Street Address: 401-1499 Liyuan Road
City: Shanghai
Province: Shanghai
Country/Region: China
BOCA
1. Material: High chrome steel, low chrome steel, or as clients' requirement. 2. Size: 20mm-100mm, or as per clients' requirements 3. Feature: High hardness, good wear-resistance. 4. Application: Metal Mines, cement plants, water coal slurry, power stations, chemical industry, etc. 5. Packing: Woven bag or steel barrel. 6. Parameters: A. Ball with Low Chromium 1) Mostly Chemical Component: C 2.2-2.7 S 0.080 Mn 0.5-0.8 Si0.3-0.6 P 0.08 Cr 2.0 2) Rockwell Hardness(HRC): 45 3) Microstructure: P+C 4) Fatigue Life of Falling Ball Impact (times): 8000 B. Ball with High Chromium 1) Mostly Chemical Component: C 2.8-3.3 P 0.05 Mn 2.4 Si 0.6 P 0.05? Noble Metal Proper Cr17-20 2) Rockwell Hardness HRC: 6 3) Impact Toughness(J/cm): 6.95-12.09 4) Microstructure: M+C 5) Fatigue Life of Falling Ball Impact (times): 10000 C. Segment with Low Chromium 1) C 2.6-3.5 S 0.080 Mn0.5-0.8 Si0.3-0.6 P 0.08 Cr 2.0 2) Rockwell Hardness(HRC): 45-52 3) Microstructure: P+C D. Segment with High Chromium 1) Mostly Chemical Component: C 1.8-3.2 S 0.05 Mn 2.4 Si 0.6 P 0.08 Noble Metal Proper Cr 17-20 2) Rockwell Hardness(HRC): 54-62 3) Impact Toughness(J/cm): 6.95-12.09 4) Microstructure: M+C