The SUFA ultra-cryogenic rotary check valve is suitable for ultra-cryogenic (-196℃) working conditions such as liquefied natural gas and liquid nitrogen. It has the channel full circulation design, to promote better circulation. Wide sealing surface design is more conducive to ultra-cryogenic sealing. With the outstanding advantages of high cryogenic stability and long service life,

1. Size range: NPS 1 / 2-24 (DN15-600);
2. Pressure rating: ASME CLASS 150-1500;
3. Design standards: API 602, BS 1868, BS 6364, GB / T 24925, ASME B16.34, etc.;
4. Main material: stainless steel, etc.;
5. Connection type: flange end, butt welding end, etc.;