Overview
J91631 is a "400" series material with high strength and corrosion resistance. This series of metal alloys tend to have better hardness than the 300 series.This stainless steel alloy contains up to 14% chromium and 2.2% nickel.
Typical Uses
Aerospace, bearings, bushings, chemical and food processing equipment, conveyor rollers, cutlery, impellers, medical devices, pump and valve components, turbine engine parts.
MetalTek Grade
MTEK CA20NW
Similar Specifications
Cast UNS: J91631
Wrought UNS: S41800
Wrought Grade: Greek Ascoloy®
Cast Grade:
Military/AMS: AMS 5354
* AMS specifying investment casting.
Typical Chemical Composition (% by wt.)
Aluminum: n/a
Carbon: 0.15-0.20
Chromium: 12.0-14.0
Manganese: 1
Iron: BAL
Copper: n/a
Nickel: 1.8-2.2
Lead: n/a
Tin: n/a
Silicon: 1
Zinc: n/a
Other: W 2.5-3.5; Mo 0.50 MAX
Minimum Mechanical Properties
Heat Treatment: Anneal, Harden And Temper
NOTES: Brinell value is MAX.