| Specification |
Application |
- Bolted Bonnet; Outside Screw & Yoke
- Rising Stem;Solid Wedge
- Design Standard: MSS SP-70
- Face to Face: ANSI B16.10
|
- Working Temp: 100 ˇăC
- Working Pressure: PN10 or PN16
- Suitable Media: Water,Steam,Oil ect.
- Not recommended for Steam Service.
- Caution: FREEZING WEATHER PRECAUTION - Subsequent to testing a piping system, gate valves should be left in an open position to allow complete drainage.
 |
| Materials |
| No |
Part Name |
Materials |
| 1 |
Body |
ASTM A126A(B) |
GG20 GG25 |
| 2 |
Seat Ring |
ASTM B36/B62,SS410 |
Brass,Bronze |
| 3 |
Wedge Ring |
ASTM B36 |
Brass |
| 4 |
Wedge |
ASTM A126A(B) |
GG20 GG25 |
| 5 |
Bolt |
A216 WCB |
GS-C25 |
| 6 |
Nut |
A216 WCB |
GS-C25 |
| 7 |
Washer |
A216 WCB |
GS-C25 |
| 8 |
Bonnet Gasket |
Grapihte |
Graphite |
| 9 |
Packing |
Grapihte |
Graphite |
| 10 |
Bolt |
A216 WCB |
GS-C25 |
| 11 |
Gland |
ASTM A126A(B) |
GG20 GG25 |
| 12 |
Washer |
A216 WCB |
GS-C25 |
| 13 |
Nut |
A216 WCB |
GS-C25 |
| 14 |
Bonnet |
ASTM A126A(B) |
GG20 GG25 |
| 15 |
Yoke Nut |
ASTM B36 |
Brass |
| 16 |
Nut |
A216 WCB |
GS-C25 |
| 17 |
Handwheel |
ASTM A126B |
GG25 |
| 18 |
Stem |
SS410 |
X10Cr13 | |
| Dimensions( ANSI B16.1 Flange drilling) |
|
|
| DN |
D |
D1 |
L |
H |
b |
n |
d |
| 2" |
152 |
120.7 |
177.8 |
330 |
15.8 |
4 |
19 |
| 2.5" |
178 |
139.7 |
190.5 |
385 |
17.5 |
4 |
19 |
| 3" |
191 |
152.4 |
203.2 |
420 |
19 |
4 |
19 |
| 4" |
229 |
190.5 |
228.6 |
500 |
23.9 |
8 |
19 |
| 5" |
254 |
215.9 |
254 |
660 |
23.9 |
8 |
22 |
| 6" |
279 |
241.3 |
266.7 |
740 |
25.4 |
8 |
22 |
| 8" |
343 |
298.5 |
292.1 |
930 |
28.5 |
8 |
22 |
| 10" |
406 |
362 |
330.2 |
1130 |
30.2 |
12 |
25 |
| 12" |
483 |
431.8 |
355.6 |
1330 |
31.8 |
12 |
25 | |
| |
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