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Standard:
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GB/T70.1, ISO4762, DIN912, ASME B18.3, ASTM A574
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|
Grade:
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4.8, 8.8, 10.9, 12.9
|
|
Size:
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M6-M100
|
|
Surface Treatment:
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Plain, Black,Zinc Plated, HDG
|
|
Material:
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Carbon Steel , Alloy Steel
|
