Hexagon Socket-head Cap Bolts

The outer edge of the head of the china hexagon socket bolt is round, and the middle is a recessed hexagon.



High-strength hex socket button head bolts have the advantages of being countersunk, easy to fasten and disassemble, not easy to slip, fatigue-resistant, and not loose under dynamic loads.



Hex socket cap head are widely used in construction, mechanical equipment, electrical, electric power, chemical industry, water conservancy, railway, aerospace, and other fields.

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Specification of Hexagon Socket-head Cap 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 ?tot, ?b, ?th

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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