*GB/T 12-1988 Cup head square neck bolts
*GB/T 97.1-1985 Plain washers-Normal series-Product grade A
*GB/T 700-1988 Carbon structural steels
*GB/T 1408.1-1999 Methods of test for electric strength of solid insulating materials—Tests at power frequencies
*GB/T 1410-1989 Methods of test for volume resistivity and surface resistivity of solid insulating materials
*GB/T 1764-1979 Methods of test for measurement of dry film thickness of paints
*GB/T 2423.4-1993 Basic environmental testing procedures for electric and electronic products－Test Db: Damp heat, cyclic
*GB/T 2423.17-1993 Basic environmental testing procedures for electric and electronic products Test Ka:Salt mist
*GB/T 2423.46-1997 Environmental testing for electric and electronic productsPart 2: Tests methods Test Ef:Impact,pendulum hammer
*GB/T 2575-1989 Test method for resistance of glass fiber reinforced plastics to water
*GB/T 3857-1987 Test method for chemical resistance of glass fiber reinforced thermosetting plastics
*GB/T 3880-1997 Aluminium and aluminium alloy rolled sheet
*GB/T 4956-1985 Non-magnetic coatings on magnetic substrates--Measurement of coating thickness--Magnetic method
*GB/T 5270-1985 Metallic coatings on metallic substrates; Electrodeposited and chemically deposited coatings; Review of methods available for testing adhesion
*GB/T 9978-1988 Fire-resistance tests--Elements of building construction
*GB/T 10580-1989 Standard conditions for use prior to and during the testing of solid insulating materials
*GB/T 11253-1989 Cold-rolled plain carbon and low alloy structural steel sheets and strips
*GB/T 13384-1992 General specification for packagings of mechanical and electrical products
*GB/T 15568-1995 Sheet moulding compounds(SMC) for general purposes
*JB/T 6743-1993