钢架结构 设计与构造

6 DIN 18 800 第一部分

a) 它们和钢之间相兼容；

b) 它们不可能产生氢诱导脆度；

c) 这里有可行的方法来拧紧螺栓。

注意 1：电镀锌是另一种合适的防腐方法。

注意 2：有关避免产生氢诱导脆度的方法参见 DIN 267。

（408）螺栓材料的特征值

拴接的阻力应根据表 2 中的特征值来确定。

表 2. 用于螺栓材料的特征值

	1	2	3
	性能等级	屈服强度 fy,b,k 单位：N/mm2	抗拉强度 fu,b,k 单位：N/mm2
1	4.5	240	400
2	5.6	300	500
3	8.8	640	800
4	10.9	900	1000

注意：参见条款 718。

（409）铆钉

铆钉应为符合 DIN 17 111 的 USt 36 钢制成。

（410）铆钉材料的特征值

铆接阻力应基于表 3 中的特征值来确定。

表 3. 用于铆钉材料的特征值

	1	2	3
	材料	屈服强度 fy,b,k 单位：N/mm2	抗拉强度 fu,b,k 单位：N/mm2
1	USt 36	205	330
2	RSt 36	225	370

注意：参见条款 718。

（411）受切接合部件和双端螺栓

受切接合部件和双端螺栓均应由表 4 中规定的材料制成。

受切接合部件和双端螺栓的阻力应基于表 4 中的特征值来确定。

（412）螺栓、铆钉和接头的证明

与 8 级和 10 级螺帽一起使用的 8.8 级和 10.9 级螺栓的生产应一直受到监控，而监控记录应保留下来，作为验证其机械性能、表面条件、尺寸和紧固性能和相关要求一致的证据。这里应提供 DIN 50 049 中规定的测试报告。

表 4. 用于受切接合部件和双端螺栓材料的特征值

	1	2	3
	螺栓规范 相应尺寸，单位：毫米	屈服强度 fy,b,k 单位：N/mm2	抗拉强度 fu,b,k 单位：N/mm2
1	DIN 32 500 第 1 部分 性能等级 4.8	320	400
2	DIN 32 500 第 3 部分 具有 St37-3 的化学成分 （参见 DIN 17 100）	350	450
3	DIN 17 100**) (St37-2 或 St37-3)	d≤40	240	360
		40<d≤80	215
4	DIN 17 100**) (St52-3)	d≤40	360	510
		40<d≤80	325

注意：参见条款 718。

其他性能等级的螺栓和铆钉应按照 ISO 898 第 1 部分和第 2 部分来进行测试，但在这种情况下不一定需要提供证明。受切接合部件机械性能的证明至少应按照测试报告的标准来以 DIN 50 049 检验文件的形式来提供。

（413）其他材料制成的固定件

上面所提材料以外的材料制成的固定件应用类推的方法和条款 402 与 412 一致。

4.2.2 焊材

（414）焊材只有在根据 DS 920 01¹⁾ 获得批准时才可 使用。注意：常见焊材为焊条金属、焊剂和保护气。

4.3 高强度抗拉构件

4.3.1 钢索用钢丝

（415）钢索用钢丝应由符合 DIN 17140 的优质钢或者符合 DIN 17 440 的不锈钢制成。

4.3.2 锚固

（416）承座材料

承座应由符合 DIN 1681、DIN 17 182 或者钢铁材料表 685 的铸钢或者符合 DIN 17 100**)、DIN 17 103 或 DIN 17 200***) 制成。

**) 和 ***) 参见第 4 页。

1) 正式批准机构为位于 Minden 的德国联邦铁路中央办公室。文件 DS 92001（德国联邦铁路批准用于弧焊和气熔焊的焊

6

2 Scope

2

EUROPEAN STANDARD

NORME EUROPÉENNE

EUROPÄISCHE NORM

EN 10216-3

May 2002

ICS 23.040.10; 77.140.75

English version

Seamless steel tubes for pressure purposes –
Technical delivery conditions

Part 3: Alloy fine grain steel tubes

Tubes sans soudure en acier pour service sous pression – Conditions techniques de livraison – Partie 3: Tubes en acier allié à grain fin

Nahtlose Stahlrohre für Druckbeanspruchungen – Technische Lieferbedingungen – Teil 3: Rohre aus legierten Feinkornbaustählen

This European Standard was approved by CEN on 2002-04-25.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.

Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre or to any CEN member.

The European Standards exist in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, and the United Kingdom.

CEN

European Committee for Standardization

Comité Européen de Normalisation

Europäisches Komitee für Normung

Management Centre: rue de Stassart 36, B-1050 Brussels

© 2002. CEN – All rights of exploitation in any form and by any means reserved worldwide for CEN national members.

Ref. No. EN 10216-3 : 2002 E

Contents

Section	Page
Foreword	3
Introduction	4
1 Scope	4
2 Normative references	5
3 Definitions	5
3.1 DN	5
3.2 PN	5
4 Designations	6
4.1 Range of PN designations	6
4.2 Range of DN (nominal sizes)	6
4.3 Gasket types	6
4.4 Information to be supplied by the purchaser	6
5 Gasket designs	6
6 Gasket types	7
7 Dimensions	7
8 Marking	10
Annex A (informative) Information to be supplied by the purchaser	10
Annex B (informative) A-deviation	11

:current

Foreword

This document (EN 10216-3:2002) has been prepared by Technical Committee EC/TC 29, "Steel tubes and fittings for steel tubes", the secretariat of which is held by UNI.

This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by November 2002, and conflicting national standards shall be withdrawn at the latest by November 2002.

This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s).

For relationship with EU Directive(s), see informative annex ZA, which is an integral part of this document.

Other Parts of EN 10216 are:

Part 1:	Non-alloy steel tubes with specified room temperature properties
Part 2:	Non-alloy and alloy steel tubes with specified elevated temperature properties
Part 4:	Non-alloy and alloy steel tubes with specified low temperature properties
Part 5:	Stainless steel tubes

Another European Standard series covering tubes for pressure purposes is:

EN 10217:

Welded steel tubes for pressure purposes

According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom.

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1 Scope

This Part of EN 10216 specifies the technical delivery conditions in two test categories for seamless tubes of circular cross section, made of weldable alloyed fine grained steel.

2 Normative references

This European Standard incorporates by date or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For date references, subsequent amendments to or revisions of, any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments).

The requirements of this European Standard rule when they differ from those in the standards and documents referred to below:

EN 10002-1, Metallic materials - Tensile testing - Part 1: Method of test (at ambient temperature).

EN 10002-5, Metallic materials - Tensile testing - Part 5: Method of testing (at elevated temperature).

EN 10020, Definitions and classification of grades of steel.

EN 10021, General technical delivery requirements for steel and iron products.

EN 10045-1, Metallic materials - Charpy impact test - Part 1: Test method.

EN 10052, Vocabulary of heat treatment terms for ferrous products.

EN 10204, Metallic products - Types of inspection documents.

EN 10027-1, Designation systems for steels - Part 1: Steel names, principle symbols.

EN 10027-2, Designation systems for steels Part 2: Numerical systems.

ENV 10220, Seamless and welded steel tubes - Dimensions and masses per unit length

EN 10233, Metallic materials - Tubes - Flattening test.

EN 10234, Metallic materials - Tubes - Drift expanding test.

EN 10236, Metallic materials - Tubes - Ring expanding test.

EN 10237, Metallic materials - Tubes - Ring tensile test.

EN 10246-1, Non-Destructive Testing of steel tubes Part 1: Automatic electromagnetic testing of seamless and welded (except submerged arc welded) ferromagnetic steel tubes for verification of hydraulic leak-tightness.

EN 10246-5, Non-Destructive Testing of steel tubes - Part 5: Automatic full peripheral magnetic transducer/flux leakage testing of seamless and welded (except submerged arc-welded) ferromagnetic steel tubes for the detection of longitudinal imperfections.

EN 10246-6, Non-Destructive Testing of steel tubes - Part 6: Automatic full peripheral ultrasonic testing of seamless steel tubes for the detection of transverse imperfections.

EN 10246-7, Non-Destructive Testing of steel tubes - Part 7: Automatic full peripheral ultrasonic testing of seamless and welded (except submerged arc welded) steel tubes for the detection of longitudinal imperfections.

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