SAE 4130 Steel - Specifications, Equivalents & Listings

Forms: Round Bar Category: Alloy Steel

Grade Details

Grade	SAE J404 4130 / SAE 4130
Standard	SAE J404
Description	Chrome molybdenum steel, lower carbon than 4140
Applications	Aircraft structures, pressure vessels, high tensile tubes

Equivalent / Similar Grades

Grade	Standard	Region	Live on M-EX
30CrMo4	DIN	Germany	2 listings, 0 RFQs →
EN16	BS970	UK	3 listings, 3 RFQs →
SCM430	JIS	Japan	2 listings, 0 RFQs →

Round Bar →

Balanced

Chemical Composition (%)

C	Mn	Cr	Mo	Si
0.28–0.33	0.40–0.60	0.80–1.10	0.15–0.25	0.15–0.35

Mechanical Properties

Typical Available Sizes

Round Bar	16mm–200mm dia
Flat Bar	20×8mm–150×40mm

Sizes are indicative. Contact seller for exact availability.

Processing:

Active SAE J404 4130 / SAE 4130 Listings on M-EX (For Sale)

SAE J404 4130 / SAE 4130 Round Bar

5.300 MT

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SAE J404 4130 / SAE 4130 Round Bar

3.000 MT

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No open buyer requirements for SAE J404 4130 / SAE 4130 at this time.