gate valve,stem gate valve,2 inch gate valve flanged ends,bolted bonnet. reliable quality,competitive prices. gate valve,stem gate valve,2 inch gate valveDesign & manufacture standard: API6D, API600, API603, ANSI ... /bevel gear/ electric/pneumatic/hydraulic, etc.NACE MR 0175 on request. For 900Lb~1500Lb, pressure seal bonnet is available. cast steel gate valve