Self-tapping screws:
GB code
Standard Title
Thread specifications
GB/T845-1985
Cross tank attack was the first since the screw (Type C, F)
ST2.2-ST9.5
GB/T846-1985
Cross-groove since the first attack screw (Type C, F)
ST2.2 - ST9.5
GB/T847-1985
Cross-half slot from the first screw attack (Type C, F)
ST2.2-ST9.5
GB/T6560-1986
Cross tank attack was the first since locking screw
M3-M6
GB/T6561-1986
Cross-groove since the first attack locking screw
M3-M6
GB/T6562-1986
Cross-half slot from the first attack locking screw
M3-M6
GB/T6563-1986
2.60 since the first attack locking screw
M5-M12
GB/T6564-1986
Spent within the hexagonal-shaped cylinder head since locking screw attack
M6-M12
GB/T14210-1993
Self-tapping screws wallboard
ST3.5, 3.9, 4.2
GB/T15856.1-2002
Cross trough the first set screw Self-Drilling
ST2.9-ST6.3GB/T15856.2-2002
Cross-groove since the first screw-Drilling
ST2.9-ST6.3
GB/T15856.3-2002
Cross-half slot from the first screw-Drilling
ST2.9-ST6.3
GB/T15856.4-2002
47.60 flange surface Self-Drilling screw
ST3.5-ST6.3
GB/T16824.1-1997
Self-tapping screws flange 47.60 (Type C, F)
ST2.9-ST8
GB/T16824.2-1997
47.60 flange surface Self-tapping Screw (Type C, F
ST2.9-ST9.5
GBT5285-1985
Since the first attack Aojue 47.60 screw (Type C, F)
ST2.9-ST9.5
GB/T102-1986
47.60 wood screw head
ST6 - ST16
GB/T9456-1988
Cross Aojue 47.60 slot since the first attack screw
ST2.9-ST8
GB/T13806.2-1992
Self-tapping screws Cross trough, scalping End (A, B, C) -
ST1.9-ST4.2