
Add to Cart
Material: UNS N08904 Flange,alloy 31 flange
production:slip on flange/WN flange/Long WN flange/Threaded flange/SW flange/Blind flange
ASTM B564 UNS N08031 flange
Alloy 31 Flange Alloy 31 – UNS N08031 – X1NiCrMoCu 32 28 7 – 1.4562 Alloy 31 is characterized by outstanding resistance to corrosion in halide media, both acidic and basic; outstanding resistance to sulfuric acid, even highly concentrated; outstanding resistance to corrosion and erosion-corrosion in phosphoric acid media; excellent resistance to both localized corrosion and general corrosion in chlorine dioxide bleach media; excellent resistance to both reducing and oxidizing media, and ease of fabrication and welding. Approval for pressure-vessel use involving wall temperatures from -196 to 550ºC (-320 to 1020ºF). |
WEIGHT% | C | SI | MN | S | P | CR | NI | MO | N | CU |
MIN. | 26,0 | 30,0 | 6,0 | 0,15 | 1,0 | |||||
MAX. | 0,015 | 0,3 | 2,00 | 0,010 | 0,020 | 28,0 | 32,0 | 7,0 | 0,25 | 1,4 |
PREN = (CR% + 3.3MO% + 16N%) ≥ 48
PRODUCT STANDARDS: ASTM B625 – 14
APPROVALS: FOR USAGE IN PRESSURE VESSELS WITH WALL TEMPERATURES BETWEEN -196°C TO 550°C
-Welding Neck Flange(WNF) & Long Welding Neck Flange(LWNF)
-Slip-on Flange(SOF)
-Lap Joint Flange(LJW)
-Blind Flange
-Socket Welding Flange (SWF)
-Threaded Flange(THW)
-Plate Flange
ASTM/ASME/ANSIB16.5, B16.47, ASME/ANSI B16.48 flange
slip on flange, Weld Neck Flange ,Threaded Flange Blind Flange,