Designation:ASTM A532/A532M-1993a(2008) Standard Specification for Abrasion-Resistant Cast Irons
A426 Standard Specification for Centrifugally Cast Ferritic Alloy Steel Pipe for High-Temperature Service
A743/A743M-13a Standard Specification for Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application
A451ASTM A451-06 Standard Specification for Centrifugally Cast Austenitic Steel Pipe for High-Temperature
A487 Standard Specification for Steel Castings Suitable for Pressure Service
A351 Standard Specification for Castings, Austenitic, for Pressure-Containing Parts
A352 Standard Specification for Steel Castings, Ferritic and Martensitic, for Pressure-Containing Parts, Suitable for Low-Temperature ServiceFeatures:
1. High abrasion resistance
2. Thermal shock resistance
3. Corrosion resistance
4. Hardness: >40HRC
Applications:
1. Thermal power plant coal transportation systems, dry ash conveying pipe
2. Waste slurry disposal system
3. Stone in the coal power plant systems
4. Powder pneumatic conveying system
A426 Standard Specification for Centrifugally Cast Ferritic Alloy Steel Pipe for High-Temperature Service
A743/A743M-13a Standard Specification for Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application
A451ASTM A451-06 Standard Specification for Centrifugally Cast Austenitic Steel Pipe for High-Temperature
A487 Standard Specification for Steel Castings Suitable for Pressure Service
A351 Standard Specification for Castings, Austenitic, for Pressure-Containing Parts
A352 Standard Specification for Steel Castings, Ferritic and Martensitic, for Pressure-Containing Parts, Suitable for Low-Temperature ServiceFeatures:
1. High abrasion resistance
2. Thermal shock resistance
3. Corrosion resistance
4. Hardness: >40HRC
Applications:
1. Thermal power plant coal transportation systems, dry ash conveying pipe
2. Waste slurry disposal system
3. Stone in the coal power plant systems
4. Powder pneumatic conveying system
| Results of materials testing | ||||||||
| Chemical Analysis (%) | ||||||||
| Tube No. | C | Si | Mn | P | S | Cr | Cu | Hardness(HRC) |
| >3.3 | >1.80 | 0.3-1.0 | <0.05 | <0.04 | 0.3-0.8 | >0.5 | >40 | |
| 4.039 | 2.353 | 0.928 | 0.033 | 0.014 | 0.667 | 0.869 | 48 | |
| 3.866 | 2.140 | 0.897 | 0.031 | 0.014 | 0.627 | 0.881 | 45 | |
| 4.043 | 2.427 | 0.656 | 0.029 | 0.013 | 0.647 | 0.948 | 44 | |