Alloy Grade UNS: CA40 – “400 series” Alloy

  • Overview

    CA40 is a "400 series" material with high-strength corrosion resistant. It's a high carbon straight chrome alloy similar in properties to CA15 / MTEK 410, with improved hardness through heat treatment. It has good abrasion and wear resistance.

  • 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 420

Similar Specifications

Cast UNS: J91153

Wrought UNS: S42000

Wrought Grade: 420

Cast Grade: CA40

Cast ASTM: A743

Typical Chemical Composition (% by wt.)

Aluminum: n/a

Carbon: 0.20-0.40

Chromium: 11.5-14.0

Manganese: 1

Iron: n/a

Copper: n/a

Nickel: 1.00 MAX

Lead: n/a

Tin: n/a

Silicon: 1.5

Zinc: n/a

Minimum Mechanical Properties

Brinell Typical:

0

Tensile, ksi

0

Tensile, MPa

0

Yield, ksi

0

Yield, MPa

0

Elongation

0%

Heat Treatment: Anneal, Harden And Temper

NOTES: Brinell value is MAX.