Import welded power station check valve for nominal pressure PN20.0 ~ 32.0Mpa, working temperature ≤ 540 ℃ (P (57) 170V operating temperature of 570 ℃), petroleum, chemical, hydraulic, thermal power stations and other conditions On the pipeline, cut off or connect the medium. Applicable medium: water, oil, steam and so on. 1. Product design and manufacturing according to E101 and JB / T3595-93 standards, reasonable structure, excellent performance, shape 2. The valve cavity with self-tight pressure seal structure, the higher the media pressure, the better the sealing performance. 3. The two ends of the branch pipe are butt welded connections, to adapt to different takeover requirements. 4. Valve, valve seat sealing surface using stellite (cobalt-based stellite) welding, made of wear-resistant, high temperature, anti-abrasion performance, long service life. 5. High temperature pressure parts made of high quality heat-resistant alloy steel, safe, reliable, stable performance, long service life.
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