圆头矮方颈螺栓-63棋牌官方版最新版

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gb /t 801 - 2021 小半圆头低方颈螺栓 b级
cup head square neck bolts with small head and short neck - product grade b

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cup head square neck bolts with small head and short neck - product grade b



cup square neck bolts with short neck - product grade c



cup head square neck bolts with small head and short neck-product grade b



round head short square neck bolts,(inch series) [table3] (a307, sae j429, f468, f593)



round head short square neck bolts,(inch series) [table3] (a307, sae j429, f468, f593)



metric round head short square neck bolts



round head short square neck bolts



metric round head square neck bolts



round head bolts with short square neck



round head bolts with short square neck

企业供货
gb /t 893.1-1986
sh /t 3404(stud)-2013
gb 5787-1986
din 546-1986
gb 8-1988
din 933-1987
gb /t 12618.4-2006
din 3570-1968
ansi/asme b 18.2.2-2010
jis b 1180(iso 8765)-1994
gb 901-1988
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