長桿平板閘閥（豐泉牌） long stem flat gate valve
產品概述
插板閥顯著特點：閥腔不積渣，特別適合于漿體輸送及粉體物粒的輸送。
設計制造 Design and manufacture: JB/T8691-1998
結構長度 structural length: GB/T15188.2-94
法蘭連接 Flange connection: GB/T9113.1-2000 JB/T79-94
試驗與驗收 testing and acceptance: GB/T13927-92
主要零部件材質 Key parts material
| 閥體、上蓋Valve body, upper cap | 碳鋼、不銹鋼Carbon steel, stainless steel |
| 閥板Valve plate | 不銹鋼stainless steel |
| 閥桿Stem | 不銹鋼stainless steel |
| 密封圈Seal ring | 四氟、橡膠PTFE,Rubber |
主要性能規范 Key performance indicators
| 公稱壓力Nominal pressure | PN |
| 殼體試驗Casing test | 1.5XPN |
| 密封試驗Leak test | 1.1XPN |
| 工作溫度Operating temperature | 橡膠≤80℃ 四氟密封≤180℃ Rubber ≤80℃, PTFE≤180℃ |
| 適用介質Working medium | 干灰、紙漿、糖漿、污水、煤氣粉末顆粒物、渣水混合物等Dry dust, paper pulp, syrup, sewage, gas, powder, particle, slag-water mix, etc. |
主要外形及連接尺寸Profile and connection dimension Unit:mm
| DN | L | H1 | H2 | H3 | D1 | D2 | D0 | N-M | P | B |
| 100 | 51 | 405 | 705 | 585 | 180 | 156 | 240 | 8-M16 | 490 | 170 |
| 125 | 57 | 450 | 780 | 665 | 210 | 184 | 260 | 8-M16 | 490 | 190 |
| 150 | 570 | 510 | 810 | 770 | 240 | 211 | 280 | 8-M20 | 490 | 240 |
| 200 | 70 | 615 | 930 | 920 | 295 | 266 | 300 | 12-M20 | 520 | 335 |
| 250 | 70 | 715 | 1080 | 1175 | 355 | 319 | 320 | 12-M24 | 520 | 335 |
| 300 | 76 | 822 | 1140 | 1255 | 410 | 370 | 340 | 12-M24 | 520 | 335 |
| 350 | 76 | 975 | 1290 | 1455 | 470 | 429 | 360 | 16-M24 | 520 | 350 |
| 400 | 89 | 1024 | 1344 | 1559 | 525 | 480 | 400 | 16-M27 | 605 | 390 |
| 450 | 89 | 1235 | 1560 | 1926 | 585 | 548 | 450 | 20-M27 | 605 | 430 |
| 500 | 114 | 1265 | 1610 | 2226 | 650 | 609 | 500 | 20-M30 | 605 | 430 |
注：0.6MPa、1.0MPa、1.6MPa及美標150Lb等連接尺寸見附錄。
Note: see the appendix for connection dimensions of 0.6MPa, 1.0MPa, 1.6MPa, American Standard 150Lb, etc.
