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Stacker Travelling Wheel Alloy Steel Castings Reliable EN
100831-1991
1. Yield strength: σs (MPa):≥930(95);
2. Strength of extension σb (MPa):≥1080(110);
3. Percentage reduction of area ψ (%):≥45;
4. Elongation: δ5 (%):≥12;
5. Impact Value: more than AK78J.
The general advantages in ball mills are as follows:
Output Increased | 5~20% |
Power Consumption Reduced | 5~20% |
Maintenance Decreased | Above 98% |
The liners are easily installed and existing mills need no modification. |
The additional advantages in cement mills are as follows:
No leakage of slurry |
No repairs during service periods |
Better reliability and stability |
Production Improvement |
Noise reduction |
Technical Parameters
Item | Cr-Mo Alloy Steel I | Cr-Mo Alloy Steel II | Cr-Mo Alloy Steel III |
C | 0.30-0.50 | 0.65-0.90 | 0.40-0.90 |
Si | 0.50-1.20 | ≤0.75 | 0.70-1.20 |
Mn | 0.40-1.20 | 0.50-1.20 | 0.60-1.00 |
Cr | 1.70-2.50 | 1.50-2.50 | 4.00-7.00 |
S | ≤0.04 | ≤0.06 | ≤0.04 |
P | ≤0.04 | ≤0.06 | ≤0.06 |
Mo | ≤0.5 | ≤0.5 | ≤0.5 |
Cu | 0.10-0.60 | ≤0.25 | 0.20-0.40 |
Ni | ≤0.50 | ≤0.30 | ≤0.30 |
Re | ≤0.02 | ≤0.02 | ≤0.02 |
Equivalent Specifications | DL/T 681-1999 GB/T26651-2011 | AS 2074 L2B Mod | DL/T681-1999 |
Material Type | Martensite Steel | Martensite or Pearlitic Cr Mo Steel | Martensite Steel |
Hardness | HRc≥48 | HB470& HB321-370 | HRc≥50 |
Impact Value | AK≥40J | - | AK≥10J |
Item | High Cr white iron | High Cr Alloy Steel | High Manganese Steel | Ni-Hard cast iron |
C | 2.40-3.20 | 1.1-2.2 | 0.90-1.30 | 2.40-3.60 |
Si | 0.60-1.20 | 0.60-1.20 | ≤0.08 | ≤0.08 |
Mn | 0.50-1.00 | 0.50-1.00 | 11.00-18.00 | ≤2.0 |
Cr | 12.00-30.00 | 11.00-30.00 | 1.50-2.20 | 1.5-10.0 |
S | ≤0.04 | ≤0.04 | ≤0.04 | ≤0.15 |
P | ≤0.06 | ≤0.06 | ≤0.06 | ≤0.15 |
Mo | 0.10-0.30 | 0.10-0.30 | ≤1.0 | ≤0.10 |
Cu | 0.10-1.00 | 0.10-1.00 | - | - |
Ni | 0-0.30 | 0-0.30 | - | 3.3-10.0 |
Re | - | - | - | - |
Equivalent Specifications | GB/T 8263-1999 AS 2027 Cr27 AS 2027 CrMo15/3 AS 2027 CrMo20/2/1 ASTM A532 Class III type A25%Cr ASTM A532 Class II type B15%Cr-Mo BS 4844 3E DIN1695 NFA32401 | BG/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 matrix | Austenitic Mn Steel | - | |
Hardness | HRc≥56 | HB≤300 | HRc≥56 | |
Impact Value | 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.