GB/T 20887.1-2007 Continuously hot rolled high strength steel sheet and strip for automobile—Part 1:High yield strength steel for cold forming (Text of Document is in English)

01/10/2007

10P

$100.00 USD

Contents
Forward
1 Scope
2 Normative References
3 Classification and Code
4 Information of order
5 Dimension, Shape, Weight and Permissible deviation
6 Technical Requirements
6.1 Chemical composition
6.2 Smelting method
6.3 Delivery condition
6.4 Mechanical properties and processing property
6.5 Surface quality
7 Inspection and Test
8 Packaging, Marking and Quality Certificate
9 Rounding off Numerical Values
10 Approximate Comparison between Domestic and Oversea Designations
Annex A (Informative) Approximate Comparison between Domestic and Oversea Designations