ISO 630-2:2011
Structural steels — Part 2: Technical delivery conditions for structural steels for general purposes
ISO 630-2:2011 specifies qualities for steels for general structural use. ISO 630-2:2011 applies to steel plates rolled on a reversing mill, wide flats, hot-rolled sections and bars, which are used in the as-delivered condition and normally intended for welded or bolted structures.
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and designation
4.1 Classification
4.2 Grades and qualities
4.3 Use of normative annexes A and B
5 Information to be supplied by the purchaser
5.1 Mandatory information
5.2 Options
6 Requirements
6.1 Steel-making process
6.2 Delivery condition
6.3 Chemical composition
6.4 Mechanical properties
6.5 Surface conditions
6.6 Internal soundness
6.7 Dimensions and tolerances on dimensions, shape and mass
7 Inspection
8 Sampling — Frequency of testing
8.1 Verification
8.2 Test units
9 Test methods
10 Marking
Annex A (normative) Steel grades S235, S275, S355 and S450: Chemical composition and mechanical properties
Annex B (normative) Steel grades SG205, SG250, SG285 and SG345: Chemical composition and mechanical properties
Bibliography
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and designation
4.1 Classification
4.2 Grades and qualities
4.3 Use of normative annexes A and B
5 Information to be supplied by the purchaser
5.1 Mandatory information
5.2 Options
6 Requirements
6.1 Steel-making process
6.2 Delivery condition
6.3 Chemical composition
6.4 Mechanical properties
6.5 Surface conditions
6.6 Internal soundness
6.7 Dimensions and tolerances on dimensions, shape and mass
7 Inspection
8 Sampling — Frequency of testing
8.1 Verification
8.2 Test units
9 Test methods
10 Marking
Annex A (normative) Steel grades S235, S275, S355 and S450: Chemical composition and mechanical properties
Annex B (normative) Steel grades SG205, SG250, SG285 and SG345: Chemical composition and mechanical properties
Bibliography