BOTELI VALVE GROUP CO., LTD.

SUFA TECHNOLOGY INDUSTRY CO., LTD. OF CNNC
for testing the high and ultra high pressure nuclear power, petroleum and petrochemical valves with size range DN15-1050(1/2"-42"). Max. Water Test Pressure: up to 210MPa(20450Psi) ; Max. Gas(Air) Test Pressure: up to 76MPa(11020Psi).

Ball Grinding Machine of Model QTMJ-250/400(Double-headed and combined type) : The ball grinding machine is specially designed and manufactured to be combined type with one small and one big working positions......