Wuxi Orient Anti-wear Engineering Co.,Ltd.
Chen's Liner China Best Liner Most Professional Wear-resistant Castings Manufacturer
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High Mn Steel Cast Liners for Coal Mill Description:
1. Alloy: The series include Mn13, Mn13Cr2 and Mn18Cr2.
2. Application: It is applicable to the working condition of strong impact, such as teeth plates, concaves and mantles of crushers and excavator bucket teeth and mill liners for SAG mills and AG mills
3. Microstructure: Austenite or Austenite + little Carbide
4. Hardness: Less than HB300
5. Impact Value: more than 118J
6. Tensile Strength: more than 685 Mpa
7. International Standard: GB/T 5680-1998, DL/T 681-1999, JIS G 5153-1999, ASTM A 128.
In the recent 20 years, our liners have been widely used in large, medium and small ball mills in Chinese power generation, mining, cement, Chemical engineering and metallurgical industries and super fine pulverizing equipments. It is the only recommended liner product in the latest standard of the electric-power industry in China.
Technical Parameters
Wuxi Orient Anti-wear Engineering Co., Ltd.
Chemical Composition & Mechanical Property of Wear-resistant Castings
|
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 Manganese Steel |
Ni-Hard cast iron |
|
C |
0.30~0.50 |
0.65~0.90 |
0.40~0.90 |
2.40~3.20 |
1.1~2.2 |
0.90~1.30 |
2.40~3.60 |
|
Si |
0.50~1.20 |
≤0.75 |
0.70~1.20 |
0.60~1.20 |
0.60~1.20 |
≤0.08 |
≤0.80 |
|
Mn |
0.40~1.20 |
0.50~1.20 |
0.60~1.00 |
0.50~1.00 |
0.50~1.00 |
11.00~18.00 |
≤2.0 |
|
Cr |
1.70~2.50 |
1.50~2.50 |
4.00~7.00 |
12.00~30.00 |
11.00~30.00 |
1.50~2.50 |
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 |
≤0.5 |
0.10~3.0 |
0.10~3.0 |
≤1.0 |
≤0.10 |
|
Cu |
0.10~0.60 |
≤0.25 |
0.20~0.40 |
0.10~1.00 |
0.10~1.00 |
- |
- |
|
Ni |
≤0.50 |
≤0.30 |
0~0.30 |
0~0.30 |
0~0.30 |
- |
3.3~10 |
|
Re |
≤0.02 |
≤0.02 |
≤0.02 |
- |
- |
- |
- |
|
Equivalent Specifications |
DL/T 681-1999
GB/T26651-2011 |
AS 2074 L2B Mod |
DL/T 681-1999 |
GB/T 8263-1999 AS 2027 Cr27 AS 2027 CrMo 15/3 AS 2027 CrMo 20/2/1 ASTM A532 Class III type A 25% Cr ASTM A532Class II type B 15% Cr-Mo BS 4844 3E DIN1695 NFA32401. |
GB/T 5680-1998 DL/T 681-1999 JIS G 5153-1999 ASTM A 128 DIN GX120Mn12 AFNOR:Z120Mn12 |
GB/T 8263-1999 AS 2027/Ni-Cr1-550 AS 2027/Ni-Cr2-500 AS 2027/Ni-Cr4-500 AS 2027/Ni-Cr4-600 AS 2027/Ni-Cr4-630 ASTM A 532 1-A,B,C,D ASTM A 532 2-A,B,C,D,E ASTM A 532 3-A |
|
|
Material Type |
Martensite Steel |
Martensite or Pearlitic Cr Mo Steel |
Martensite Steel |
Martensite matrix |
Austenitic Mn Steel |
- |
|
|
Hardness |
HRc≥48 |
HB470 & HB 321~370 |
HRc≥50 |
HRc≥56 |
HB≤300 |
HRc≥56 |
|
|
Impact Value |
Ak≥40J |
- |
Ak≥10J |
Ak≥4J |
Ak≥80J |
- |
|