Duo check valve,DIN ANSI 150LB,JIS 10K
dual check valve,DI WCB SS304 Stainless steel pn16
spring check valve,
non-return check valve,
double flap butterfly check valve
is suitable for nominal pressure PN1.0mpa ~ 42.0mpa, nominal diameter DN15mm~1200mm, NPS1/2"~48"; Working temperature -196C~540C on all kinds of pipelines, used to prevent media backflow. Can be applied to water, steam, oil, nitric acid, strong oxidation medium and urea and other media.
