851 GB/T 11358-1989 平带传动 带轮直径尺寸 Flat belt drive pulleys diameters

852 GB/T 11359-1989 平带传动 平带及带轮的宽度 Flat belt drive Belt and pulleys—widths

853 GB/T 11360-1989 平带传动 带轮轮缘凸面 Flat belt drive pulleys—crowns

854 GB/T 11361-1989 同步带传动 带轮 Synchronous belt drives—Pulleys

855 GB/T 11362-1989 同步带传动 额定功率和传动中心距的计算 Synchronous belt drives—Calculation of power rating and drive centre distance

856 GB/T 11365-1989 锥齿轮和准双曲面齿轮 精度 Accuracy of bevel and hypoid gears

857 GB/T 11366-1989 行星传动基本术语 Basic terminology of planetary drives

858 GB/T 11367-1989 锥齿轮胶合承载能力计算方法 Methods for the calculation of scuffing load capacity for bevel gears

859 GB/T 12220-1989 通用阀门 标志 General purpose industrial valves—Marking

860 GB/T 12221-1989 法兰连接金属阀门 结构长度 Metal valves for use in flanged pipe systems—Face-to -face and centre-to-face dimensions

861 GB/T 12222-1989 多回转阀门驱动装置的连接 Multi-turn valve actuator attachment

862 GB/T 12223-1989 部分回转阀门驱动装置的连接 Part-turn valve actuator attachment

863 GB/T 12224-1989 钢制阀门 一般要求 General requirements for industrial steel valves

864 GB/T 12225-1989 通用阀门 铜合金铸件技术条件 General purpose industrial valves—Specification of copper alloy castings 865 GB/T 12226-1989 通用阀门 灰铸铁件技术条件 General purpose industrial valves—Specification of flake graphite iron castings

866 GB/T 12227-1989 通用阀门 球墨铸铁件技术条件 General purpose industrial valves—Specification of spheroidal graphite iron castings

867 GB/T 12228-1989 通用阀门 碳素钢锻件技术条件 General purpose industrial valves—Specification of carbon steel forgings

868 GB/T 12229-1989 通用阀门 碳素钢铸件技术条件 General purpose industrial valves—Specification of carbon steel castings

869 GB/T 12230-1989 通用阀门 奥氏体钢铸件技术条件 General purpose industrial valves—Specification of austenitic steel castings

870 GB/T 12232-1989 通用阀门 法兰连接铁制闸阀 General purpose industrial valves—Flanged iron gate valves

871 GB/T 12233-1989 通用阀门 铁制截止阀与升降式止回阀 General purpose industrial valves—Casting iron globe valves and lift check valves

872 GB/T 12234-1989 通用阀门 法兰和对焊连接钢制闸阀 General purpose industrial valves—Flanged and butt-weld steel gate valves

873 GB/T 12235-1989 通用阀门 法兰连接钢制截止阀和升降式止回阀 General purpose industrial valves—Flanged steel globe valves and lift check valves

