Chemical composition
Nickel (Ni) | 58.0 minutes |
Chromium (Cr) | 20.0-23.0 |
Molybdenum (Mo) | 8.0-10.0 |
Iron (Fe) | 5.0 max |
Niobium (Nb) | 3.15-4.15 |
Cobalt (Co) | Up to 1.0 |
Manganese (Mn) | max 0.50 |
Silicon (Si) | max 0.50 |
Carbon (C) | max 0.10 |
Phosphorus(P) | max 0.015 |
Sulfur(S) | max 0.015 |
Aluminum (Al) | max 0.40 |
Titanium (Ti) | max 0.40 |
Mechanical properties
tensile strength | min. 760 MPa (110 ksi) |
Yield Strength (0.2% offset) | min. 345 MPa (50 ksi) |
elongation | 30 minutes |
Hardness (Brinell) | 150-240 (varies depending on heat treatment) |
density | 8.44 g/cm³ |
ASTM B166 | Rods, rods and wires |
ASTM B168 | Sheets, plates and strips |
ASTM B167 | Seamless tubing |
ASTM B517 | Welded pipes |
ASTM B516 | Welded pipes |
ASTM B564 | forging |
ASTM B366 | fittings |