4130 Alloy Steel Bar & Tube

4130

Description

4130 is a through hardening low alloy steel containing molybdenum and chromium as strengthening agents. 4130 responds well to nitriding for very good wear and abrasion resistance.

Specific Gravity

 7.8 g/cm3

Typical Applications

Related Specifications

Aircraft engine mounts

Aircraft seating

Roll Cages

Bicycle frames

Well head components

AMS 6360

AMS 6370

AMS 6371

UNS G41300

Mil S 6758

Mil T 67366 

Chemical Composition (Wt %)

  C Mn P S Si Cr Ni Mo
Min  0.28 0.40 - - 0.15 0.80 - 0.15
Max 0.33 0.60 0.025 0.025 0.35 1.10 0.25  0.25

Typical Mechanical Properties

  0.2% Proof Stress Tensile Strength Elongation Reduction of area Hardness
  MPA MPA % % HRC
Tube 482 655 12    
Bar (Hardened and Tempered) 517 (min) 655 (min) 20 (min) 40 (min) 18-22
* Every effort has been made to ensure that our technical specifications are accurate. However, technical specifications included within Dynamic Metals Ltd should be used as a guideline only and are subject to change without notice.