SAE AMS-S-6758
Steel, Chrome-Molybdenum (4130) Bars and Reforging Stock (Aircraft Quality)
| Organization: | SAE |
| Publication Date: | 1 November 2017 |
| Status: | active |
| Page Count: | 14 |
scope:
This specification covers chrome-molybdenum (4130) steel bars and forging stock of aircraft quality.
Classification
The steel bars and reforging stock shall be as follows:
Physical condition: Materials shall be furnished in one of the following physical conditions, as specified (see 6.2c):
a.As forged
b.As rolled
c.Annealed
d.Normalized
e.Normalized and tempered
f.Hardened and tempered
Surface conditions: Materials shall be furnished in one of the following surface conditions, as specified (see 6.2c):
1. Black, as forged or rolled
2. Pickled or blast cleaned
3. Rough turned
4. Cold finished (drawn)
5. Turned, ground and polished
intended Use:
The material covered by this specification is intended for general use in the manufacture of parts and components hardened by heat treatment to tensile a strength of 180,000 psi or less. It is... View More
Document History
