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SUP9 Round Bar — Listings

All SUP9 Round Bar listings on M-EX.

All SUP9 Forms Spring Steel
Grade Details
GradeSUP9
StandardJIS G4801
DescriptionChrome manganese spring steel, JIS standard
ApplicationsAutomotive leaf springs, suspension springs
Equivalent Grades
Grade Standard Region
55Cr3 DIN Germany
SAE5155 SAE USA
EN45 BS970 UK
55CrMnA GB China

Active SUP9 Round Bar Listings 1

SUP9 Round Bar
3.100 MT  ·  Closes 20 May 2026
View Listing
Related: All Round Bar grades · Spring Steel
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