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Cast Steel Gate Valve (ASA CLASS 150)
 
PART / MATERIALS LIST
No Part Name Material QTY
1 Body ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 1
    A217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3  
    A 351 CF3M / A 352 LCB  
2 Bonnet ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 1
    A217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3  
    A 351 CF3M / A 352 LCB  
3 Wedge ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 1
    A217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3  
    A 351 CF3M / A 352 LCB  
4 Stem SS 304 / SS 316 / SS 410 / SS 304L / SS 316L  
5 Seat Ring ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 2
    A217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3  
    A 351 CF3M / A 352 LCB  
6 Back Seat SS 304 / SS 316 / SS 410 / SS 304L / SS 316L 1
7 Gland SS 304 / SS 316 / SS 410 / SS 304L / SS 316L  
    Carbon Steel / Stainless Steel 1
8 Gland Flange S. G. Iron  
9 Yoke Sleeve S. G. Iron 1
10 Yoke Nut Graphite Asbestos / Graphoil / PTFE  
11 Gland Packing Asbestos Filler SS 304 Spiral Wound / Corrugated Soft Iron / 5 min.
12 Bonnet Gasket Corrugated SS / Spiral Wound SS 304 with Asbestos or Graphoil /
Octgonal Ring
1
 13 Bonnet Studs ASTM A 193 Gr. B7 / Carbon Steel / Stainless Steel REQ.
14 Bonnet Nuts ASTM A 194 Gr. 2H / Carbon Steel / Stainless Steel REQ.
15 Gland Eye
Bolt & Nut
Carbon Steel / Stainless Steel 2 + 2
16 Gland Lug
Bolt & Nut
Carbon Steel / Stainless Steel 2 + 2
17 Grease Nipple Carbon Steel / Stainless Steel 1
18 Key Carbon Steel 1
19 Hand Wheel CI / DI / MI / Carbon Steel 1
20 Hand Wheel Nut Carbon Steel 1
       
SIZE F to F A B C D E F
15 108 88.9 11.1 34.9 60.3 4 15.9
20 117.5 98.4 12.7 42.9 69.9 4 15.9
25 127 107.9 14.3 50.8 79.4 4 15.9
32 140 117.5 15.9 63.5 88.9 4 15.9
40 165 127 17.5 73 98.4 4 15.9
50 178 152.4 19 92.1 120.6 4 19
65 190.5 177.8 22.2 104.8 139.7 4 19
80 203 190.5 23.8 127 152.4 4 19
100 229 228.6 23.8 157.2 190.5 8 19
125 254 254 23.8 185.7 215.9 8 22.2
150 267 279.5 25.4 215.9 241.3 8 22.2
200 292 342.9 28.6 270 298.4 8 22.2
250 330 406.4 30.2 323.8 361.9 12 25.4
300 356 482.6 31.7 381 431.8 12 25.4

Note: A Diameter, B Thickness, C R F Dia, D Bolt Circle Dia, E No of Holes, F Hole Dia
Test Pressure:            
Class Body Hydrostatic Seat Hydrostatic Seat Pneumatic
150 PSIG Kg/Cm²(g) PSIG Kg/Cm²(g) PSIG Kg/Cm²(g)
  425 30 300 21 100 7
Primary Service Rating:            
Class Pressure Temperature
  PSIG (21Kg/Cm²(g)) 850° F 454° C
Manufacturing Standards BS-1414/API 600