Swing check valve
Design Standard: BS 1868, ASME B16.34, API 6D,
Face to Face: ASME B16.10, API 6D, EN 558, DIN 3202
End Flange: ASME B16.5, ASME B16.47, DIN2501, DIN2533
Buttwelding Ends: ASME B16.25, DIN3239
Inspection and Test: API 598, DIN3230
Metal-wrapped flexible graphite gasket for 150LB, metal-wound gasket for 300LB and 600LB, metal gasket for 900LB and above, or 600LB according to customer’s requirement.
1. The hinge and connector installed inside the valve body, that can ensure the valve disc fully move.
2, The sealing surface of seat is spray welded with STL 6 cobalt-based hard alloy, the seat can be fixed by welding, or be threaded as customer’ s requirement.
3. The standard swing disc can only be installed on the horizontal pipeline to control the medium or the vertical flow of the medium from bottom to top.
4. At the G point at the bottom of the center line of the valve body, there are standard bosses reserved for opening the discharge holes. Other additional bosses are required by the customer.
Structure: bolted bonnet, swing disc
Lifting ring assembled for 150LB--6" and above, 300LB&600LB--4" and above . 900LB and above
Corporate office & Plant
Add：NO.98 New century Road,Jianyang Petroleum equipment industry Zone,Jianhu Country,Jiangsu province,China.