|
标准Standard |
规格Size |
等级Grade |
长度Length(mm) |
表面处理 Surface Treatment |
|
GB/T 1228-1231-2006 |
M16—M30 |
10.9S |
40—200 |
10.9S发黑Black 机械镀锌 Mechanical Galvanized 达 克 罗 Dacromet |
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