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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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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