In 100CR6 steel, based on an appropriate increase in Si, Mn content in order to improve its hardenability and elastic limit, wear resistance
Better than GCr15. Manufacture of rolling size range of application than GCr15 large, mainly for the manufacture of wall thickness>
12mm, diameter> 280mm diameter steel ball bearing ring> 50mm; conical, cylindrical and spherical roller diameter>
22mm and all sizes of needle.
● Chemical Composition:
Carbon C: 0.95 ~ 1.05
Si Si: 0.40 ~ 0.65
Manganese Mn: 0.90 ~ 1.20
Sulfur S: ≤ 0.020
Phosphorus P: ≤ 0.027
Chromium Cr: 1.30 ~ 1.65
Ni-Ni: ≤ 0.30
Copper Cu: ≤ 0.25
● Mechanical Properties:
Tensile strength σb (MPa): 1831
Impact energy Akv (J): 23
Hardness: 65HRC
Sample size: a sample
● Heat treatment and microstructure specifications:
Heat treatment specifications: 830 ~ 840 ℃ quenching oil cooling; 160 ℃ tempering 3h.
Microstructure: martensite.
Material Name: (cementite) bearing steel
Grade: G20CrMo
Standard: GB / T 3203-1982
● Chemical Composition:
Carbon C: 0.17 ~ 0.23 (tolerance: ± 0.02)
Si Si: 0.20 ~ 0.35 (tolerance: ± 0.03)
Manganese Mn: 0.65 ~ 0.95 (tolerance: ± 0.04)
Sulfur S: ≤ 0.030 (tolerance: 0.005)
Phosphorus P: ≤ 0.030 (tolerance: 0.005)
Chromium Cr: 0.35 ~ 0.65 (tolerance: ± 0.15)
Copper Cu: ≤ 0.25 (Tolerance: +0.05)
Mo Mo: 0.08 ~ 0.15 (tolerance: ± 0.02)
● Mechanical Properties:
● Heat treatment and microstructure specifications:
● Delivery status: hot-rolled or forged steel with hot-rolled (forged) state or annealed state delivery. Cold-drawn steel to retire
Fire delivery.
My company can be made all kinds of cold-drawn steel. Special specification sheet. And heat treatment (normalizing, annealing, or tempering) the status of delivery.
