* Forged valve body

* Body surface hardening, hardness up to HRC62 ~ 65

* Seat sealing surface hardening, hardness of HRC53 ~ 55

* Self-cleaning structure seat

* Design of valve cavity purge

* Runner cavity inserts bushing

* Suitable for high temperature, high pressure, corrosion and erosion and quick opening and closing, etc. working conditions

 

Main material: A105 alloy

Rating: CLASS150~1500 (PN20~250)

Caliber: NPS 6 ~16 (DN150~400)

Operating temperature range:-40~500℃

Leakage rate: API 598 Standard