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GB/T 18254 GCr15 round bar
GB/T 18254 GCr15 stainless steel belongs to bearing stell. Among various bearing steel, GCr15 has high cost performance. So GB/T 18254 GCr15 is widely used in the industrial field.
GB/T 18254 GCr15 stainless steel can be produced into hot rolled round bars and square bars, cold-drawing bars,forged bars. We henan bebon can supply GB/T 18254 GCr15 all of shapes.
Based on GB/T 18254 GCr15 stainless steel properties, GCr15 stainless steel round bars are mainly used to manufacture shaft of internal-combustion engine,electromobile, machine tool,tractor,steel rolling machines,sounding borer,railway vehicles and mining machine.
According to the market needs, henan bebon supply the oversea markets for GB/T 18254 GCr15 hot rolled round bars OD 6mm -80 mm and GCr15 forged round bars OD 80 mm - 1200 mm, also GB/T 18254 GCr15 forged square bars OD 100- 1200 mm. The OD tolerance is about 0-3 mm and length tolerance is about 0-20 mm.
GB/T 18254 GCr15 round bars are usually produced under the followed procedures: EAF arc furnace + LF purify affinage + VDF + ingot steel(bottom gating /argon) + forged + annealing + black polishing (turnery) + GB/T6402-92 ΙΙ UT test + smooth edges with sawing .
GB/T 18254 GCr15 round bars chemical composition by %,maximum
Grade |
C |
Si |
Mn |
Cr |
P |
S |
Mo |
Ni |
Cu |
GB/T 18254 GCr15 |
0.95-1.05 |
0.15-0.35 |
0.25-0.45 |
1.4-1.65 |
≤0.025 |
≤0.025 |
≤0.1 |
≤0.3 |
≤0.25 |
GB/T 18254 GCr15 round bars mechanical properties
Grade |
Delivery State |
Hardness, (annealing or tempering) HBW,max |
Forging ratio |
Grain Size (level) |
Nonmetal ratio |
GB/T 18254 GCr15 |
Hot rolled,forged,hot rolled (forged) balling annealing, hot rolled intenerating annealing, hot rolled intenerating annealing decorticating |
179-207 |
≥ 4:1 |
≥ 6 |
≤ 2.0 |
If you need GB/T 18254 GCr15 round bars, or other grades,pls be free to contact us.