十字槽自攻螺釘(GB/T845~847—1985)的型式規(guī)格見表1.3.22。表1.3.22十字槽自攻螺釘?shù)某叽缫?guī)格/mm續(xù)表螺紋規(guī)格ST2.2ST2.9ST3.5ST4.2ST4.8ST5.5ST6.3ST8ST9.5l商品規(guī)格范圍GB/T8454.5~166.5~199.5~259.5~329.5~3813~3816~50GB/T846、GB/T8474.5~166.5~199.5~ (共 258 字) [閱讀本文] >>
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 十字槽自攻螺釘(GB/T845~847—1985)的型式規(guī)格見表1.3.22。表1.3.22十字槽自攻螺釘?shù)某叽缫?guī)格/mm續(xù)表螺紋規(guī)格ST2.2ST2.9ST3.5ST4.2ST4.8ST5.5ST6.3ST8ST9.5l商品規(guī)格范圍GB/T8454.5~166.5~199.5~259.5~329.5~3813~3816~50GB/T846、GB/T8474.5~166.5~199.5~ (共 258 字) [閱讀本文] >>