874 GB/T 12236-1989 通用阀门 钢制旋启式止回阀 General purpose industrial valves—Steel swing check valves

875 GB/T 12237-1989 通用阀门 法兰和对焊连接钢制球阀 General purpose industrial valves--Flanged and butt-weld end steel ball valves

876 GB/T 12238-1989 通用阀门 法兰和对夹连接蝶阀 General purpose industrial valves—Flanged and wafer butterfly valves

877 GB/T 12239-1989 通用阀门 隔膜阀 General purpose industrial valves—Diaphragm valves

878 GB/T 12240-1989 通用阀门 铁制旋塞阀 General purpose industrial valves—Iron plug valves

879 GB/T 12241-1989 安全阀 一般要求 Safety valves—General requirements

880 GB/T 12242-1989 安全阀 性能试验方法 Performance test methods for safety valves

881 GB/T 12243-1989 弹簧直接载荷式安全阀 Spring loaded safety valves

882 GB/T 12244-1989 减压阀一般要求 General specification for pressure reducing valves

883 GB/T 12245-1989 减压阀 性能试验方法 Methods of performance test for pressure reducing valves

884 GB/T 12246-1989 先导式减压阀 Pilot-operated reducing valves

885 GB/T 12248-1989 蒸汽疏水阀 术语 Automatic steam traps—Definition of technical terms

886 GB/T 12249-1989 蒸汽疏水阀 标志 Automatic steam traps—Marking

887 GB/T 12250-1989 蒸汽疏水阀 结构长度 Automatic steam traps—Face-to-face dimensions

888 GB/T 12251-1989 蒸汽疏水阀 试验方法 Automatic steam traps—Test methods

889 GB/T 12278-1990 向心关节轴承 径向游隙 Spherical plain radial bearings, joint type—Redial internal clearance

890 GB/T 12368-1990 锥齿轮模数 Modules of bevel gears

891 GB/T 12369-1990 直齿及斜齿锥齿轮基本齿廓 Basic tooth profile of straight and skew bevel gears

892 GB/T 12370-1990 锥齿轮和准双曲面齿轮 术语 Terminology for bevel and hypoid gears

893 GB/T 12371-1990 锥齿轮 图样上应注明的尺寸数据 Bevel gears—Information of the dimensional data to be given on the drawing

894 GB/T 12385-1990 管法兰用垫片密封性能试验方法 Test method for sealing characteristics of gaskets for pipe flanges

895 GB/T 12458-1990 机械式联轴器分类 Mechanical coupling—Classification

896 GB/T 12459-1990 钢制对焊无缝管件 Steel butt-welding seamless pipe fittings

897 GB/T 12473-1990 小模数圆柱齿轮减速器通用技术条件 General specification for speed reducer with small module cylindrical gears

898 GB/T 12601-1990 谐波齿轮传动基本术语 Basic terminology of harmonic gear drive

899 GB/T 12613-1990 滑动轴承 卷制轴套 Plain bearings—Wrapped bushes

900 GB/T 12615-1990 封闭型扁圆头抽芯铆钉 Mushroom head break mandrel closed end blind rivets

901 GB/T 12616-1990 封闭型沉头抽芯铆钉 120 deg flush head break mandrel closed end blind rivets

902 GB/T 12617-1990 开口型沉头抽芯铆钉 120 deg flush head break mandrel blind rivets

903 GB/T 12618-1990 开口型扁圆头抽芯铆钉 Mushroom head break mandrel blind rivets

904 GB/T 12619-1990 抽芯铆钉 技术条件 Specifications for break mandrel blind rivets

905 GB/T 12621-1990 管法兰垫片 应力松弛试验方法 Test method for stress relaxation of gaskets for pipe flanges

906 GB/T 12622-1990 管法兰垫片 压缩率及回弹率试验方法 Test method for compressibility and recorery of gaskets for pipe flanges

907 GB/T 12759-1991 双圆弧圆柱齿轮基本齿廓 Double-circular-arc tooth profile of basic rack for cylindrical gears

908 GB/T 12760-1991 圆柱蜗杆、蜗轮图样上应注明的尺寸数据 Cylindrical worm and wormwheel information of the dimensional data to be given on the drawing

909 GB/T 12764-1991 滚动轴承 冲压外圈滚针轴承外形尺寸方案 Rolling bearings—Needle roller bearings, drawn cup, without inner ring—Boundary dimension plan

910 GB/T 12765-1991 关节轴承 安装尺寸 Spherical plain bearings, joint type—Abutment and fillet dimensions

911 GB/T 12948-1991 滑动轴承 双金属结合强度破坏性试验方法 Plain bearings—Metallic multilay er plain bearings—Destructive testing of bond for bearing metals

912 GB/T 12949-1991 滑动轴承 覆有减摩塑料层的双金属轴套 Plain bearings—Bimetallic bushes with plastic overlay

913 GB/T 13345-1992 轧机油膜轴承通用技术条件 General technical requirement of oil film bearing for rolling mill

914 GB/T 13401-1992 钢板制对焊管件 Steel plate butt-welding pipe fittings

915 GB/T 13402-1992 大直径碳钢管法兰 Large-diameter carbon steel pipe flanges

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

935 GB/T 13932-1992 通用阀门铁制旋启式止回阀 General purpose industrial valves--Cast iron swing check valves

936 GB/T 14118-1993 谐波传动减速器 Harmonic drive reducers

937 GB/T 14210-1993 墙板自攻螺钉 Dry wall screws

938 GB/T 14212-1993 摩托车链条 Motorcycle chains

939 GB/T 14229-1993 齿轮接触疲劳强度试验方法 Standard of test method for surface load capacity of gears

940 GB/T 14230-1993 齿轮弯曲疲劳强度试验方法 Standard of test methed for bending load capacity of gears

941 GB/T 14231-1993 齿轮装置效率测定方法 Determination of efficiency for gear units

942 GB/T 14382-1993 管道用三通过滤器 Tee strainers for fluids for pipes

943 GB/T 14383-1993 锻钢制承插焊管件 Forged steel socket welding pipe fittings

944 GB/T 14525-1993 波纹金属软管通用技术条件 General specification for corrugated metallic hose assemblies

945 GB/T 14626-1993 锻钢制螺纹管件 Forged steel threaded pipe fittings

946 GB/T 14910-1994 滑动轴承 厚壁多层轴承衬背技术要求 Plain bearings--Requirements on backings for thick-walled multilayer bearings

947 GB/T 15096-1994 液粘调速离合器 Hydroviscous variable speed clutch

948 GB/T 15185-1994 铁制和铜制球阀 Cast iron and copper alloy ball valves

949 GB/T 15188.1-1994 阀门的结构长度 对焊连接阀门 Face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves--Buttwelding valves

950 GB/T 15188.2-1994 阀门的结构长度 对夹连接阀门 Face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves--Wafer valves