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Spring steel bar

Spring steel bar products adopt advanced steel making technology, strict heating system and reasonable controlled rolling and controlled cooling technology. The products have uniform chemical composition and microstructure, excellent mechanical properties and good surface quality. The spring steel bar produced is widely used in the production of automobile suspension springs, motorcycle suspension springs, motorcycle valve springs, hot work mold shaped springs, mechanical springs, spring washers, chain rollers, hexagon socket tools and other products.

Grade

Standard

Sizes(mm)

Application

38Si7, 46Si7, 56Si7, 55Cr3, 60Cr3, 54SiCr6, 56SiCr7,
61SiCr7, 51CrV4, 45SiCrV6-2, 54SiCrV6, 60SiCrV7,
46SiCrMo6, 50SiCrMo6, 52SiCrNi5, 52CrMoV4,
60CrMo3-1, 60CrMo3-2, 60CrMo3-3

EN10089

Φ12-180

 

Spring for railway vehicle,automotive
and engineering, machinery,etc.

SUP6, SUP7, SUP9, SUP9A, SUP10, SUP11A,
SUP12,SUP13

JIS G 4801

Φ12-180

SAE 9254, SAE 9260

ASTM A510/A510M

Φ12-180

51CrV4, 52CrMoV4, 55Cr3, 55SiCr6-3, 56SiCr7,
59Si7, 60CrB3, 60CrMo3-1,  60CrMo3-3, 61SiCr7

ISO 683-14

Φ12-180


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