What AMS 6349 covers
AMS 6349 is the aerospace material specification for steel, bars, normalized.
AMS 6349 applies to alloy steel grade AISI 4140, as steel, bars | normalized.
Titanium Industries stocks Alloy Steel Grade AISI 4140 Round Bar to AMS 6349.
Alloy Steel 4140 is used for commercial and military aircraft, automotive, oil & gas, agricultural and forged gears and shafts.
Specifications that cross-reference AMS 6349 include AMS 2301, AMS-S-5626, AMS 6382 and ASTM A331.
For AMS 6349 material, request a quote online or contact your nearest Titanium Industries location. The information on this page is for reference only and does not replace the specification itself.
AMS 6349
Alloy Steel Grade: AISI 4140
Product Forms: Steel, Bars | Normalized
Scope: This specification covers an aircraft-quality, low-alloy steel in the form of bars.
Product availability:
DISCLAIMER: The use of this information should be considered strictly voluntary. Information contained in this page or across the domain, may contain typographical errors and are for reference only. Information presented are purely generalizations and are not a substitution for AMS specifications.
DISCLAIMER: Alloy data sheets are for reference only, not for design purposes.
| Chemical Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Fe 97.0% | Cr 1.0% | Mn 0.90% | C 0.40% | Si 0.25% | |||||
| Mo 0.20% | S 0.05% | P 0.04% | |||||||
| Mechanical Properties | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Tensile Strength: 95 - 107.3 ksi | Yield Strength: 60.2 - 95 ksi | Elongation: 17.7 - 25.7% | |||||||
Tensile properties and associated requirements vary due to orientation, section thickness, and engineering requirements.
Alloy Steel 4140 Applications:
- Commercial and Military Aircraft
- Automotive
- Oil & Gas
- Agricultural
- Forged Gears and Shafts
Cross Reference Specifications
AMS 6349: questions and answers
What does AMS 6349 cover?
What does AMS 6349 cover?
AMS 6349 covers an aircraft-quality, low-alloy steel in the form of bars.
Which products does Titanium Industries stock to AMS 6349?
Which products does Titanium Industries stock to AMS 6349?
Alloy Steel Grade AISI 4140 Round Bar.
Which specifications cross-reference AMS 6349?
Which specifications cross-reference AMS 6349?
AMS 2301, AMS-S-5626, AMS 6382 and ASTM A331.
What is Alloy Steel 4140 used for?
What is Alloy Steel 4140 used for?
Commercial and military aircraft, automotive, oil & gas, agricultural and forged gears and shafts.