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Guardrail Bolts and Nuts

Advantages:
1. All size can be customized.
2. Cost-effective
3. Long service life.
4. Hot dipped galvanized.

BASIC INFO

Guard rail bolts are important parts of guardrail system. Roadsky can manufacture different types of bolts and nuts for guard rail beam and post such as anti-theft bolts.

Standard: DIN931/933/912/DIN603, ASTM, JIS, BSW, Nonstandard bolt (according to your order) and etc.

Material and Grade:
1)Material: High quality carbon steel.
Grade: 4.8, 5.8, 6.8, GR.2, A307.
2)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.
3)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: Hot dipped galvanized, Part galvanization, Colorful galvanization, Army green galvanization, Black galvanization, Steam Black, Ash phosphorus, Brass, Nickel plate, Chrome plate, Zinc plated(yellow, black, green) or according to customers requirements.

Size: M6-M64.

Supply ability: 400tons per month.

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