14.1  WTA止回阀

弹簧止回阀

春天在直类型、引水系统或角落

与法兰和对焊;类型;

可以提供碳钢1.0619 /

WCB,不锈钢1.4408 / CF8M、低

温度/ LCB / 1.6220碳钢

LCC,特殊材料。不锈钢

钢铁凸轮异形涂阀盖垫片

与纯石墨,安装在舌头

和槽阀盖法兰。金属回

座位与弹簧插头,打开

约的压力。0.2条/ 2.9 psi

14.1 non-return valves 
Spring loaded non-return valve with 
spring in straight type, y-type or corner 
type; with flanges or butt weld ends; 
can be supplied in carbon steel 1.0619/
WCB, stainless steel 1.4408/CF8M, low 
temperature carbon steel 1.6220/LCB/
LCC, and special materials. Stainless 
steel cam profiled bonnet gasket coated 
with pure graphite, mounted in tongue 
and groove bonnet flanges. Metal back 
seat with spring loaded plug; opening 
pressure approx. 0.2 bar/2.9 psi