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JIS SUP9/DIN55Cr3 FORGED SPRING STEEL BAR

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JIS SUP9/DIN55Cr3 FORGED SPRING STEEL BAR

JIS SUP9 DIN55Cr3 FORGED SPRING STEEL BAR

JIS SUP9/ DIN55Cr3 FORGED SPRING STEEL BAR is a kind of spring steel grade with high strength, plasticity and toughness.

JIS SUP9/DIN55Cr3 FORGED SPRING STEEL BAR

JIS SUP9/ DIN55Cr3 FORGED SPRING STEEL BAR is a kind of spring steel grade with high strength, plasticity and toughness.

Similar Grades

Standard Grade Chemical composition (%)
C Si Mn P S

 

Cr Ni
GB 55CrMnA 0.52-0.60 0.17-0.37 0.65-0.95 ≤0.025 ≤0.025 0.65-0.95 ≤0.35
JIS SUP9 0.52-0.60 0.15-0.35 0.65-0.95 ≤0.030 ≤0.030 0.65-0.95
DIN 55Cr3/1.7176 0.52-0.59 ≤0.40 0.70-1.00 ≤0.025 ≤0.025 0.70-1.00

Available Size

Forged steel round bar: dia100mm-dia1500mm

Forged flat bar: thickness20mm-400mm, width80mm-1000mm

Forged steel block: 100mm*100mm-1000mm*1000mm

JIS SUP9/ DIN55Cr3 FORGED SPRING STEEL BAR

Available Heat Treatment

Annealing/Normalizing/Hardening/Tempering/Quenching

Quenching temperature: 830℃-860℃, oil cooling

Tempering temperature: 460℃-510℃

Characteristics

  1. High strength.
  2. High hardenability.
  3. High plasticity and toughness.

Application

Leaf spring and spiral spring with large diameter.

JIS SUP9/ DIN55Cr3 FORGED SPRING STEEL BAR

Delivery Condition

Forged, black surface/ turned surface with customers’ required heat treatment

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VINSAR Steel incorporates smelting, electroslag remelting, rolling, cold drawn, heat treatment, casting steel roller and mechanical processing, specializing in producing of special steel materials with high value-added and high quality. As an ISO 9001:2008 manufacturer, VINSAR Steel dedicated to providing its customers with the quickest quotes, best quality products, most competitive prices and fastest possible deliveries about special steel materials according to ASTM, AISI, JIS, DIN and other industry standard specifications and customers' requirements.

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