Stainless Steel 316 Socket Head Cap Screws

The Stainless Steel 316 Socket Head Cap Screw (SHCS) is a specialized machine fastener known for its high tensile strength and internal hexagonal (Allen) drive, which allows for high torque fastening and a clean, flush fit when countersunk. While the ASTM A193 B8M standard strictly covers threaded bolting for pressure vessels, this product utilizes the chemically identical Type 316 Stainless Steel for its exceptional corrosion resistance and performance in challenging environments. The screws are typically manufactured through a cold-forming process, ensuring superior mechanical properties and dimensional accuracy. Zeron Fasteners supplies these precision-engineered screws for applications requiring high clamping force and corrosion immunity, such as heavy machinery, tooling, and critical assemblies in the pharmaceutical and food processing industries.

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Stainless Steel 316 Socket Head Cap Screws Manufacturer in India

Stainless Steel 316 Socket Head Cap Screws Chemical Composition

Element Composition (Mass %)
Carbon (C) 0.08 max
Manganese (Mn) 2.00 max
Phosphorus (P) 0.045 max
Sulfur (S) 0.030 max
Silicon (Si) 1.00 max
Chromium (Cr) 16.0 – 18.0
Nickel (Ni) 10.0 – 14.0
Molybdenum (Mo) 2.00 – 3.00

Stainless Steel 316 Socket Head Cap Screws Mechanical Properties

Property Value
Tensile Strength 515 N/mm² min
Yield Strength 205 N/mm² min
Elongation 30% min
Hardness (Brinell) 223 HBW max

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