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JIS SUP9 SPRING STEEL FLAT BAR

JIS SUP9 SPRING STEEL FLAT BAR

EN/DIN 55Cr3 SPRING STEEL FLAT BAR

JIS SUP9 SPRING STEEL FLAT BAR is usually produced by LF /EAF /IFF /VD followed by electroslag refining (ESR) if necessary for special purpose.Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers’ requirements.Bars are usually supplied black/bright in the annealed condition.

 

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

 

Equivalent of JIS SUP9 SPRING STEEL FLAT BAR under different standard

ASTM/SAE/AISI 5155 SPRING STEEL FLAT BAR

GB 55CrMoA SPRING STEEL FLAT BAR

EN/DIN 55Cr3 SPRING STEEL FLAT BAR

 

Available Size

Thickness: 5mm-115mm, width50mm-250mm

 

Available Heat Treatment

Annealing/Normalizing/Hardening/Tempering/Quenching

Quenching temperature: 830℃-860℃, oil cooling

Tempering temperature: 460℃-510℃

JIS SUP9 SPRING STEEL FLAT BAR

 

Characteristics

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

 

Application

Large spring under heavy load and high stress condition, like large-section leaf spring and large- diameter sprial spring of automobile and tractors.

JIS SUP9 SPRING STEEL FLAT BAR

 

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 JIS SUP9 SPRING STEEL FLAT BAR please feel free to contact us by email or calling.

 

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