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JIS G4804 SUM43 Steel — Specifications & Listings

JIS G4804Japanese resulfurized free cutting steel

Forms: Hex Bar Category: Free Machining Steel
Grade Details
GradeJIS G4804 SUM43
StandardJIS G4804
DescriptionJapanese resulfurized free cutting steel
ApplicationsHigh speed automatic machining, automotive parts
Equivalent / Similar Grades
Grade Standard Region
AISI 1141 SAE USA
EN8M BS970 UK
35S20 DIN Germany
Chemical Composition (%)
C Mn S P
0.40–0.48 1.35–1.65 0.034–0.070 ≤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.

Active JIS G4804 SUM43 Listings on M-EX

JIS G4804 SUM43 Hex Bar
2.000 MT
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JIS G4804 SUM43 Hex Bar
2.900 MT
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