Product Main

Specifications

Cast Steel Gate Valves
Class 150 / 300 / 600 / 900 / 1500
 

Bolted bonnet, Outside screw & yoke, Rising stem, Non-rising handwheel, Flexible wedge, Welded or threaded seat ring.
 
 
 
Description:
Design and manufacture: ANSI B16.34 and
　　　　　　　　　　　　　 : API 600
Test and inspection: API 598 .
Face to face dimensions: ANSI B16.10
End flange dimensions: 2" - 24" to ANSI B16.5
End flange dimensions: 26" - 36" to MSS SP-44
End flange dimensions: or API 605
Butt-welding ends: ANSI B16.25
Size: 2" ~ 36"
 
 
 
Materials of body/bonnet and trim
 
Body/bonnet
WCB, LCB, LCC, WC1, WC6, WC9, C5, C12, CF8, CF8M, CF3 and CF3M etc.
Trim (Disc/body seat)
F6/F6, 304/304,304L/304L, HF/HF, F6/HF, Monel/Monel, 316/316,316L/316L, Monel/HF and 316/HF etc.
 

Type of operation: handwheel, gear, electric or pneumatic actuator etc.
 
 
 
Standard materials of parts
 
No.
Parts
Materials
1
Body
A216 WCB
2
Seat ring
A105 + F6
3
Wedge
A216 WCB + F6
4
Stem
A182 F6
5
Bonnet bolt
A193 B7
6
Bonnet nut
A194 2H
7
Gasket
Stainless steel and graphite spiral wound
8
Bonnet
A216 WCB
9
Backseat bushing
A182 F6
10
Stem packing
Graphite
11
Lantern
A182 F6
12
Pin
Carbon steel
13
Gland
A182 F6
14
Gland flange
Carbon steel
15
Gland eyebolt
A307 B
16
Gland nut
A194 2H
17
Stem nut
A439 D2
18
Retaining nut
Carbon steel
19
Handwheel
Ductile iron
20
H.W.Lock Nut
Carbon steel
21
York
A216 WCB
22
Nipple
Carbon steel