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CAST STEEL PRESSURE SEAL STAINLESS STEEL BUTTERFLY CRYOGENIC  BELLOWS SEAL 
   

 
  GATE VALVES

 STANDARD MATERIAL SPECIFICATIONS
 
  [VALVE DIMENSIONS] | [STANDARD MATERIALS] 
STANDARD MATERIAL SPECIFICATIONS (GATE)
NO PART NAME TYPE CF8M TYPE CF8 TYPE CF3M TYPE CF3 TYPE CN7M
1 BODY A351-CF8M A351-CF8 A351-CF3M A351-CF3 A351-CN7M
2 BONNET A351-CF8M A351-CF8 A351-CF3M A351-CF3 A351-CN7M
3 WEDGE A351-CF8M A351-CF8 A351-CF3M A351-CF3 A351-CN7M
4 STEM A479-316 A479-304 A479-316L A479-304L B473
5 HAND WHEEL A197 or WCB A197 or WCB A197 or WCB A197 or WCB A197 or WCB
6 GASKET 316 S.S 316 S.S 316 S.S 316 S.S 316 S.S
7 PACKING GRAPHITE GRAPHITE GRAPHITE GRAPHITE GRAPHITE
8 GLAND FLANGE A351-CF8 A351-CF8 A351-CF8 A351-CF8 A351-CF8
9 HINGE BOLT A193-B8 A193-B8 A193-B8 A193-B8 A193-B8
10 HINGE NUT A194-8 A194-8 A194-8 A194-8 A194-8
11 HINGE PIN A479-304 A479-304 A479-304 A479-304 A479-304
12 PACKING GLAND A479-316 A479-304 A479-316L A479-304L B473
13 BONNET BOLT A193-B8 A193-B8 A193-B8 A193-B8 A193-B8
14 BONNET NUT A194-8 A194-8 A194-8 A194-8 A194-8
15 YOKE CAP C/S 1020 + Cr C/S 1020 + Cr C/S 1020 + Cr C/S 1020 + Cr C/S 1020 + Cr
16 YOKE SLEEVE A439-D2 A439-D2 A439-D2 A439-D2 A439-D2
17 HANDLE NUT 304 S.S 304 S.S 304 S.S 304 S.S 304 S.S
18 SET SCREW C/S 1020 + Cr C/S 1020 + Cr C/S 1020 + Cr C/S 1020 + Cr C/S 1020 + Cr
19 GREASE NIPPLE STEEL + Cr STEEL + Cr STEEL + Cr STEEL + Cr STEEL + Cr
20 YOKE A351-CF8 A351-CF8 A351-CF8 A351-CF8 A351-CF8
21 YOKE BOLT A193-B8 A193-B8 A193-B8 A193-B8 A193-B8
22 YOKE NUT A194-8 A194-8 A194-8 A194-8 A194-8
 

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