Cr-Mo Alloy Steel For Ball Mill Side Liners With HRC33-43 And AK 70J
Quick Details
1. The side liners are with oval-hole design.
2. HRC33-43.
3. Impact Value:about 70J.
4. Microstructure:Predominantly pearlite.
1. The side liners are with oval-hole design.
2. HRC33-43.
3. Impact Value:about 70J.
4. Material:Pearlitic Cr-Mo Alloy Steel.
5. No bulging part by grinding on the surface.
6. We can controlthe dimensions of bolt holes precisely.
7. The bolt holes are clean, smooth and exact for mounting the bolt unit.
Application :Mine Mill
Material : steel
Dimensions: As per drawing
Hardness :HRC33-43
Impact Value :about 70J
Hardness Difference :Less than HRC2
Technical Parameters
| Item | Cr-Mo Alloy Steel Ⅰ | Cr-Mo Alloy Steel Ⅱ | Cr-Mo Alloy Steel Ⅲ | High Cr White Iron | High Cr Alloy Steel | High Mn Steel | Ni-hard Cast Iron |
| C | 0.3-0.5 | 0.65-0.90 | 0.4-0.9 | 2.4-3.2 | 1.1-2.2 | 0.9-1.3 | 2.4-3.6 |
| Si | 0.15-1.20 | ≤0.75 | 0.7-1.2 | 0.6-1.2 | 0.6-1.2 | ≤0.8 | ≤0.8 |
| Mn | 0.4-1.2 | 0.5-1.2 | 0.6-1.0 | 0.5-1.0 | 0.5-1.0 | 11.0-18.0 | ≤2.0 |
| Cr | 1.7-2.5 | 1.5-2.5 | 4.0-7.0 | 12.0-30.0 | 11.0-30.0 | 1.5-2.5 | 1.5-10 |
| S | ≤0.04 | ≤0.06 | ≤0.04 | ≤0.04 | ≤0.04 | ≤0.04 | ≤0.15 |
| P | ≤0.04 | ≤0.06 | ≤0.06 | ≤0.06 | ≤0.06 | ≤0.06 | ≤0.15 |
| Mo | ≤0.5 | ≤0.5 | ≤0.15 | 0.1-3.0 | 0.1-3.0 | ≤1.0 | ≤0.1 |
| Cu | 0.1-0.6 | ≤0.25 | 0.2-0.4 | 0.1-1.0 | 0.1-1.0 | - | - |
| Ni | ≤0.5 | ≤0.3 | 0-0.3 | 0-0.3 | 0-0.3 | - | 3.3-10 |
| Re | ≤0.02 | ≤0.02 | ≤0.02 | - | - | - | - |
| Equivalent Specifications | DL/T 681-1999 GB/T26651-2011 | AS2074L2B Mod | DL/T 681-1999 | GB/T8263-1999 AS2027 Cr27 AS2027 CrMo 15/3 AS2027 CrMo 20/2/1 ASTM A532 Class Ⅲ Type A 25%Cr ASTM A532 Class ⅡType B 15%Cr-Mo BS4844 3E DIN1695 NAF32401 | GB/T5680-1998 DL/T 681-1999 JISG5153-1999 ASTM A128 DIN GX120Mn12 AFNORZ120Mn12 | GB/T8263-1999 AS2027/Ni-Cr1-550 AS2027/Ni-Cr2-500 AS2027/Ni-Cr4-500 AS2027/Ni-Cr1-550 AS2027/Ni-Cr4-600 AS2027/Ni-Cr1-630 ASTMA5321-A,B,C,D ASTMA5322-A,B,C,D,E ASTMA5323-A |
| Material type | Martensite Steel | Martensite or Pearlitic Cr Mo Steel | Martensite Steel | Martensite Matrix | Austenitic Mn Steel | - |
| Hardness | HRC≥48 | HB470&HB321-370 | HRC≥50 | HRC≥56 | HB≤300 | HRC≥56 |
| Impact Value | AK≥40J | - | AK≥10J | AK≥4J | AK≥80J | - |
Our foundry has complete melting,heat treatment and test equipments,such as mid frequency induction
electrical furnaces,quenching and tempering furnaces,blast shot,spectrometer,Rockwell and Brinell
Hardness tester,impactor,UT tester and metallographic microscope.We achieved the certificate of
quality management system ISO 9001:2000.We have been exporting castings to oversea markets,such as Brazil,Australia and South Africa.
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Cr-Mo Alloy Steel For Ball Mill Side Liners With HRC33-43 And AK 70J Images
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