1, bi-directional flowability 2, modified PTFE sealing 3, the structure is argon arc welding 4, the material is brass Brief introduct:1, GBC type ball valve is a manual adjustment stop valve, and suitable for bi-directional flow.2, GBC type ball valve is used for liquid , suction and heating pipe of refrigeration and air conditioning.3, There is a good tightness with valve seat and sealing place. ...