Raisedface flanges are defined by their face geometry rather than by a unique alloyin practice theyre made from the same base materials as other flanges. The most common grades and their typical chemical compositions are:
Carbonsteel raisedface flanges (ASTMA105)
Same as "Custom Flanges per ASTMA105:
C0.35%
Mn0.601.05%
P0.035%
S0.040%
Si0.100.35%
Cu, Ni0.40% each
Cr0.30%, Mo0.12%, V0.08%
Febalance
Stainlesssteel raisedface flanges (ASTMA182 F304 & F316)
Element | F304 (%wt) | F316 (%wt) |
---|---|---|
Carbon (C) | 0.08 | 0.08 |
Manganese (Mn) | 2.00 | 2.00 |
Silicon (Si) | 1.00 | 1.00 |
Phosphorus (P) | 0.045 | 0.045 |
Sulfur (S) | 0.030 | 0.030 |
Chromium (Cr) | 18.020.0 | 16.018.0 |
Nickel (Ni) | 8.012.0 | 10.014.0 |
Molybdenum (Mo) | | 2.03.0 |
Nitrogen (N) | | 0.10 |
Iron (Fe) | Balance | Balance |
ASTMA182F304 ("304SS): the 18%Cr8%Ni austenitic alloy for generalpurpose service
ASTMA182F316 ("316SS): adds Mo for superior chloridestress corrosion resistance in harsher environments
Price:
Minimum Order Quantity : 100 Pieces
Pressure : 2500 PSI
Shape : Round
Application : Industrial
Material : Stainless Steel
Surface : Other, Polished
Minimum Order Quantity : 100 Pieces
Pressure : 1500 PSI
Shape : Round
Application : Industrial
Material : Mild Steel
Surface : Other, Polished
Minimum Order Quantity : 100 Pieces
Pressure : 2500 PSI
Shape : Round
Application : Industrial
Material : Mild Steel
Surface : Other, Polished
Minimum Order Quantity : 100 Pieces
Pressure : 2500 PSI
Shape : Round
Application : Industrial
Material : Mild Steel
Surface : Other, Polished