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GB 60Si2MnA SPRING STEEL FLAT BAR

GB 60Si2MnA SPRING STEEL FLAT BAR

GB 60Si2MnA SPRING STEEL FLAT BAR

GB 60Si2MnA SPRING STEEL FLAT BAR have good mechanical properties and process performance,and high hardenability.It used as a large cross-section of the high load of important spring and valve spring, piston spring, safety valve spring.

 

Similar Grades

Spring steel: 60Si2Mn ASTM9260/DIN:1.0906 1.5028 1.0961/JIS SUP7

 

Chemical composition

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

 

Equivalent of GB 60Si2MnA SPRING STEEL FLAT BAR under different standard

ASTM/AISI/SAE 9260 SPRING STEEL FLAT BAR

JIS SUP7 Spring Steel Flat Bar

 

Mechanical Properties

Quantity Value Unit
Young’s modulus 200000 – 200000 MPa
Tensile strength 650 – 880 MPa
Elongation 42972 %
Fatigue 275 – 275 MPa
Yield strength 350 – 550 MPa

 

Physical Properties

Quantity Value Unit
Thermal expansion 10-10 e-6/K
Thermal conductivity 25 – 25 W/m.K
Specific heat 460 – 460 J/kg.K
Melting temperature 1450 – 1510 °C
Density 7700 – 7700 kg/m3
Resistivity 0.55 – 0.55 Ohm.mm2/m

GB 60Si2MnA SPRING STEEL FLAT BAR

 

Available Size

Hot rolled flat bar:

thickness: 5mm-115mm,

width50mm-250mm

 

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.

GB 60Si2MnA SPRING STEEL FLAT BAR

 

Application

Valve spring, piston spring, safety valve spring

 

Delivery Condition

Third Party :ABS ,DBV ,BV,GL,CCS,LR,RINA,KR,NK,CE,SGS,IKE,IEI or other quality department

Delivery time:5-30 days

Trade Term: FOB ,FCA,CFR,CIF

Payment Term: T/T or L/C.

Sample Service, Third party inspection

Stock:large quantity

Packing Type: Loose in Bulk, in bundles, seaworthy packing

Country of Origin: China

 

TECHNICAL SALES ASSISTANCE & SERVICE

If you have any requirement in steel plate for GB 60Si2MnA SPRING STEEL FLAT BAR please feel free to contact us by email or calling.

 

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