HOT ROLLED JIS SUP7/ 60Si2Mn SPRING STEEL BAR

Bright Bar 1035 Carbon Steel Bar

HOT ROLLED JIS SUP7/ 60Si2Mn SPRING STEEL BAR

HOT ROLLED JIS SUP7/ 60Si2Mn SPRING STEEL BAR spring steel is high-silicon grade especially designed for its spring properties.

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HOT ROLLED JIS SUP7/ 60Si2Mn SPRING STEEL BAR spring steel is high-silicon grade especially designed for its spring properties.

Similar Grades

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

 

Cr Ni
GB 60Si2Mn 0.56-0.64 1.50-2.00 0.70-1.00 ≤0.035 ≤0.035 ≤0.35 ≤0.35
JIS SUP7 0.56-0.64 1.80-2.20 0.70-1.10 ≤0.030 ≤0.030
AISI 9260 0.56-0.64 1.80-2.20 0.75-1.00 ≤0.035 ≤0.040

HOT ROLLED JIS SUP7/ 60Si2Mn SPRING STEEL BAR

Available Size

Hot rolled round bar: dia16mm-dia310mm

Hot rolled flat bar: thickness5mm-30mm, width50mm-130mm

Hot rolled square bar: 16mm*16mm-100mm*100mm

 

Available Heat Treatment

Annealing/Normalizing/Hardening/Tempering/Quenching

Quenching temperature: 830℃-860℃, oil cooling

Tempering temperature: 490℃-540℃

Characteristics

  1. High strength.
  2. High hardenability.

Application

Leaf and truncated conical springs for automotive and general engineering

 

Delivery Condition

Hot rolled, black surface/ brgith surface with customers’ required heat treatment

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