Al Qaeda Z41W American Standard stainless steel valve

Z41W compact stainless steel valve flange Features structure, reasonable design, the valve rigid, smooth channel, flow coefficient is small sealing surface made of stainless steel and tungsten carbide, long life use of flexible graphite packing, sealing, reliable, light and flexible drive mode to manual , pneumatic, electric, gear structure forms an elastic wedge single gate, rigid wedge single gate double plate type design specification Standard: GB / T 12234 Structure Length: GB / T 12221 connecting flange: JB / T 79 Test and inspection: JB / T 9092 Pressure - Temperature: GB / T 9131 Product Identification: GB / T 12220