36 GB/T 70-1985 內六角圓柱頭螺釘 Hexagon socket cap head screws
37 GB/T 71-1985 開槽錐端緊定螺釘 Slotted set screws with cone point
38 GB/T 72-1988 開槽錐端定位螺釘 Slotted set screws with cone point
39 GB/T 73-1985 開槽平端緊定螺釘 Slotted set screws with flat point
40 GB/T 74-1985 開槽凹端緊定螺釘 Slotted set screws with cup point
41 GB/T 75-1985 開槽長圓柱端緊定螺釘 Slotted set screws withlong dog point
42 GB/T 77-1985 內六角平端緊定螺釘 Hexagon socket set screws with flat point
43 GB/T 78-1985 內六角錐端緊定螺釘 Hexagon socket set screws with cone point
44 GB/T 79-1985 內六角圓柱端緊定螺釘 Hexagon socket set screws with dog point
45 GB/T 80-1985 內六角凹端緊定螺釘 Hexagon socket set screws with cup point
46 GB/T 83-1988 方頭長圓柱球面端緊定螺釘 Square set screws with long dog point and rounded end
47 GB/T 84-1988 方頭凹端緊定螺釘 Square set screws with cup point
48 GB/T 85-1988 方頭長圓柱端緊定螺釘 Square set screws with long dog point
49 GB/T 86-1988 方頭短圓柱錐端緊定螺釘 Square set screws with short dog point and cone end
50 GB/T 89-1976 螺釘 技術條件 Screws--Technical requirements