Three – piece butt – welding ball valve to implement standard
1. Design and manufacturing: GB12237-89, API608, API 6D, JPI 7S-48, BS5351, DIN3357.
2, flange size: JB/T74 ~ 90 (JB74 ~ 90), GB9112 ~ 9131, HGJ44 ~ 76, SH3406, ANSI B16.5, JIS B2212 ~ 2214, NF E29-211, DIN2543.
3. Structural length: GB12221-89, ANSI B16.10, JIS B2002, NF E29-305, DIN3202.
4, inspection main test: JB/T 9092, API 598.
Product Application
Three-piece welding ball valve is a widely used gas valve, has its own advantages, no friction switch, seal will not be worn, opening and closing torque is small, the optional actuator is mainly compact type to achieve cutting off or adjusting the medium, Now it is the preferred product of gas equipment, petrochemical, aerospace, vacuum equipment, electroplating equipment, agricultural machinery, food machinery, iron and steel metallurgy, HVAC, drying equipment, biopharmaceutical, medical equipment, and other industries
