14.1  WTA止回閥

彈簧止回閥

春天在直類型、引水系統(tǒng)或角落

與法蘭和對焊;類型;

可以提供碳鋼1.0619 /

WCB,不銹鋼1.4408 / CF8M、低

溫度/ LCB / 1.6220碳鋼

LCC,特殊材料。不銹鋼

鋼鐵凸輪異形涂閥蓋墊片

與純石墨,安裝在舌頭

和槽閥蓋法蘭。金屬回

座位與彈簧插頭,打開

約的壓力。0.2條/ 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