青铜 不 上升 的 内 螺纹 闸阀 ， 青铜 NPT 螺纹 端 闸阀

FREE-Valve’s Bronze Thread gate valve body is manufactured from aluminum bronze.It is the most commonly used valve in industry, and well suited for sea water, oil and gas service as well as a variety of other fluids. They are intended for on-off flow control and should only be used in the fully open or fully closed position. Features: 1.Small flow resistance ,the flow way inside valve is direct through,the medium can easily through the inside way, flow resistance are small. 2.The medium can flow in any direction on both sides, and is easy to install. Gate valves are symmetrical on both sides of the channel. 3.The type of stem is non-rising stem or rising stem.Rising stem gate valves are used when shutoff is required and a space saving is necessary. 4.The type of disc is solid wedge disc,fully guided wedge reduces wear on seating surfaces. 5.The solid wedge, integral seats and bi-directional service. Technical Specification 1.Design and manufacture: ASME B16.34,BS5154 2.Threaded end: Female NPT, BSPT, BSP, ZG. G 3.Temperature range: -20℃ to 200℃ 4.Size Range: 1/2"～2" 5.Pressure range:Class150～Class800 6.Material: ASTM B62 bronze 7.Operation: Non-rising stem ,rising stem and hand wheel Application FREE-Valve’s Bronze Thread gate valves are suitable for natural gas, oil refining, chemical engineering, petroleum, pharmacy, instrumentation,sea water etc Price:100-1000USD/set Model:FRZ12H Origin:China Price terms:FOB,CIF,FCA,CFR Wechat ID:FreeValve