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SAE 5155 Steel — Specifications & Listings

SAEChrome spring steel

Forms: Round Bar Category: Spring Steel
Grade Details
GradeSAE 5155
StandardSAE
DescriptionChrome spring steel
ApplicationsAutomotive leaf springs, coil springs, torsion bars
Equivalent / Similar Grades
Grade Standard Region
55Cr3 DIN Germany
SUP9 JIS Japan
SUP9A JIS Japan
EN47 BS970 UK
Chemical Composition (%)
C Mn Cr Si
0.50–0.60 0.70–0.95 0.60–0.90 0.15–0.35
Mechanical Properties
Tensile Strength 1100–1300 MPa
Yield Strength ≥1000 MPa
Elongation ≥8%
Typical Available Sizes
Round Bar 10mm–75mm dia
Flat Bar 15×5mm–100×20mm
Spring Flat 5×30mm–20×150mm
Sizes are indicative. Contact seller for exact availability.

Active SAE 5155 Listings on M-EX

SAE 5155 Round Bar
2.400 MT
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SAE 5155 Round Bar
2.700 MT
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