Metric Heavy Hex Head Structural Bolt, ASTM A325 A490 Heavy Hex Bolts, Hot dip galvanized 8.8 heavy hex bolt for electric equipment Finish: ZINC, Plain Material: Steel, carbon steel Standard: DIN FINISHED: Black,ZINC HDG,Dacroment. PLAIN SIZE: M45,M4,M12 M72,M56 M3.5 LENGTH: 60MM-300MM GRADE: 4.8,6.8 8.8 10.9 TYPE: hexagon bolt customized Certificate: ISO9001 Metric Heavy Hex Head […]
Metric Steel Hex Bolts Material:
Mild Carbon Steel: C15, C35, C45.
Stainless Steel: SS301, SS302, SS303, SS304, SS316, SS410, SS416, SS430.
Brass:C3602, C3604, Hpb59, Hpb62, Hpb65, Hpb68, Hpb70…
Other bronze and copper
Nylon:PA66, PE.PVCTeflon etc
Heat Treatment: Tempering, Hardening, Spheroidizing, Stress Relieving
Surface Finish: Zinc, Nickel, Bronze, Copper,Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver, Parkerising,Zinc-nickel alloy plated etc.
Dimension Standard: Non-Standard ,PEM Standard or base on the Drawings or Samples
Metric Steel Hex Bolts Specification Range: M1.0~M10.#0-80~2” inch
Manufacturing process: Precision turning parts , Secondary processing
Equipment: CNC turning machine
Testing equipment: projector
Tolerance: +/-0.03MM; +/-0.002 inch
All of the products widely used in automobiles, major engineering projects, mechanical engineering, petrochemical engineering, building, vessels, bridges, metallurgy, environmental protection and so on.
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