42 GB/T 5661-1985 轴向吸入离心泵机械密封和软填料用的空腔尺寸 End-suction centrifugal pumps--Dimensions of cavities for mechanical seals and for soft packing
43 GB/T 5662-1985 轴向吸入离心泵 (16 bar) 标记、性能和尺寸 End-suction centrifugalpumps (rating 16 bar)--Designation, nominal duty point and dimensions
44 GB/T 5773-1986 容积式制冷压缩机性能试验方法 The methods of performance test for positive displacement refrigerant compressors
45 GB 5842-1996 液化石油气钢瓶 Liquefied petroleum gas cylinders
46 GB/T 5905-1986 起重机试验规范和程序 Cranes--Test code and procedures
47 GB/T 5973-1986 钢丝绳用楔形接头 Cuneiform conector for use with steel wire ropes
48 GB/T 5974.1-1986 钢丝绳用普通套环 General purpose thimbles for use with steel wire ropes
49 GB/T 5974.2-1986 钢丝绳用重型套环 Heavy thimbles for use wire steel wire ropes
50 GB/T 5975-1986 钢丝绳用压板 Clamping plates for fixing steel wire ropes
51 GB/T 5976-1986 钢丝绳夹 Wire rope grips
52 GB/T 6067-1985 起重机械安全规程 Safety rules for lifting appliances
53 GB/T 6068.1-1985 汽车起重机和轮胎起重机试验规范 一般要求 Test code for truck crane and mobile crane--General requirements
54 GB/T 6068.2-1985 汽车起重机和轮胎起重机试验规范 合格试验 Test code for truck crane and mobile crane--Conformity test
55 GB/T 6068.3-1985 汽车起重机和轮胎起重机试验规范 稳定性的确定 Test code for truck crane and mobile crane--Determination of stability
56 GB/T 6068.4-1985 汽车起重机和轮胎起重机试验规范 结构试验 Test code for truck crane and mobile crane--Structure test
57 GB/T 6070-1995 真空法兰 Vacuum flanges
58 GB/T 6071.1-1985 超高真空法兰结构型式 Ultra-high vacuum flange--Types
59 GB/T 6071.2-1985 超高真空法兰尺寸 Ultra-high vacuum flange--Dimensions
60 GB/T 6071.3-1985 超高真空法兰用铜密封垫 Ultra-high vacuum flange--Copper seal gaskets
61 GB/T 6247-1986 凿岩机械与气动工具名词术语 Terminology of rock drilling machines and pneumatic tools
62 GB/T 6374-1986 凿岩机械与气动工具尾柄和衬套配合尺寸 Shanks for rock drilling machines and pneumatic tools and fitting dimensions of chuck bushings
63 GB/T 6375-1986 土方机械 牵引力测试方法 Earth-moving machinery--Method of test for the measurement of draw-bar pull
64 GB/T 6490.1-1986 水轮泵名词术语及定义 Terms and definitions of water-turbine pumps
65 GB/T 6490.2-1986 水轮泵试验方法 Testing methods of water-turbine pump
66 GB/T 6572.2-1986 挖掘机名词术语 机械式 Excavators terminology--Cable operated type
67 GB/T 6945-1986 筒式柴油打桩锤性能试验方法 Methods of performance test for tubular diesel pile hammer
68 GB/T 6947-1986 建筑卷扬机试验规范和方法 Construction winch--Test code and procedures
69 GB/T 6974.1-1986 起重机械名词术语 起重机械类型 Lifting appliances--Vocabulary--Types of lifting appliances