| Category | Metal , Nonferrous Metal , Nickel Alloy | 
| Manufacturer | ATI Allegheny Ludlum | 
| Trade Name | Altemp® | 
| Port | Ningbo port,China | 
| Trade Terms | FOB, CFR, CIF | 
| Payment Terms | L/C, T/T, Western Union | 
| Download PDF | ATI Allegheny Ludlum Altemp® 263 Nickel-Based alloy.pdf  | 
| Price | EMAIL US sales@lookpolymers.com | 
| Physical Properties | Metric | English | Comments | 
|---|---|---|---|
| Density | 8.36 g/cc | 0.302 lb/in³ | 
| Mechanical Properties | Metric | English | Comments | 
|---|---|---|---|
| Hardness, Rockwell B | 90 | 90 | Solution Annealed, 21°C | 
| Hardness, Rockwell C | 28 | 28 | Age Hardened per AMS 5872D, 21°C | 
| Tensile Strength, Ultimate | 655 MPa | 95000 psi | |
| 827 MPa | 120000 psi | Solution Annealed | |
| 1034 MPa | 150000 psi | Age Hardened per AMS 5872D, 21°C | |
| Tensile Strength, Yield | 414 MPa | 60000 psi | Solution Annealed | 
| 552 MPa | 80100 psi | ||
| 621 MPa | 90100 psi | Age Hardened per AMS 5872D, 21°C | |
| Elongation at Break | 17 % | 17 % | Age Hardened per AMS 5872D, 779°C | 
| 35 % | 35 % | Age Hardened per AMS 5872D, 21°C | |
| 50 % | 50 % | Solution Annealed | |
| Creep Strength | 116           MPa @Temperature 779.4 °C, Time 180000 sec | 16800           psi @Temperature 1435 °F, Time 50.0 hour | |
| Modulus of Elasticity | 220 GPa | 31900 ksi | 
| Component Elements Properties | Metric | English | Comments | 
|---|---|---|---|
| Aluminum, Al | 0.30 - 0.60 % | 0.30 - 0.60 % | |
| Carbon, C | 0.040 - 0.080 % | 0.040 - 0.080 % | |
| Chromium, Cr | 19 - 21 % | 19 - 21 % | |
| Cobalt, Co | 19 - 21 % | 19 - 21 % | |
| Copper, Cu | <= 0.20 % | <= 0.20 % | |
| Iron, Fe | <= 0.70 % | <= 0.70 % | As Remainder | 
| Manganese, Mn | <= 0.60 % | <= 0.60 % | |
| Molybdenum, Mo | 5.6 - 6.1 % | 5.6 - 6.1 % | |
| Nickel, Ni | >= 46.898 % | >= 46.898 % | |
| Phosphorous, P | <= 0.015 % | <= 0.015 % | |
| Silicon, Si | <= 0.40 % | <= 0.40 % | |
| Sulfur, S | <= 0.0070 % | <= 0.0070 % | |
| Titanium, Ti | 1.9 - 2.4 % | 1.9 - 2.4 % |