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
26" - 36" to MSS SP-44
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, HF/HF, F6/HF, Monel/Monel, 316/316, 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 |
Dimensions (in mm & inch) and weight
