GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 33968-2017 |
Hot rolled steel sections with improved weldability 改善焊接性能热轧型钢 |
China National Standards Hot rolled steel sec |
English PDF |
GB/T 4697-2017 |
Hot rolled steel section for mine timbering 矿山巷道支护用热轧型钢 |
China National Standards Hot rolled steel sec |
English PDF |
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