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Grade 1 Round Bar — Listings

All Grade 1 Round Bar listings on M-EX.

All Grade 1 Forms Alloy Steel
Grade Details
GradeGrade 1
StandardIS 11169
DescriptionIS 11169 Grade 1 is a spring steel per Indian Standard IS 11169, equivalent to 55Si7 and EN47. It offers high fatigue strength and resilience for automotive and industrial spring applications.
Applicationsleaf springs,coil springs,automotive suspension springs,industrial springs,washer springs
Equivalent Grades
Grade Standard Region
55Si7 DIN EN 10089 Germany
EN47 BS 970 UK
SUP9 JIS G4801 Japan
AISI 9255 AISI USA
60S2A GOST Russia

Active Grade 1 Round Bar Listings 2

Grade 1 Round Bar
2.500 MT  ·  Closes 06 Aug 2026
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Grade 1 Round Bar
3.000 MT  ·  Closes 07 Aug 2026
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Related: All Round Bar grades · Alloy Steel