ANSI Cast Steel Gate Valve
Low emission
Full port design
Flexible wedge, fully guided
Choice of solid or split wedge
Renewable seat rings
Forged T-head stem
Rising stem and non-rising handwheel
Flanged or butt-welding ends
Available with BG operator
Technical Parameters
| Nominal Size |
2"~48"(DN50~DN1200) |
|---|---|
| Pressure Rating |
ASME150LB to 900LB |
| Body Material |
WCB, CF8, CF8M, CF3, CF3M, Titanium, Monel, Hastelloy etc. |
| Design Standard |
API 600, EN 593, ASME B16.34 |
| Face To Face |
API 609, ISO 5752, EN 558 |
| End Connection |
ASME B16.5, ASME B16.47, EN 1092 |
| Inspection And Testing |
API 598, EN 12266, ISO 5208, ANSI B16.104 |
| Mark |
MSS SP-25 |
Material List
| No. | Parts | Standard materials | Stainless steel | Cold environment | High temperature environment |
Acidic environment |
|---|---|---|---|---|---|---|
|
1 |
Body |
ASTM A216 WCB |
ASTM A351 CF8M |
ASTM A352 LCC |
ASTM A217 WC9 |
ASTM A216 WCB |
|
2 |
Bonnet |
ASTM A216 WCB |
ASTM A351 CF8M |
ASTM A352 LCC |
ASTM A217 WC9 |
ASTM A216 WCB |
|
3 |
Gate |
ASTM A216 WCB+Cr13 |
ASTM A351 CF8M |
ASTM A352 LCC+316 |
ASTM A217 WC9+STL.6 |
ASTM A216 WCB+Cr13 |
|
4 |
Stem nut |
ASTM A439 D-2 |
ASTM A439 D-2 |
ASTM A439 D-2 |
ASTM A439 D-2 |
ASTM A439 D-2 |
|
5 |
Platen |
ASTM A216 WCB |
ASTM A351 CF8M |
ASTM A352 LCC |
ASTM A217 WC9 |
ASTM A216 WCB |
|
6 |
Handwheel |
Ductile iron |
Ductile iron |
Ductile iron |
Ductile iron |
Ductile iron |
|
7 |
Seat ring |
ASTM A105N+STL.6 |
ASTM A182 F316+STL.6 |
ASTM A350-LF2+STL.6 |
ASTM A182-F22+STL.6 |
ASTM A105N+STL.6 |
|
8 |
Stem |
ASTM A182 F6a |
ASTM A182 F316 |
ASTM A182 F316 |
ASTM A182 F6a |
ASTM A182 F6a(NACE) |
|
9 |
Backseat |
ASTM A276 410 |
ASTM A276 316 |
ASTM A276 316 |
ASTM A276 410 |
ASTM A276 410(NACE) |
|
10 |
Gland |
ASTM A276 410 |
ASTM A276 316 |
ASTM A276 316 |
ASTM A276 410 |
ASTM A276 410(NACE) |
|
11 |
Gasket* |
Graphite winding gasket RTJ Ring |
Graphite winding gasket RTJ Ring |
Graphite winding gasket BTJ Ring |
Graphite winding gasket BTJ Ring |
Graphite winding gasket RTJ Ring |
|
12 |
Packing gaske ring |
ASTM A276-410 |
ASTM A276-316 |
ASTM A276-316 |
ASTM A276-410 |
ASTM A276-410 |
|
13 |
Packing |
Graphite |
Graphite |
Graphite |
Graphite |
Graphite |
|
14 |
Locking nut |
Carbon steel |
Stainless steel |
Carbon steel |
Carbon steel |
Carbon steel |
|
15 |
Handwheel nut |
ASTM A439 D-2 |
ASTM A439 D-2 |
ASTM A439 D-2 |
ASTM A439 D-2 |
ASTM A439 D-2 |
|
16 |
Bonnet bolt |
ASTM A193 B7 |
ASTM A193 B8 |
ASTM A320 L7 |
ASTM A193 B16 |
ASTM A193 B7M |