Material Specification

AMS5743L Steel, Corrosion and Heat-Resistant, Bars and Forgings 15.5Cr - 4.5Ni - 2.9Mo - 0.10N Consumable Electrode Remelted Solution Heat Treated, Sub-Zero Cooled, Equalized, and Over-Tempered

Revised

11/25/2025

Features
Issuing Committee
AMS F Corrosion Heat Resistant Alloys Committee
Scope
Content
This specification covers a corrosion and heat-resistant steel in the form of bars, forgings, and forging stock. These products have been used typically for parts requiring oxidation resistance and high strength up to 800 °F (427 °C) and where such parts may require welding during fabrication, but usage is not limited to such applications.
Meta Tags
Topics
Forging
Steel
Fabrication
Heat treatment
Heat resistant materials
Corrosion
Coatings, colorants, and finishes
Additional Details
Publisher
SAE International
Published
Nov 25
Product Code
AMS5743L
Content Type
Material Specification
Status
Revised
Language
English

Revisions

AMS5743L
2025-11-25

Historical

AMS5743K
2020-05-11
AMS5743J
2014-06-10
AMS5743F
2011-08-15
AMS5743H
1998-01-01
AMS5743G
1992-07-01
AMS5743E
1981-04-01
AMS5743D
1973-12-01
AMS5743C
1965-02-15
AMS5743B
1964-01-01
AMS5743A
1960-01-01
AMS5743
1957-09-01