凯茨姆给排水暖通消防阀门选型样本

Direct acting adjustable pressure reducing valve Brass piston pressure reducing valve All copper sub-catchment Brass solenoid valve Automatic straight-through temperature control val Manual heating control valve Electric two-way valve Brass flange filter Brass flange check valve Brass flange ball valve Brass flange globe valve Brass flange gate valve Brass filter Brass vertical check valve Brass horizontal check valve PPR Brass ball valve PPR Brass gate valve Magnetic locking live connection check gate valve Inclined explosion-proof valve Explosion relief valve