API 6D 4inch 900lbs WCB Carbon steel metal seat Rising stem OS&Y gate valve

Face to face according to DIN3202,ANSI B16.5

Flange according to EN1092-1:2007

Pressure&Temp according to ASTM B16.34

Test&Check:API598

Spray painting for WCB valves, two layers including primary layer and surface layer. 4.Q:What's the quality request of castings? A:All Castings should be free from all kinds of manufacturing defects, grinding marks, poor lettering, and coating finish. 5.Q:Will you do pressure testing for each of the valve before shipment? A: Yes,All VALVES must be hydro-tested for Body Leak Test 1.5 times of nominal pressure, and Seat Leak Test 1.1 time of nominal pressure.Take PN16 valve for example, Body Leak Test(24 Bar),while Seal Test(17.6 Bar). 6.Q: What about the operation or actuators for the valves？ A:All Hand-wheels should be placed along with Valve bodies for DN50-DN600. DN700-DN1200 can be completed with bevel gear box with indicators or electric actuators. 7.Q: Is the body lettering clear enough? A:Body letterings should be clearly visible and free from excess paint deposition 8. Q: How's the valve to be packed? A: Valves must be bubble-wrapped prior to box packaging. Sufficient Packaging to be used to avoid any coating damages. The box frame should be strong enough to handle valve weights. Export Quality Plywood Packaging with adequate leg space for the forklift entry from both sides. Leg Space is to be provided for Forklift Entry. 9. Q: How long is the warranty? A: 18 months, Manufacturer to provide 18 months Warranty Certificate for supplied materials.