SUFA high pressure steam swing check valve is suitable for ethylene unit. The pin shaft is built in and the middle cavity is a self-tight sealing structure. It has the characteristics of long maintenance cycle, low maintenance cost, sensitive action and good sealing

1. Size range: NPS 2-36 (DN50-900);
2. Pressure rating: ASME CLASS 900-2500;
3. Design standards: BS 1868, ASME B16.34, etc.;
4. Main materials: superalloy steel, stainless steel, etc.;
5. Connection type: flange end, butt welding end, etc.;