Features of electric shut-off valve products
1. Compact structure, reasonable design, good valve rigidity, smooth channel, and low flow resistance coefficient.
2. The sealing surface is made of stainless steel and hard alloy, with a long service life.
3. Using flexible graphite filling, reliable sealing, and easy and flexible operation.
4. The driving methods include dynamic, electric, pneumatic, and gear power transmission. The structural types include elastic wedge single gate, rigid wedge single gate, and double gate.
5. Widely applicable as an opening and closing device for connecting or cutting off media in oil and steam pipelines such as petrochemical and thermal power plants.
6. Design and Manufacturing: GB12237-89 API608、API 6D、JPI 7S-48、BS5351、DIN3357.
7. Flange size: JB/T74-90 (JB74-90) GB9112～9131、HGJ44～76、SH3406、ANSI B16.5、JIS B2212～2214、NF E29-211、DIN2543.
8. Structural length: GB12221-89 ANSI B16.10、JIS B2002、NF E29-305、DIN3202.
9. Inspection main test: JB/T 9092, API 598.
