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ASTM A325/A490 Heavy Hex Structural Bolts For Buildings Standard ASTM A325/A325M/ A490/A490M Size 1/2 "-1-1/2" or M12-M36 Specification Inch/Meter Finish HDG,Black Material Carbon steel,Alloy Steel Packing 25KG carton + pallet or customization MOQ 1 ton (usually) Packaging...
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HDG ASTM F3125 A325 A490 A490m High Strength Heavy Hex Structural Bolt, Find Details and Price about Heavy Hex Bolt High Structual Bolts from HDG ASTM F3125 A325 A490 A490m High Strength Heavy Hex Structural Bolt - Ningbo Zhonglian Fastener Manufacture C
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