Standard:
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JB/ZQ4321—1997, DIN,ANSI/ASME, BS, GB, JIS,
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Grade:
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4.8, 6.8, 8.8
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Size:
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M6-M64
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Surface Treatment:
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Plain, Black,Galvanized with Zinc, HDG
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Material:
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Carbon Steel, Mild Steel,Q235
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Packing:
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Carton, Gunny Bag, Pallet or according to customers’ requirements
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