Whitelang Logo   Sitemap  
 
         
  Gate Valves      
------------------------------------------------------------------------------------------------------------------------------------------------------------
 
       
Gate Valve Diagram  
 S.No   Description   Material
1.
  Body   ASTM A 216 Gr. WCB
2.
  Seat Ring   Carbon Steel With 13% CR.S.S. Facing
3.
  Wedge   ASTM A216 GR. WCB With 13%Cr.S.S.Facing
4.
  Spindle   S.S. AISI 410
5.
  Gasket   Compressed Asbestos Fibre/ S.S. 304 Spiral Wound With   CAF
6.
  Bonnet   ASTM A 216 GR. WCB
7.
  Bonnet Stud Nut   ASTM A 194 GR. 2H
8.
  Bonnet Stud   ASTM A 193 GR. B7.
9.
  Bonnet Bush   S.S. AISI 410
10.
  Gland Packing   Metallic Wire Reinforced Graphited Asbestos
11.
  Gland   S.S. AISI 410
12.
  Gland Flange   Carbon Steel
13.
  Cross Bolt & Nutt   Carbon Steel
14.
  Eye Bolt & Nut   Carbon Steel
15.
  Yoke Sleeve   NI-Resist/S.G. Iron / G.M.
16.
  Yoke Bush   Carbon Steel
17.
  Handwheel   Melleabale Iron/Cast Iron
18.
  Key   Carbon Steel
19.
  Handwheel Nut   Carbon Steel
 
       
       
CLASS 150
Size 'NB'
'A'
'D'
'T'
'H'
'L'
40mm
165
127
14.3
152
330
50mm
178
152.5
16
203
360
65mm
190.5
178
17.5
203
415
80mm
203
190.5
19
254
425
100mm
229
229
24
254
510
125mm
254
254
24
305
595
150mm
267
279.5
25.4
305
685
200mm
292
343
28.6
305
770
250mm
330
406.5
30.5
408
940
300mm
356
483
32
407
1030
 
CLASS 150
'A'
'D'
'T'
'H'
'L'
190.5
156
21
152
390
216
165
22.2
203
370
241.5
190.5
25.4
203
440
282.5
210
29
254
445
305
254
32
254
520
381
279.5
35
305
570
403.5
317.5
36.5
356
740
419
381
41.5
406
910
457.5
444.5
48
458
1100
502
521
51
508
1200
 
   
       
* Sizes 14”, 16”, 18”, 20” & 24” available on request.      
       
Cast Iron Gate Valves as per IS: 780 also available      
     
Gate Valves
 
       
»   Design Features:    
  -----------------------------------------------------------------------------------------    
  • Manufacturing Standards-BS : 1414/API-600/API-6D/ ANSI B 16.34
  • Face To Face As Per ANSI B 16.10
  • Ends Flanged & Drilled As Per ANSI B 16.5 R.F.
  • Tested As Per BS : 5146 / API 598
  • Also Available In CLASS 600, 900
  • Available With Gear Box or Actuator
  • Available With Extension Stem
  • Also Available : Moc Cast Iron IS : 210 GR. 220 With G.M. & S.S. Rings
  • Available in SS : 304 / SS : 316
   
       
 
Class
Test Pressure
HYDROSTATIC
AIR
BODY
SEAT & BACK SEAT
SEAT
150
30 Kg/cm2
22 Kg/cm2
6 Kg/cm2
300
76 Kg/cm2
55 Kg/cm2
6 Kg/cm2
600
150Kg/cm2
110 Kg/cm2
6 Kg/cm2
   
       
 
 
         
         
Enquiry SitemapHome