... pipe Length of pipe:1000-5000mm Inner diameter of pipe:200- 1200mm Joint:flat,socket,rabbet(male and female) Advantages ... belt conveyer,concrete feeder, steel cage reinforcement machine, etc 1, Auto steel-cage welding machine Our concrete pipe can add reinforcement steel ... solidity,if you need,we can supply Auto steel-cage welding machine for you.2,Concrete feeder3,Concrete Mixer Input capacityDischarging ...