Standards

1.Design & Manufacture:GB122234

2.Face to Face:GB12221

3.Flange Dimension:GB9113 JB79

4.Pressure&Temperature rating:GB9131

5.Inspection & Test:GB/T13927 JB/T9092

Features

1.Compact structure, rational design, high rigidity, smooth flow path, and low flow resistance.

2.Sealing surfaces made of stainless steel and hard alloy for extended service life.

3.Flexible graphite packing ensures reliable sealing and easy operation.

4.Actuation methods: Manual, pneumatic, electric, or gear-driven.

5.Structural types: Flexible wedge single disc, rigid wedge single disc, or double disc.