Electric Wire & CableChina Steam API 600 602 Wedge Welding Gate Valve with High MPa Pressure Class 150lb 300lb 600lb 800lb 900lb 1500lb 2500lb 4500lb, Find details about China DIN Gate Valves, API 6D Gate Valve from Steam API 600 602 Wedge Welding Gate Valve with High MPa Pressure Class 150lb 300lb 600lb 800lb 900lb 1500lb 2500lb 4500lb