... plastic machinery for more than 15 years 2,CE and ISO 9001 3,high auto 4,diameter 75-630mm pipe belling Characteristics ... specification and relevant pipe production lines,YH250,YH630 full auto-belling machine can automatically finished the course of production on ... all specification of Φ75-Φ630 pipe belling. Belling center height of machine1100-1200mm900-1200Diameter range of pipeΦ200 ...