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Tunnel Bolts

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1.Product Description:Tunnel bolts are made of carbon steel SAE 1010 to 1020 , hot dip galvanized according to ASTM A-153.?Coarse threaded. Bolts have chamfered or rounded ends. The above are typical only, please consult Shanghai Herrajes for further information.2.Product Details:Name: tunnel bolts, curved bolts, type C boltsHS code: 7318159001Model: ANSI/ASMEPackage: bulk packing; palletized; as requiredTrademark: HE, as requiredOrigin: ChinaRaw material: carbon steel SAE1045Finish: HDGODM&OEM service: yesSample: available, FOCPayment term: T/T, 30% prepayment and 70% balance against B/LCertificate: ISODelivery time: 20-40 daysMOQ: 500kgsExport term: FOB; CIFProduction capacity pcs/day: 2000?Minimum tensile strength lbs: 12400Bolt dia.: M16,etc.Dimensions mm: 24*12Wt. per each lbs: 0.45

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