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420 Stainless Steel

Shapes Available

  • Coil
  • Round Bar

Industries

  • Manufacturing
  • Natural Gas
  • Oil Refining
  • Petrochemical

Industry Names

  • 420 Stainless

Material

  • Stainless Steel

Specifications

  • AMS 5621
  • ASTM A176

Applications

  • Ball Check Valves
  • Gauges
  • Gears
  • Needle Valvles
  • Shafts
  • Surgical and Dental Instruments

Features

  • Accuracy in Heat Treatment
  • Corrosion Resistance
  • High Strength

420 Stainless Steel is a martensitic stainless steel that has similar corrosion resistance to 410. In addition, it has increased strength and hardness. 420 is magnetic in both hardened and annealed conditions. In order to attain maximum corrosion resistance 420 must be fully hardened and stress relieved.


Please contact us to request a quote. We specialize in hard to find material.

We work closely with many manufacturers in the aerospace & defense industry. We work with NADCAP approved heat treaters and testing laboratories. We can supply DFARS compliant material.

Metal Properties
Property Value
Electrical Resistivity 331 Ohms (circ mil./ft.)
Density 0.279 lb/inch³
Chemical Composition
Element Min Max
C - .15
Cr 12.0 14.0
Fe - Bal
Mn - 1.0
P - .04
S - .03
Si - 1.0

DISCLAIMER: The information provided on this Web site, technical or otherwise, is merely for informational purposes, and is not intended to serve as a guide, manual, instructions, or any kind reference for proper safety procedures or material purchasing. Michlin Metals makes no warranty, express or implied, based on the statements on this Web site and, as such, will not be liable for any damages, either direct or indirect, including but not limited to consequential damages, such as damages for loss of profits, that may arise based on reliance on the information provided on this Web site. Some information has been referenced from reliable industry sources. Tradenames listed are the sole property of the tradename owners. Michlin Metals typically provides branded products through its relationships with mills and authorized re-sellers. Equivalent non-branded product is sometimes also available through certified sources of such products. Michlin Metals will never substitute non-branded product when branded product is requested.

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