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Y9 forge round bar

  • 85 Views
  • 11-May-2024

Henan KUNFENG Co.,Ltd is a professional manufacturer,The diameter is from 80mm to 1200mm big and the length is from 1000mm to 12000mm . We have VD Furnance forging equipment, Rough turned and Heat treatment equipments. Our widely used in Large-scale locomotive, coal machine, petroleum machinery, shipbuilding, war industry, automobile and mould industries.

Standard: DIN 7527-6,EN 10204, EN 10228-3,EN 10250,N10083,SEW 550
Delivery Condition: Hot forged +Normalized+ Rough turned
Q/T:Quench+ Temper Annealing
Steelmaking Process: electric furnace + LF refining furnace + argon protection casting + VD vacuum degassing furnace ingot (bottom gating)
Diameter: 5mm-1200mm ,the forged round bar is from 80mm-1200mm:
Length: 1000-12000mm
Inspecting: SEP1921 CLASS C/C,D/D,E/E
Min qty: 1pcs
Tolerance for forged round bar: OD: 0/+3.0mm Length: 0/+20.0mm Straightness: 3mm/1000mm
Chemical analysis -% by mass*


Grade

C

Si

Mn

P

S

Cr

Ni

Cu

max

max

max

max.

max.

max

max

max

Y9

0.85-0.94

0.35

0.40

0.035

0.030

0.20

0.25

0.30

Y9 forge round bar Merchanical Propertites

Grade

Hardness

impression diameter

quenching

heat treatment

Y9

≤192HB

≥4.3

≥62HRC

770-790℃

KUNFENG can offer Y9 forged and hot rolled round bar in carbon, alloy, stainless steel material, Our Company through quality, environment, occupational health and safety management system, etc. Products have passed the ISO9001:2000 quality management system certification, China CCS, South Korea KR, Italy RINA, Japan NK, France BV, the United States ABS, Russia RS, Lloyd's LR, Germany Lloyd's GL classification society certification.

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