... surface treatment of spray painting, very smooth 2.Embedded structure 3.Orifice: 25mm, 40mm, 50mm, 62mm, 76mm,80mm We are the ... -Y solenoid valve. 2. It is directly installed on air distribution box, so it is of better characteristics: low resistance, less pressure ... port(G) 1'',1-1/2'',2'',2-1/2'',3''DN (mm) 25,40,50,62,76Material of valve body ...