Temperature soldering needle valve

First, the high temperature soldering needle valve Product Overview Haichuan Shanghai Valve Co., Ltd. of high temperature welding needle valve J61H, J61Y type PN200 ~ PN320 butt welding high temperature power plant shut-off valves for nominal pressure PN200 ~ PN320 and P54 / 100V-P57 / 170V (including P57 / 170V operating temperature of 570 ℃) of petroleum, chemical, water, fire station and various piping systems, operating temperature ≤540 ℃ in, or turn off the pipeline medium. Second, the high temperature soldering needle valve product model and image temperature soldering needle valve J61Y, J61H three temperature soldering needle valve valve material Part Name Part name J61Y-17V / 160/320/450 stem, bonnet, bolts Pole, Bonnet, Bolt chrome-nickel stainless steel Cr. Ni Stainless steel stem, valve, seal Stem, Disc, Gasket stainless steel Stainless steel packing Packing PTFE, flexible graphite PTFE, Soft graphite gasket Gasket Rubber Latex asbestos asbestos hand Round Handwheel quality carbon steel High grade carbon steel See: http: //www.zgchuanhu.com/shoudongzhenxingfa/zhenxingfa-j61y.html