JIS G 4804:2021 SUM43 Steel: Specifications & Listings

JIS G 4804:2021 SUM43: Japanese resulfurized free cutting steel

Forms: Hex Bar Category: Free Machining Steel
Grade Details
GradeJIS G 4804:2021 SUM43
Standard JIS G 4804:2021
ApplicationsHigh speed automatic machining, automotive parts
Most Active InWest (Gujarat)
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
SAE J403 1141 SAE J403:2014 USA 3 listings, 0 RFQs →
BS 970 EN8M BS 970:1955 UK 3 listings, 0 RFQs →
SAE J403 1141 SAE J403:2001 USA No activity yet
SAE J403 1144 SAE J403:2001 USA No activity yet
BS 970 (Part 3) 226M44 BS 970 (Part 3):1991 UK No activity yet
Supply & Demand by FormSee Full Supply & Demand →
Hex Bar →
Low Activity
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
SAE J403 1144 SAE J403:2001 Strong Match
SAE J403 1144 SAE J403:2009 Strong Match
SAE J403 1144 SAE J403:2014 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 S P
0.40–0.48 1.35–1.65 0.24–0.33 ≤0.040
Mechanical Properties
Tensile Strength 540–690 MPa
Elongation ≥9%
Hardness 163–207 HB
Typical Available Sizes
Round Bar 10mm–100mm dia
Hex Bar 13mm–75mm A/F
Sizes are indicative. Contact seller for exact availability.

Popular forms for this grade:

Hex Bar (2)

Active JIS G 4804:2021 SUM43 Listings on M-EX (For Sale)

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JIS G 4804:2021 SUM43 Hex Bar
1.700 MT
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JIS G 4804:2021 SUM43 Hex Bar
2.600 MT
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