16 inch WCB cast steel flanged gate valve Class 150 with extended bonnet

16-Inch API 600 WCB Cast Steel Flanged Gate Valve Class 150


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Engineered for heavy-duty industrial pipelines, this large-diameter WCB Cast Carbon Steel Gate Valve is strictly manufactured to API 600 and ASME B16.34 standards. Featuring a rugged Outside Screw and Yoke (OS&Y) rising stem design with an enclosed stem protector, bolted bonnet, and a solid/flexible wedge, it provides uncompromising zero-leakage shut-off capabilities for oil, gas, water treatment, and power plant applications.

🏭 Direct Manufacturer Customization:

  • Size Range: 1″ to 36″ (DN25 – DN900)
  • Pressure Rating: Class 150 to Class 2500
  • Body Materials: WCB, LCB, CF8, CF8M, CF3M, Duplex Stainless Steel, etc.
  • Operation: Handwheel, Bevel Gear, Pneumatic, or Electric Actuator.
Category: Tags: , , ,
Design & Manufacture API 600 / ASME B16.34
Face-to-Face Dimension ASME B16.10
Flange Connection ASME B16.5 / ASME B16.47 Series A
Body Material WCB (Cast Carbon Steel)
Pressure Rating Class 150
Test & Inspection API 598

Main Dimensions & Weight (Class 150)

Size (Inch) DN (mm) L (RF) D D1 D2 b Z-Φd
2″ 50 178 150 120.5 92 15.9 4-Φ19
3″ 80 203 190 152.5 127 19.1 4-Φ19
4″ 100 229 229 190.5 157 23.9 8-Φ19
6″ 150 267 279 241.5 216 25.4 8-Φ22
8″ 200 292 343 298.5 270 28.6 8-Φ22
10″ 250 330 406 362 324 30.2 12-Φ25
12″ 300 356 483 431.8 381 31.8 12-Φ25
14″ 350 381 533 476.3 413 35 12-Φ29
16″ 400 406 597 539.8 470 36.6 16-Φ29
18″ 450 432 635 577.9 533 39.7 16-Φ32
20″ 500 457 698.5 635 584 42.9 20-Φ32
24″ 600 508 813 749.3 692 47.7 20-Φ35
  • L: Face to Face distance (RF)
  • D: Flange outer diameter
  • D1: Bolt circle diameter
  • D2: Raised face diameter
  • b: Minimum flange thickness
  • Z-Φd: Number of bolt holes – Hole diameter
Design Feature

Bolted Bonnet, Gear Operated, OS&Y
End Connection

Flanged
Material

WCB
Pressure Class

Class 150

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