism and technical competence and

must not be exposed to any nátlakům, particularly financial, which might

affect their assessment or the results of the checks, especially from people or

groups of persons with an interest in the results of verification.



3. The notified body must have the necessary range of employees and

must possess the necessary facilities to enable it to carry out properly

the administrative and technical tasks connected with verification; It must also have

access to the equipment necessary for the specific authentication.



4. The staff responsible for inspection must have



and the corresponding technical and professional) training,



b) satisfactory knowledge of the requirements relating to the examinations,

they carry out and adequate experience of such tests,



(c)) the ability to issue certificates and to develop protocols and reports

proving tests carried out.



5. The notified body shall ensure the impartiality of the employees

performing authentication. Their remuneration must not depend on the number of

tests carried out or on the results of those tests.



6. The notified body must take out liability insurance (§

11 (1) 3 of the Act).



7. the staff of the notified body are bound to observe confidentiality

(section 20a of Act) on any information gained in carrying out the tasks of the

pursuant to this regulation.



1) Council Directive 87/404/EEC of 25 September 1992. June 1987 on the approximation of

the legislation of the Member States relating to simple pressure

the vessels, as amended by Directive 90/488/EEC and 93/68/EEC.



section 2 (b) 2). I) of Act No. 22/1997 Coll., as amended by Act No. 204/2002 Sb.



3) Government Regulation No. 291/2000 Coll., laying down graphic design

the CE marking.



4 for example, § 7a) paragraph. 1 (b). a) and b) of Act No. 64/1986 Coll., on Czech

commercial inspection, as amended by Act No. 22/1997 Coll. and Act No. 204/2002

SB.