Flange Bolts

The flange locking bolt is an integral bolt composed of a hexagon head, a flange, and a screw.

According to the different positions of the china flange bolt , the size requirements of the flange are different, and there are flat bottom and toothed ones, and the toothed ones play an anti-skid role. High-strength flange bolts have the advantages of being able to withstand higher preload, good anti-loosening performance, precise decoration, and strong durability.Flange bolts are widely used in engines, heavy machinery, roads, railways, bridges, and other fields.

Specification of Flange Bolts

Thread specification range (mm) M16-M90

Maximum processing length (mm) ≤1500mm

Strength Range ≤1450MPa

Geometric Tolerance The verticality of the supporting surface relative to the thread is ≤0.02mm

Friction Coefficient μtot, μb, μth

Surface Treatment Black oxide, Phosphating, Flake zinc-aluminum coating (Dacromet, Geomet), HDG (Hot dip galvanizing), Electro galvanizing, Mechanical galvanizing, Copper plating, Teflon, Special coating for marine engine parts, etc.

Standard Specifications All items are produced in strict accordance with industry standards or client-specific requirements.

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