916 GB/T 13403-1992 大直径碳钢管法兰用垫片 Gaskets for large-diameter cabon steel pipe flanges
917 GB/T 13404-1992 管法兰用聚四氟乙烯包复垫片 Polytetrafluoroethylene envelope gaskets for pipe flanges
918 GB/T 13405-1992 汽车V带轮 Grooved pulleys for automotive V-belt
919 GB/T 13575.1-1992 带传动--普通V带传动 Belt drives—Classical V-belt drives
920 GB/T 13575.2-1992 带传动--窄V带传动 Belt drives—Narrow V-belt drives
921 GB/T 13672-1992 齿轮胶合承载能力试验方法 Standard test method for scuffing load capacity of gears
922 GB/T 13680-1992 焊接方螺母 Square weld nuts
923 GB/T 13681-1992 焊接六角螺母 Hexagon weld nuts
924 GB/T 13682-1992 螺纹紧固件轴向载荷疲劳试验方法 Axial load fatigue testing for threaded fasteners
925 GB/T 13683-1992 销 剪切试验方法 Pins and grooved pins—Shear test
926 GB/T 13799-1992 双圆弧圆柱齿轮承载能力计算方法 Methods of the calculation for load capacity of cylindrical gear with double-circular-arc tooth profile
927 GB/T 13806.1-1992 精密机械用紧固件 十字槽螺钉 Fasteners for fine mechanics--Cross recessed screws
928 GB/T 13806.2-1992 精密机械用紧固件 十字槽自攻螺钉 刮削端 Fasteners for fine mechanics--Cross recessed tapping screws--Scrape point
929 GB/T 13807.1-1992 腰状杆螺柱连接副 型式分类 Connections with waisted stud--Tape classification
930 GB/T 13829.1-1992 槽销 平行沟槽 Grooved pins--Parallel grooved
931 GB/T 13829.2-1992 槽销 锥槽 Grooved pins--Taper grooved
932 GB/T 13829.3-1992 槽销 圆头、沉头 Grooved pins--With round head or countersunk head
933 GB/T 13924-1992 渐开线圆柱齿轮精度检验规范 Inspection code for accuracy of involute cylindrical gears
934 GB/T 13927-1992 通用阀门 压力试验 Pressure testing for general purpose valves