420 Stainless Steel ASTM A276 Round Bar

420 stainless steel round bar to ASTM A276 is a hardenable stainless steel designed for applications requiring strength, edge retention, and corrosion resistance.

What Is 420 Stainless Steel?

420 is a martensitic stainless steel that can be heat treated to increase:

  • Hardness
  • Strength
  • Wear resistance

Why ASTM A276 Matters

ASTM A276 ensures:

  • Consistent bar quality
  • Proper chemistry
  • Reliable performance for machining and grinding

Key Benefits of 420 Stainless ASTM A276

  • Heat treatable for high hardness
  • Good corrosion resistance
  • Strong and durable
  • Suitable for precision grinding

420 vs Other Stainless

vs 416

  • Higher hardness
  • Lower machinability

vs 440C

  • Easier to machine
  • Lower maximum hardness

Common Applications of 420 ASTM A276

  • Blades and cutting tools
  • Surgical instruments
  • Valve components
  • Shafts and pins

When to Use 420

Use when:

  • Hardness is required
  • Parts need edge retention
  • Moderate corrosion resistance is needed

Supply Options for 420 ASTM A276

420 ASTM A276 Quote Form

Need 420 stainless steel ASTM A276 round bar?

👉 Contact Mozaic Precision Metals for pricing and availability.

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