ASTM A471-94(1999) - 10.9.1999
 
1. Scope

1.1 This specification covers vacuum-treated alloy steel forgings intended for use as turbine rotor disks and wheels.

1.2 The values stated in inch-pound units are to be regarded as the standard.

 
2. Referenced Documents

A788/A788M-26a

Standard Specification for Steel Forgings, General Requirements (Includes all amendments and changes 8/6/2026).

A388/A388M-26

Standard Practice for Ultrasonic Examination of Steel Forgings

A370-26

Standard Test Methods and Definitions for Mechanical Testing of Steel Products

A275/A275M-23

Standard Practice for Magnetic Particle Examination of Steel Forgings

E30-89

Test Methods for Chemical Analysis of Steel, Cast Iron, Open-Hearth Iron, and Wrought Iron (Withdrawn 1995)

E139-24

Standard Test Methods for Conducting Creep, Creep-Rupture, and Stress-Rupture Tests of Metallic Materials