SS 420 Stud Bolt

The **SS 420 Stud Bolt** is a specialized fastener made from Martensitic Stainless Steel Grade 420, primarily valued for its superior hardness and strength after heat treatment. This grade offers good corrosion resistance in mild environments, making it ideal for applications requiring high mechanical properties alongside moderate defense against rust. **Zeron Fastners** is a reliable manufacturer and supplier of **Stainless Steel 420 Stud Bolts** in India, meeting stringent quality standards like ASTM A193 Grade B6. These stud bolts are extensively used in the petrochemical, oil and gas, and valve manufacturing industries, particularly in high-pressure and high-temperature environments where durability and resistance to wear are critical.

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SS 420 Stud Bolts Manufacturer in India

SS 420 Stud Bolt Chemical Composition

Chemical Composition (ASTM A193 B6 / SS 420)
Carbon (C) 0.15% min
Manganese (Mn) 1.00% max
Phosphorus (P) 0.040% max
Sulfur (S) 0.030% max
Silicon (Si) 1.00% max
Chromium (Cr) 12.0 – 14.0%

SS 420 Stud Bolt Mechanical Properties

Mechanical Properties (ASTM A193 B6 / SS 420)
Tensile Strength, min 700 MPa
Yield Strength (0.2% Offset), min 515 MPa
Hardness (Rockwell C) 35 Max
Elongation in 4D, min 16%
Reduction of Area, min 50%

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