Cast steel globe valve

Cast Steel Globe Valve

Technical Requirement:
  1. Design & Manufacture: GB/T 12235
  2. Face-to-Face: GB/T 12221
  3. End Flanges: GB/T 9124 / HG/T 20592
  4. Inspection & Test: GB/T 13927 / JB/T 9092

Description

The Cast Steel Globe Valve is a flanged stop valve with a WCB carbon steel body and bolted bonnet. The disc moves straight onto the seat, giving reliable shut-off and good flow regulation, while hard-faced sealing surfaces resist erosion in steam, oil and other high-temperature services.

Technical Specifications:
  • Pressure Class: PN16 / PN25 / PN40 / PN64
  • Size Range: DN15 – DN300
  • Applicable Medium: Water, steam, oil, gas
  • Operating Temperature: -29°C to 425°C
Main Parts and Materials:
Parts NameMaterials
Body, BonnetCast Steel WCB
DiscWCB + 13Cr / Stellite overlay
Seat13Cr / Hardfaced
Stem2Cr13
Packing / GasketFlexible Graphite / Spiral-wound
Key Product Features:
  1. Positive Shut-Off: Disc closes directly on the seat for tight sealing.
  2. Throttling Capability: Suitable for flow regulation as well as isolation.
  3. Hardfaced Trim: 13Cr or Stellite sealing faces resist wear and erosion.
  4. Rising Stem: Stem position shows valve opening.
  5. Backseat Design: Allows repacking under pressure when fully open.
Applications:

Ideal for Steam Systems, Petrochemical Plants, Power Generation, and Boiler Rooms. Specifically suited for high-temperature lines needing frequent operation and throttling.

Additional information

Standard

GB

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