STV Delivery The Gate Valves and Y Strainer June 6, 2019/in News Events /by STVVALVE 50 x 4” ANSI 150 WCB/F6 HFS Gate valves & 20 x 3” 150 Y Strainer CF8M ,20×2″316/316 full stellite socket weld globe valves to ship the warehose of the port