Hastelloy Alloy C22/C276 Flanges Specifications
| Grades | Hastelloy C22 (UNS No. N06022), Hastelloy C276 (UNS N10276) |
| Werkstoff Nr | 2.4602, 2.4819 |
| Standard | ASTM, ASME Flanges, ANSI Flanges, DIN Flanges, EN Flanges, BS Flanges etc. |
| Dimensions Std. | ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings |
| Specifications | ASTM B564 / ASME SB564 |
| Size | ½” NB – 48” NB |
| Class | 150#, 300#, 600#, 900#, 1500#, 2500#, etc. |
| Pressure | DIN PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160 , etc |
Types of Flanges
| Hastelloy Blind Flanges | Hastelloy Reducing Flanges | Hastelloy Ring Type Flanges |
| Hastelloy Spectacle Flanges | Hastelloy Weld Neck Flanges | Hastelloy High Hub Flanges |
| Hastelloy Threaded Flanges | Hastelloy Lap Joint Flanges | Hastelloy Long weld Neck Flanges |
| Hastelloy Slip-On Flanges | Hastelloy Socket Weld Flanges | Hastelloy Orifice Flanges |
Chemical Composition of Hastelloy C22
| Element | Min | Max |
|---|---|---|
| Molybdenum | 12.5 | 14.5 |
| Chromium | 20.0 | 22.5 |
| Iron | 2.00 | 6.00 |
| Tungsten | 2.50 | 3.50 |
| Cobalt | -- | 2.50 |
| Carbon | -- | 0.010 |
| Silicon | -- | 0.08 |
| Manganese | -- | 0.50 |
| Vanadium | -- | 0.35 |
| Phosphorus | -- | 0.025 |
| Sulfur | -- | 0.010 |
Chemical Composition of Hastelloy C276
| Element | Min | Max |
|---|---|---|
| Molybdenum | 15.0 | 17.0 |
| Chromium | 14.5 | 16.5 |
| Iron | 4.0 | 7.0 |
| Tungsten | 3.0 | 4.5 |
| Cobalt | -- | 2.50 |
| Manganese | -- | 2.5 |
| Carbon | -- | 1.0 |
| Vanadium | -- | .01 |
| Phosphorus | -- | 35 max |
| Sulfur | -- | .04 max |
| Silicon | -- | .03 max |
| Sulfur | -- | .08 max |
Mechanical Properties
| Grade | Tensile (ksi) | .2% Yield (ksi) | Elongation % | Hardness (HRb) |
|---|---|---|---|---|
| C22 | 115 | 55 | 60 | 89 |
| C276 | 110 | 52.6 | 62 | - |
We Export To Countries
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