Countersunk flat head screws with cross recess—Part 2: Property class 8.8, stainless steel screws and non-ferrous metal screws
MOD ISO 7046-2:2011
全国紧固件标准化技术委员会(SAC/TC 85)
GB/T 819的本部分规定了8.8级、不锈钢及有色金属十字槽沉头螺钉的型式尺寸、技术条件和标记。
本部分适用于螺纹规格为M2～M10、性能等级为8.8、A270、CU2、CU3、产品等级为A级的H和Z型十字槽沉头螺钉。
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