WebJun 17, 2024 · GB5781-86 Hexagon head bolts-full thread 代替GB5--76 Product grade C 引言 本标准规定了螺纹规格为M5~M64、全螺纹、C级的六角头螺栓 本标准等效采用国际标准IS04018-1979《六角头螺钉一产品等级C》 2引用标准 GB196-81《普通螺纹基本尺寸 (直径1~600mm)》; GB197~81《普通螺纹公差与配合 (直径1~35mm)》 GB2-85《紧固件一外 … WebMar 25, 2024 · GB/T 5781-1986 (GB/T5781-1986) Description (Translated English) Hexagon head bolts--Full thread--Product grade C. Sector / Industry. National Standard …
GB 6441-1986 企业职工伤亡事故分类 国家标准(GB)-工标网
WebMar 23, 2024 · gb5782六角螺栓国家标准 法律分析:螺纹规格为M1.6~M64、性能等级为5.6、8.8、9.8、10.9、A2-70、A4-70、A2-50、A4-50、CU2、CU3和AL4级、产品等级为A和B级的六角头螺栓。 A级用于d=1.6~24mm和l10d或l150mm(按较小值);B级用于d》24mm或l》150mm(按较小值)的螺栓。 如需其他技术要求,应从现行标准( … http://www.lancarver.com/UpFiles/pdf/2014-02-14/021410162933.pdf ruth gospel coalition
GB/T 5781-2000 - Hexagon head bolts--Full thread
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