Raymond (Beijing) Valve Manufacturing Co., Ltd.

The cavity of the valve is self-tight seal structure with good sealing performance.<br> <br>The seal surface of disc and seat are overlaid by Stellite Cobalt-based hard alloy, which are wear resistance, high temperature resistance and corrosion resistance and with anti-abrasion performance as well as long service life.<br> <br>Valve pressure parts are made of high quality heat-resistant alloy steel, which has good high temperature performance, can resist high pressure and durable, safe and reliable.<br> <br>The valve disc rotates around the pin outside seat which can reduce violent impact when close it.<br> <br>Built-in pin structure can reduce external leakage and enable the use to be more reliable.<br><br><br>Design Standard：API 6D, API 602, ASME B16.34, BS 1868<br> <br>Size：2—24 inches<br> <br>Rating：Class150—Class2500<br> <br>Temperature： - 40 -- 540 degrees celsius<br> <br>Face-Face Dimension：ASME B16.10<br> <br>End Conection：Welded、Flange<br> <br>Operation：Hand wheel、Worm gear、Pneumatic、Hydraulic、Electric<br> <br>Inspection & Test Standard：API 6D,API 598<br> <br>Medium：Water, Steam, Oil, Nitric acid, Acetic acid, Strong oxidizing, Urea, Etc, and so on