F11 Class 2 & 3
Grade F11 Class 2 & 3 1.25% chromium, 0.5% molybdenum, Low Alloy Steel
ASTM-A182 Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings and Valves and Parts for High Temperature Service.
This specification covers forged low alloy and stainless steel piping components for use in pressure systems.
Chemistry
Element |
C |
Mn |
P |
S |
Si |
Cr |
Mo |
F11 Class 2 & 3 |
0.10-02.0% |
0.30-0.80% |
0.040% max |
0.040% max |
0.50-1.00% |
1.00-1.50% |
0.44-0.65% |
Physical Constants
Density | 0.285 lbs/in3 |
Density | 7.89 g/cm3 |
Heating
Annealing | 1650ºF furnace cool |
Tempering | 1150ºF |
Normalizing | 1650ºF air cool |
Viking Forging Parameters
No info on Viking Forging Parameters currently available for this material.