Globe Valve

Cast Steel Globe Valve — General Process & Steam Service

Valve Type
Cast Steel Globe Valve — General Process & Steam Service
Size Range
DN15 – DN300 (1/2" – 12")
Pressure Class
PN16 – PN40 (Class 150 – 300)
Body Material
WCB / WC6 / WC9 / CF8 / CF8M / LCB
Seat Material
Integral Hard-faced / Stellite Overlay / SS316 / PTFE
End Connections
Flanged (ASME B16.5 / EN 1092-1) / Butt Weld
Operation
Handwheel / Gear Operator / Electric Actuator / Pneumatic Actuator
Working Temperature
−29°C to 425°C (WCB) / up to 600°C (WC6 / WC9)
Design Standard
ASME B16.10 / ASME B16.34 / BS 1873 / DIN 3356
HD Flowtech cast steel globe valves are designed for isolation and throttling service in general process, steam distribution, and industrial pipeline systems. The WCB carbon steel cast body provides reliable structural integrity at PN25 operating pressures, suitable for steam lines, cooling water systems, process plant piping, and general utility service. The globe valve body design routes flow through an S-shaped path across a disc-and-seat sealing mechanism, providing precise flow regulation and throttling capability that gate and ball valves cannot offer — making globe valves the standard selection where both isolation and flow control are required in the same valve. The bolted bonnet allows internal access for disc and seat inspection, lapping, and maintenance without removing the valve from the pipeline. A rising stem with handwheel provides precise, incremental flow control and clear visual position indication across the full stroke. Bidirectional flow arrows cast into the body confirm correct installation orientation for both flow directions. Flanged end connections to ASME B16.5 and EN 1092-1 PN25 ensure compatibility with both ASME and European standard pipeline systems.

Globe Valve Technical Overview

How to Choose the Right Globe Valve for Industrial Applications

Globe valves are selected where both isolation and throttling service are required in the same valve, providing precise flow regulation capability that gate, ball, and butterfly valves cannot offer. The disc-and-seat design allows incremental flow control across the full stroke, making globe valves the standard specification for steam control, pressure regulation, flow balancing, and throttling service in process plants, power generation, HVAC, and general industrial piping systems.

 

Cast steel body construction (WCB, WC6, WC9) at PN16–PN40 covers the majority of general process and steam service requirements. Bolted bonnet designs are standard for Class 150–300, allowing seat and disc maintenance without pipeline removal — an important consideration for steam and process systems where periodic seat lapping and disc replacement are required to maintain tight shut-off over extended service life. The rising stem design provides precise position indication and consistent stem travel for repeatable flow control across the full operating range.

 

Body material selection follows service temperature and fluid requirements — carbon steel (WCB) for standard service up to 425°C, alloy steel (WC6, WC9) for high-temperature steam and process applications up to 600°C, and stainless steel (CF8, CF8M) for corrosive media. Seat material selection — Stellite overlay for erosive and high-temperature steam service, PTFE for low-temperature chemical service, and SS316 for general corrosion-resistant applications — is determined by fluid type, temperature, and flow velocity. Design standards ASME B16.34 and BS 1873 govern pressure-temperature ratings and material requirements for cast steel globe valves across all service conditions.

Learn More About Globe Valve

How to Choose the Right Globe Valve for Industrial Applications

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