Chromoly steel 4340 (E4340) has outstanding harden-ability and high-strength characteristics. Ideal for highly stressed parts operating under severe conditions, aircraft quality AISI 4340 steel alloy material is excellent for shafts and valves that are subject to extreme conditions. The term Aircraft Quality (or AQ steel) which all of our steel carries means it is suitable for the production of aircraft parts which are subject to magnetic particle inspection after machining.
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AMS 6415 - AISI 4340 (E4340) Round Bar Cold Finished Specification Table
|Diameter (Inches)||Length (Feet)|
|1/2||10' / 12' R/L|
|3/4||10' / 12' R/L|
|7/8||10' / 12' R/L|
|1||10' / 12' R/L|
|1 1/4||10' / 12' R/L|
|1 1/2||10' / 12' R/L|
|1 3/4||10' / 12' R/L|
|2||10' / 12' R/L|
|2 1/4||10' / 12' R/L|
|2 1/2||10' / 12' R/L|
|3||10' / 12' R/L|
Supplying the world AISI 4130 (E4130) and 4340 (E4340) Aircraft Quality Steel.
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