Class 150 Big Size Cast Steel OS&Y Gate Valve
WCB Body, RF Flanged Connection, OS&Y Rising Stem Design, Gear Operated Handwheel
WEISSMILLER Class 150 Big Size Cast Steel OS&Y Gate Valve is designed for shut-off and isolation service in large-size industrial piping systems. With WCB cast steel body, RF flanged connection, bolted bonnet, OS&Y rising stem construction, and gear operated handwheel, this valve provides reliable operation for water, steam, oil, gas, utility line, and process fluid applications.
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Product Overview
Class 150 Big Size Cast Steel OS&Y Gate Valve is designed for full open and full close operation in industrial piping systems. The gate valve design provides low flow restriction when fully open, making it suitable for main line isolation and large diameter piping applications.
The OS&Y outside screw and yoke construction provides visible rising stem movement during valve operation, while the gear operated handwheel supports easier operation for large-size valves. The WCB cast steel body and bolted bonnet construction provide strength and durability for demanding industrial service.
Key Features
Big Size Design
Designed for large diameter piping systems requiring reliable shut-off and isolation performance.
WCB Cast Steel Body
WCB body construction provides mechanical strength and durability for industrial service conditions.
OS&Y Rising Stem
Outside screw and yoke design provides visible stem movement for easy valve position identification.
Gear Operated Handwheel
Gear operated handwheel provides smoother and easier manual operation for large-size valves.
RF Flanged Connection
Raised face flanged end connection provides secure installation between piping flanges.
Bolted Bonnet
Bolted bonnet construction supports maintenance access and robust valve assembly.
Technical Specification
| Item | Specification |
|---|---|
| Product Type | Class 150 Big Size Cast Steel OS&Y Gate Valve |
| Valve Type | Gate Valve |
| Brand | WEISSMILLER |
| Size Range | DN50 – DN1200 / 2" – 48" |
| Example Size | DN600 / 24" |
| Body Material | WCB |
| Disc / Wedge Material | WCB / 13Cr Trim Option |
| Seat Material | 13Cr / STL Option |
| Stem Material | 13Cr / SS410 Option |
| Connection | RF Flanged End |
| Pressure Rating | Class 150 |
| Design Type | OS&Y / Outside Screw and Yoke |
| Stem Type | Rising Stem |
| Bonnet Type | Bolted Bonnet |
| Operation | Gear Operated Handwheel |
| Service Type | Shut-Off / Isolation Service |
| Suitable Media | Water, Steam, Oil, Gas, Utility Line, and Process Fluid |
Product Details
Additional product views showing the large-size gate valve body, RF flanged connection, OS&Y rising stem mechanism, gear operator, bolted bonnet construction, body marking, flange drilling, and internal bore area for easier product identification and technical reference.
Applications
Related Products
Class 150 Cast Steel OS&Y Gate Valve
Cast steel gate valve with OS&Y rising stem design for industrial shut-off service.
Class 300 Cast Steel Gate Valve
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Check valve designed to prevent reverse flow in industrial piping systems.
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