High chrome alloyed casting bar:
1: High hardness
2: Little breakage
3: Low wear rate
4: Good wear-resistant
5: Quality superior
High chrome alloyed casting bar
Our products used in many field, such as, cement, power, industry, chemical, mine, station and so on. The new products is high hardness, little breakage, low wear rate, good wear-resistant, our annual production capacity is more than 30, 000 metric tons. Guoyang wear-resisant materials are making frist class corporation brand.
Specification:
Φ 8; Φ 10; Φ 12; Φ 14; Φ 16; Φ 18; Φ 20; Φ 20*25; Φ 25*30; Φ 30*35; Φ 35*40.
ITEM | Designation | Chemical Composition | ||||||
C | Si | Mn | Cr | Mo | P | S | ||
Popular Grade | ZQCr10 | 1.8-32 | 0.3-1.2 | 0.2-1.0 | 10-13 | Trace | 0, 10 | 0.10 |
Cu | Ni | Nb | Ti | B | Zr | V | ||
Trace | Trace | Trace | Trace | Trace | Trace | Trace | ||
Hight Chromim Cast Grinding Bars | ZQCr26 | 2.0-30 | ≤ 1.0 | 0.2-1.0 | 22-28 | ≤ 1.0 | ≤ 0.10 | ≤ 0.08 |
ZQCr20 | 2.0-3.0 | ≤ 1.0 | 0.2-1.0 | 18-22 | ≤ 1.0 | ≤ 0.10 | ≤ 0.08 | |
ZQCr17 | 2.0-3.2 | ≤ 1.0 | 0.2-1.0 | 13-18 | ≤ 1.0 | ≤ 0.10 | ≤ 0.08 | |
ITEM | Designation | Hardness(HRC) | Microstruture | |
Quenched state(A) | Quenched state(A ) | |||
Popuar Grade | ZQCr10 | ≥ 58 | ≥ 50 | M+C M-Martensite C-Carbide |
High Chromium Cast Grinding Balls | ZQCr26 | ≥ 58 | ≥ 45 | |
ZQCr20 | ≥ 58 | ≥ 45 | ||
ZQCr17 | ≥ 58 | ≥ 49 | ||
