1.Pipe clamp/Steel pipe Clamp/pipe tube 2.Size available:1",2",3",4",5",6 ... .5" 3.Material:40# Steel/1040/40CR 4.easy to operate Pipe ... clamp/Steel pipe Clamp/Steel clamp/pipe tube1.Size available:1",2",3",4 ... pipeline which used for transport coal,ore and petrochemical,etc. First:fasten the pipe end with rubber seal.Second:Put ...