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SUP9A Round Bar — Listings

All SUP9A Round Bar listings on M-EX.

All SUP9A Forms Spring Steel
Grade Details
GradeSUP9A
StandardJIS G4801
DescriptionJapanese chrome manganese spring steel, higher Mn than SUP9
ApplicationsHeavy duty leaf springs, torsion bars
Equivalent Grades
Grade Standard Region
55Cr3 DIN Germany
SAE5160 SAE USA
SAE5155 SAE USA

Active SUP9A Round Bar Listings 2

SUP9A Round Bar
1.300 MT  ·  Closes 08 Aug 2026
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SUP9A Round Bar
0.900 MT  ·  Closes 07 Aug 2026
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Related: All Round Bar grades · Spring Steel