Hot Rolled S41500 Stainless Steel Bar Diameter 10 - 300mm Custom Cutting In Length

Hot Rolled S41500 Stainless Steel Bar Diameter 10 - 300mm Custom Cutting in Length

Products Specification

S41500 Stainless Steel Bar: Properties, Applications, and SEO-Optimized Overview

What Is S41500 Stainless Steel Bar?

Chemical Composition of S41500 Stainless Steel

• Carbon (C): ≤0.05%
• Chromium (Cr): 11.5–14.0%
• Nickel (Ni): 1.25–2.50%
• Manganese (Mn): ≤1.0%
• Silicon (Si): ≤1.0%
• Phosphorus (P): ≤0.04%
• Sulfur (S): ≤0.03%

Mechanical Properties

• Tensile Strength: ≥745 MPa (108 ksi)
• Yield Strength: ≥590 MPa (86 ksi)
• Elongation: ≥18%
• Hardness: ≤223 HB (as annealed); up to 32 HRC after quenching and tempering

Corrosion Resistance

Fabrication and Heat Treatment

• Machinability: S41500 has good machinability, especially when annealed. Proper lubrication and tooling are recommended for optimal results.
• Weldability: It can be welded using methods like TIG or MIG, but preheating and post-weld heat treatment may be necessary to prevent cracking.
• Heat Treatment:
  • Annealing: 750–800°C (1380–1470°F), air cooling to improve machinability.
  • Quenching: 950–1000°C (1740–1830°F), oil quenching.
  • Tempering: 200–650°C (390–1200°F) to adjust hardness and toughness.

Common Applications of S41500 Stainless Steel Bar

• Marine Components: Propeller shafts, valves, and fittings in coastal environments.
• Mechanical Parts: Pump shafts, gears, and shafts in machinery.
• Aerospace: Components requiring strength and moderate corrosion resistance.
• Oil and Gas: Valves, connectors, and tools in non-aggressive environments.
• Automotive: Turbocharger components and exhaust systems.

Advantages of S41500 Stainless Steel

• High Strength-to-Weight Ratio: Suitable for lightweight, load-bearing parts.
• Good Toughness: Resists impact and fatigue in dynamic applications.
• Cost-Effective: More affordable than high-nickel austenitic stainless steels.
• Versatile Heat Treatment: Allows customization of properties for specific needs.

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Standards and Specifications

• ASTM A276 (Stainless Steel Bars and Shapes)
• ASTM A479 (Stainless Steel Bars for Pressure Vessels)
• ASME SA-276 and SA-479
• ISO 683-13 (Martensitic Stainless Steels)