ASTM A182 – Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
Grade: F904L Austenitic Stainless Steel
Chemical Requirements max, %
| Elements | F904L(N08904) |
| Carbon | 0.020 |
| Manganese | 2.00 |
| Phosphorus | 0.040 |
| Sulfur | 0.030 |
| Silicon | 1.00 |
| Nickel | 23.0-28.0 |
| Chromium | 19.0-23.0 |
| Molybdenum | 4.0-5.0 |
| Copper | 1.00-2.00 |
| Nitrogen | 0.10 |
Tensile and Hardness Requirements
| Grade Symbol | F904L(N08904) |
| Tensile Strength,min, ksi [Mpa] | 71[490] |
| Yield Strength, min,ksi [MPa] | 31[215] |
| Elongation in 2 in.[50 mm] or 4D,min, % | 35 |
| Reduction of Area, min, % | … |
| Brinell HardnessNumber | … |