شیر پروانه ای صنعتی U-PVC

1*40, 1/2*32, 11/2*63, 11/4*50, 110, 125, 160, 20, 20*25, 20*32, 200, 25, 25*32, 25*50, 250, 3/4*32, 315, 32, 32*40, 32*50, 32*63, 32*90, 4, 40, 40*50, 40*63, 40*75, 50, 50*63, 50*75, 50*90, 500, 63, 63*110, 63*75, 63*90, 75, 75*110, 75*90, 90, 90*110