BS 4T 100:1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Procedure for inspection, testing and acceptance of seamless steel tubes and tubestock
Hardcopy , PDF
03-31-2010
English
05-15-1997
Committees responsible
Foreword
Section 1. General
1.1 Scope
1.2 General
1.3 References
1.4 Definitions
1.5 Tubestock manufacture, inspection and testing
1.6 Tube manufacture, inspection and testing
1.7 Information and requirements to be agreed and to be
documented
1.8 Certification
Section 2. Tubes delivered in the finally heat treated
condition (excluding austenitic steels)
2.1 General
2.2 Mechanical tests
2.3 Special tests
2.4 Decarburization test
2.5 Non-destructive tests
Section 3. Corrosion resisting and heat resisting austenitic
steel tubes (elevated temperature properties not verified)
3.1 General
3.2 Mechanical tests
3.3 Special tests
3.4 Non-destructive examination
Section 4. Tube delivered in the softened condition for use
in the hardened and tempered condition
4.1 General
4.2 Condition
4.3 Selection of mechanical test samples
4.4 Decarburization
4.5 Non-destructive examination
Section 5. Modified requirements for the acceptance of small
quantities of tube stock and tubes
5.1 General
5.2 General requirements
5.3 Micro-cleanness assessment
5.4 Other tests
Annex
A (normative) Dimensions and tolerances
Tables
A.1 Tolerances on dimensions of cold drawn and tempered tubes
(metric dimensions)
A.2 Tolerances on dimensions of annealed, normalized or
hardened and tempered tubes (metric dimensions)
A.3 Tolerances on dimensions of corrosion-resistant and heat
resistant tubes (metric dimensions of austenitic steel)
Figure
1 Flattening test
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