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与时俱进，诚赢客户
德国托马斯阀门 欧洲流体控制专家！
全国服务热线021-31001158
全国服务热线021-31001158
服务热线021-31001158
您的位置：德国托马斯阀门（Thomas） - 公司新闻
Approved for air gases, vapours and cryogenic liquefied gases incl. LNG. Working temperature: -196°C / -321°F (77K) up to +120°C / +248°F (393K)
| Materials | DIN EN | ASTM | |
| 1 | Body | 1.4308 | A351CF8 |
| 2 | Valve seal up to DN50 | PTFE/Carbon filled (25%) | |
| 2a | Valve seal from DN65 | PTFE | |
| 3 | Disc | 1.4301 | A276 Grade 304 |
| 4 | Bonnet gasket | PTFE | |
| 5 | Headpiece | 1.4301 | A276 Grade 304 |
| 6 | Bolts | 1.4301/A2A194 B8 | |
| 7 | Elongation tube | 1.4541 | A213TP 321 |
| 8 | Stem | 1.4301 | A276 Grade 304 |
| 9 | Gland packing | Graphite / PTFE | |
| 10 | Gland nut | 1.4305 | A276 Grade 303 |
| 11 | Pillars | 1.4404 | A276 Grade316L |
| 12 | Bush | CW452K | B 103 UNS C51900 |
| Standard design | Technical data | ||||||||
| Nominal size | DN | 进口25 | 进口40 | 50 | 进口65 | 进口80 | 进口100 | 进口125 | 进口150 |
| Flange-0 | D-PN | 115 | 150 | 165 | 185 | 200 | 235 | 250 | 285 |
| Face-to-face dimension | FF | 160 | 200 | 230 | 290 | 310 | 350 | 390 | 510 |
| Height | H | Dependent on actuator | |||||||
| Length | E | 200 | 230 | 235 | 300 | 300 | 300 | 300 | 350 |
| Actuator-0 | M | Dependent on actuator | |||||||
| Wrench size across flats | S2 | 30 | 36 | 36 | 36 | 36 | 41 | 41 | 41 |
| Weight w/o actuator | ca. kg | 5.4 | 11.2 | 15.3 | 23.6 | 31.0 | 46.8 | 56.0 | 68.5 |
| Kvs-Value | m3/h | 11.5 | 22.6 | 37.1 | 71.1 | 104.0 | 170.0 | 170.0 | 350.0 |
| Cv-Value | gal/min | 13.4 | 26.3 | 43.2 | 82.7 | 120.9 | 195.2 | 195.2 | 401.8 |
| Stroke | mm | 9 | 11 | 15 | 23 | 23 | 30 | 30 | 40 |
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