WCB material flame retardant treatment gate valve medium PN16

WCB material flame retardant treatment gate valve heavy-duty PN16

WCB material flame retardant treatment gate valve medium PN25

WCB material flame retardant treatment gate valve heavy-duty PN25

WCB material flame retardant treatment gate valve heavy-duty PN40

WCB material flame retardant treatment gate valve heavy-duty PN64

WCB material flame retardant treatment gate valve heavy-duty PN100

Russian standard gate valve Z41H-16C

Russian standard gate valve Z41H-25C

Flange rising stem gate valve Z41W-10P medium size

Flange rising stem gate valve Z41W-16P medium size

Flange rising stem gate valve Z41W-16P heavy-duty