round steel en31 bearing sae52100/gcr15
Negotiable /Metric Ton
Min.Order:20 Metric Tons
Dongguan Circle Four Metal Materials Co., Ltd.
cessing:hot rolled (strictly control sulphur, phosphorus and non-metallic inclusions content and distribution)
2.material:DIN GCr15 JIS SUJ1 ASTM51100 round steel en31
3.diameter:12-300MM
4.shape: round bars
5.Application:bearing ring ,steel rolling mill ,machinery
6.origin: Guangdong, China
Comparable Standards:
AISI/SAE | DIN | W.Nr. | AFNOR | JIS | BS | SIAU | GB,YB |
52100 | 100Cr6 | 1.3505 | - | SUJ2 | 534A99 | - | GCr15 |
Chemical Analysis (%):
C | Mn | Si | Cr | V | Mo | P | S |
≤1.05 | ≤1.25 | ≤0.85 | ≤1.95 | - | ≤0.40 | ≤0.025 | ≤0.020 |
Heat treatment
Soft annealing: heat to 680-720°C, cool slowly.
Hardness after annealing: Max. 241 HB
Hardening: 820 - 850 °C
Normalizing temperature: 840-880°C
Tempering: 540-680°C