Detailed Product Description

G2658 series high performance ball valve has more standard features:
Blowout-proof stem with flanged stem inserted inside of body,so that the stem never blow out even it is subject to abnormally high pressure or a bolt becomes loosse.
If the ball seat is burnt down,secondary metal seat prevents excessive leakage and ensures fore safe.
The life of improved PTFE seat is longer than pure PTFE,while,the material of gasket ring can be the PPL,and its using temperature can reach 300.