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Brand:aa
Product detail:
7DZ45T-10 FLANGE END NON-RISING STEM GATE VALVE
Metal seat, GGG50 ductile iron body Gate valve
Flange end, handwheel operated Gate valve
Technical Requirement
1. Design manufacture confoms to DIN3352.
2.Face to face dimension confoms to Series14 of BS EN 558-1
3. Flange drilled confoms to BS EN 10920
Scope of application
| Norminal pressure | DN40-300 | DN350-400 | |
| 1.0MPa | 0.4MPa | ||
| suitable medium | water,oil,steam | ||
| test pressure | shell | 1.5 MPa | 0.6 MPa |
| seat | 1.1MPa | 0.44 MPa | |
| test time | DN40-150 | 60S | |
| DN>150 | 120S | ||
Drawing:
Main parts dimension;
| DN | L | D | D1 | D2 | D0 | B | n-d | f |
| 40 | 140 | 150 | 110 | 84 | 155 | 18 | 4-19 | 3 |
| 50 | 150 | 165 | 125 | 99 | 155 | 18 | 4-19 | 3 |
| 65 | 170 | 185 | 145 | 118 | 155 | 18 | 4-19 | 3 |
| 80 | 180 | 200 | 160 | 132 | 155 | 20 | 8-19 | 3 |
| 100 | 190 | 220 | 180 | 156 | 190 | 20 | 8-19 | 3 |
| 125 | 200 | 250 | 210 | 184 | 245 | 22 | 8-19 | 3 |
| 150 | 210 | 285 | 240 | 211 | 245 | 22 | 8-23 | 3 |
| 200 | 230 | 340 | 295 | 266 | 305 | 26 | 8-23 | 3 |
| 250 | 250 | 395 | 360 | 319 | 305 | 28 | 12-23 | 3 |
| 300 | 270 | 445 | 400 | 370 | 305 | 28 | 12-23 | 4 |
| 350 | 290 | 505 | 460 | 430 | 305 | 26 | 16-23 | 4 |
| 400 | 310 | 565 | 515 | 432 | 305 | 28 | 16-28 | 4 |
Main parts of material
| NO. | Name of part | Meterial | German standard |
| 1 | Body | cast iron | DIN1691 GG25 |
| 2 | body seat ring | cast brass | DIN17666 |
| 3 | wedge seat ring | cast iron | DIN1691 GG25 |
| 4 | wedge | cast brass | DIN17666 |
| 5 | Stem nut | cast brass | |
| 6 | stem | steel | DIN17100 RSt37-2 |
| 7 | bolt | steel | DIN17100 RSt37-2 |
| 8 | nut | NBR | |
| 9 | gasket | stainless steel | DIN17440 X20Cr-13 |
| 10 | bornnet | cast brass | DIN1691 GG25 |
| 11 | T-bolt | Delrin | DIN17100 RSt37-2 |
| 12 | gasket | Delrin | |
| 13 | stuffing box | cast iron | DIN1691 GG25 |
| 14 | packing | NBR | |
| 15 | gland follower | Delrin | |
| 16 | nut | cast brass | DIN17100 RSt37-2 |
| 17 | handwheel | cast iron | DIN1691 GG25 |
| 18 | washer | steel | DIN17100 RSt37-2 |
| 19 | nut | steel | DIN17100 RSt37-2 |
Pictures.
Click for original picture
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