标准查询
DIN EN ISO 7046-2 十字槽沉头(通用头型)螺钉-产品等级A级-第2部分:性能等级 钢 8.8级、不锈钢和有色金属
(ISO 7046-2:1990 | DIN EN ISO 7046-2 | 代替 DIN 965)
Cross recessed countersunk flat head screws (common head style),product grade A-Part2:Steel of property class 8.8,stainless steel and nonferous metals