... ,DN125,DN150,DN175 3.Type:ZX flange,SK flang Weld-on collarsInner diameter: 2", 2 1/2", 3", 4", 5", 6 ... can also supply according to your drawing or samplesPayment of the snap clampNo.1 TT 30% deposit prepaid, balance paid before ... Wooden boxNo.2 Iron boxNo.3 Seaworthy packing, according to the customer demand. Weld-on collars