Building and Commercial Products « C.R.I. pumps

Gate Valves
Size : DN 50 - DN 300, MOC : WCB/CF8/CF8M

Applications 

  • Oil & Gas
  • Petrochemicals
  • Power Plants
  • Chemicals & Fertilizers
  • Sugar & Distilation
  • Food & Pharmaceuticals
  • Steam Service
  • Metal & Mining
  • Paper & Pulp
  • Water & Waste Water
  • Textile & Tenney

Salient Features

  • Valves meet API 600 design requirements
  • Body full bore to ensures streamlined flow hence no pressure drop
  • Hardened seats minimize on line erosion & provide maximum service life
  • Variety of materials available to suit special application requirement
  • Body guided wedge ensures positive seating and eliminates side thrust & Flexible wedge ensure tight shut-off
  • Graphite packing ring, top & bottom rings are braided graphite. It ensures effective stem sealing

Design Standard

General Design API 600
Face to Face ASME B 16.10
Pressure & Temperature Rating ASME B 16.34 (Standard Class)
Flange Standard Conformity ASME B 16.5
Test API 598
Trim & Seating surface as per API 600 Standard

Products Range

Size DN50 - DN300
Type Bolted Bonnet, OS & Y, Flexible Wedge
Rating Class 150, Class 300 & Class 600

Material of Construction

Part No. Part Name Material Specification
201 Body A216 - WCB A351 - CF8 A351 - CF8M
202 Seat Ring A105 + 13% Cr A351 - CF8 A351 - CF8M
203 Bonnet A216 - WCB A351 - CF8 A351 - CF8M
204 Wedge A217 - CA15 A351 - CF8 A351 - CF8M
205 Stem A276 - 410 A276 - 304 A276 - 316
206 Stem Nut   A439 - D2  
207 Back Seat Ring A276 - 410 A276 - 304 A276 - 316
208 Bonnet bush   A276 - 410  
209 Gland Flange WCB SS 304 SS 316
210 Gland bush A276 - 410 A276 - 304 A276 - 316
211 Packing* Graphite Rings (Braided & Moulded)
212 Gasket SS + Graphote Filled
213 Eye Bolt with Nut A 307 - Gr.B F 304 F 304
214 Eye Bolt Pin A276 - 410 A276 - 410 A276 - 410
215 Full Thread Stud with 2 Heavy Nuts A193 - B7 / A194 - 2H A193 - B8 / A194 - 8 A193 - B8M A194 - 8M
216 Hand Wheel   DI / CS  
217 Hand Wheel Lock Nut MS with Blackencing