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GB/T 7288.2-1987
Equipment reliability testing--Preferred test conditions--Equipment for stationary use in weather protected locations--High degree of simulation
GB/T 7289-1987
Presentation of reliability，maintainability and availability predictions
GB/T 7276-1987
Hinges general technical condition
GB/T 908-1987
Forged round and square steels--Dimension，shape，weight and tolerance
GB/T 7259-1987
Guidelines for presenting performance of analog process measurement and control instrument
GB 7258-1997
Safety specifications for motor vehicles operating on roads
GB/T 7268-1987
Series of basic dimensions of subracks and associated panels of plugin units for control and protective equipment of secondary circuit of power system
GB 7355-1987
Sanitary standard for lead and it’s inorganic compounds in the atmosphere
GB/T 7265.2-1987
Test method for the complex permittivity of solid dielectric materials at microwave frequencies--Open cavity method
GB/T 7265.1-1987
Test method for complex permittivity of solid dielectric materials at microwave frequencies--Perturbation method
GB 7256.1-1987
Specifications for airport light fixtures--General requirements
GB 7248-1987
Safety requirements of electrical light source
GB/T 93-1987
Single coil spring lock washers--Normal type
GB/T 956.2-1987
Countersunk serrated external toothed lock washers
GB/T 956.1-1987
Countersunk external toothed lock washers
GB/T 955-1987
Wave spring washers
GB/T 94.2-1987
Specifications for spring washers--Toothed lock and serrated lock washers
GB/T 862.2-1987
Serrated lock washers external teeth
GB/T 862.1-1987
Lock washers external teeth
GB/T 861.2-1987
Serrated lock washers internal teeth