The simple well head assembly newly developed is comprised of protectionflange, pup joint, clip, gate valve, tee joint and anti-vibration pressure meter.
研制的简易酸化井口装置由保护法兰、过渡短节、卡箍、闸阀、三通和抗振压力表等组成。
2
The electric leakage of insulated flange will narrow the effective protection scope and widen the output current for CP station.
绝缘法兰漏电会缩小阴极保护站的有效保护范围，增大阴极保护站的输出电流。
3
Insulating joint is the important equipment of cathodic protection which is used in the system of pipeline, and instead of insulating flange.