concrete steel pipe
concrete steel pipe
1.raw material :#20 ST52
2.long :3M 4M 5M and so on
1.raw material :#20 ST52
2.long :3M 4M 5M and so on
Main Products
concrete pump parst rubber end hose /coupling /piston /steel pipe
concrete steel pipe
concrete pump parst rubber end hose /coupling /piston /steel pipe