Seamless ferritic and austenitic alloy steel boiler, superheater, and heat exchanger tubes
Chemical Properties:
| Carbon: 0.08-0.12 | Silicon: 0.20-0.50 |
| Manganese: 0.30-0.60 | Nickel: n/a |
| Potassium: 0.02 | Chromium: 8.00-9.50 |
| Sulfur: 0.01 | Molybdenum: 0.85-1.05 |
Mechanical Properties:
Tensile Strength:
ksi: 85
MPa: 585
Yield:
ksi: 60
MPa: 415
Elongation in 2in. or 50mm, min. %: 20
Max. Hardness Rockwell B: 101