

| STANDARD | WERKSTOFF NR. | UNS | AFNOR | EN |
| Alloy 20 | 2.4660 | N08020 | Z2NCUD31-20AZ | NiCr20CuMo |
Dimensions : ASTM, ASME and API
Specifications : ASTM B 473 / ASME SB 473
Grade : Alloy 20 – UNS N08020
Size : 15NB to 150NB In
Form : Round, Square, Hex (A/F), Bush, Rectangle, Flat, Wire Mesh
Length : 100 mm To 3000 mm Long & Above
| Element | Alloy 20 |
| Ni | 32 - 38 |
| Fe | Bal |
| C | 0.02 max |
| Mn | 1 - 2 |
| Si | 0.7 max |
| Cu | 3 - 4 |
| Cr | 19 - 21 |
| Mo | 2 - 3 |
| S | 0.005 max |
| P | 0.02 max |
| Nb | 0.1 - 0.3 |
| Element | Alloy 20 |
| Density | 8.1 g/cm3 |
| Melting Point | 1443 °C (2430 °F) |
| Tensile Strength | Psi -80,000, MPa -551 |
| Yield Strength (0.2%Offset) | Psi - 35,000, MPa - 241 |
| Elongation | 30 % |