| Gate Valve Specification | Application(rising stem gate valve) |
- Bolted Bonnet; Outside Screw & Yoke
- Rising Stem;Solid Wedge
- Design Standard: MSS SP-70
- Face to Face: ANSI B16.10
| - Working Temp: 100 °C
- 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, cast iron valve should be left in an open position to allow complete drainage.
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| 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 |
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| Dimensions( ANSI B16.1 Flange drilling) |
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| 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 |
gate valve 
cast iron valve 
cast iron valve 
the big size,gate valve 
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