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SAE J403:2001 1144 Steel: Specifications & Listings

SAE J403:2001 1144: Resulfurized free cutting carbon steel SAE 1144 (UNS G11440) to SAE J403 NOV2001, a chemistry-only grade for semifinished products for forging, hot rolled and cold finished bars, wire rods and seamless tubing. Carbon 0.40-0.48% and manganese 1.35-1.65%.

Category: Free Machining Steel
Grade Details
GradeSAE J403:2001 1144
Standard SAE J403:2001
ApplicationsChemistry-only grade; product scope as listed in the composition notes
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
SAE J403 1144 SAE J403:2009 USA No activity yet
JIS G4804 SUM43 JIS G 4804:2021 Japan 2 listings, 0 RFQs →
BS 970 (Part 3) 226M44 BS 970 (Part 3):1991 UK No activity yet
SAE J403 1141 SAE J403:2001 USA No activity yet
SAE J403 1137 SAE J403:2001 USA No activity yet
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
SAE J403 1144 SAE J403:2009 Strong Match
SAE J403 1144 SAE J403:2014 Strong Match
JIS G4804 SUM43 JIS G 4804:2021 Strong Match
BS 970 (Part 3) 226M44 BS 970 (Part 3):1991 Strong Match
BS 970 (Part 1) 226M44 BS 970 (Part 1):1983 Strong Match
SAE J403 1141 SAE J403:2001 Strong Match
SAE J403 1141 SAE J403:2009 Strong Match
SAE J403 1141 SAE J403:2014 Strong Match
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Mn P S
0.40-0.48 1.35-1.65 <=0.030 0.24-0.33

More data from SAE J403:2001

From the standard
Other composition limits from the table and its notes
UNS number
G11440
Product scope
semifinished products for forging, hot rolled and cold finished bars, wire rods and seamless tubing
Silicon, when required, is commonly specified as 0.10% max or a range such as 0.15 to 0.35%. Lead (0.15 to 0.35%, letter L) and boron (0.0005 to 0.003%, letter B) versions of the standard grades are identified by a letter between the second and third digits.
Source: SAE J403:2001, Table 3A, resulfurized free cutting carbon steels and its notes

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