12

7月

2009

钢网架螺栓-高强度螺栓-GB/T16939-1997

    钢网架螺栓 执行标准:GB/T16939-1997

规格
性能等级
规格
性能等级
M16×62
10.9S
M39×128
9.8S
M20×73
10.9S
M42×136
9.8S
M22×75
10.9S
M45×145
9.8S
M24×82
10.9S
M48×148
9.8S
M27×90
10.9S
M52×162
9.8S
M30×98
10.9S
M56×172
9.8S
M33×101
10.9S
M60×196
9.8S
M36×125
10.9S
M64×205
9.8S

 

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