Design Features：

Design standard as per: API 609, ASME B16.34, GB/T12238, JB/T 8527.

Small installation space, light weight, and maintenance friendly;

Good sealing effect and long service life;

Basic structure and small opening/closing torque;

Good flow adjusting ability, high precision of flow characteristic curve and good dynamic adjustment stability;

For soft seat the leakage rate: ANSI B 16.104 Ⅵ.

Product Range：

Body material: carbon steel, stainless steel, alloy steel, exotics.

Nominal diameter: 2″～120″（DN50~DN3000）

Pressure range: Class150～600（PN10~PN100）

End connection: RF, RTJ

Working temperature:-46℃～+200℃

Operation:  wrench, worm gear, electric, etc.