Roadsky Galvanized Guardrail Bolts and Nuts

  • Description


Name Galvanized Guardrail Bolts and Nuts
Applicable standards DIN931/933/912/DIN603, ASTM, JIS, BSW, Nonstandard bolt (according to your order) and etc.
Material and Grade

Material: High quality carbon steel.
Grade: 4.8, 5.8, 6.8, GR.2, A307.

Material: Alloy steel :20MnTiB ,40Cr ,42CrMo.
Grade: 8.8, 10.9,12.9 ,GR.2,GR.5,GR.8,A325-1,A490-1 ,GR.B7,GR.B7M.
Material: stainless steel :302 ,304 ,305 ,316, 304L ,316L ,410, 430,carbon steel.
Grade: A2-50 ,A4-50 , A2-70 ,A4-70 ,GR.B8,GR.B8M.
Surface treatment Part galvanization, Colorful galvanization, Army green galvanization, Black galvanization, Steam Black, Ash phosphorus, Brass, Nickel plate, Chrome plate, hot dipped galvanized, Zinc plated(yellow, black, green) or according to customers requirements.
Size M6-M64
Supply ability 400tons per month
Certificate ISO9001:2008
Packing 25kgs per carton, 40 cartons per pallet; or 50kgs per gunny bag, 20bags per pallet; or as to customers' requirement.


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