Socket Head Cap Screws

Zeron Fasteners manufactures premium quality Socket Head Cap Screws designed for strength, precision, and reliability. These screws feature a cylindrical head with a recessed hex drive, making them ideal for applications where high torque and secure fastening are required in limited spaces. Widely used in machinery, construction, automotive, and engineering industries, our socket head cap screws are available in multiple sizes, materials, and finishes to meet international quality standards.

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Socket Head Cap Screws

Chemical Composition

Element C Mn P S Si Cr Ni Mo
Content (%) ≤ 0.25 ≤ 1.60 ≤ 0.05 ≤ 0.05 ≤ 0.75 18.0 – 20.0 8.0 – 10.5 ≤ 0.75

Mechanical Properties

Standard Tensile Strength (min) Yield Strength (min) Elongation (min) Hardness (max)
ASTM / ISO / DIN 600 – 1000 MPa 250 – 600 MPa 20 – 30% ≤ 320 HB

Available Sizes & Standards

Standard Size Range Grades
ISO 4762, DIN 912, ASTM A574, ANSI/ASME B18.3 M3 – M64 | 1/8” – 2-1/2” Alloy Steel (Grade 12.9), Stainless Steel (304 / 316), Carbon Steel

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