D643H气动硬密封法兰蝶阀
D643H气动硬密封法兰蝶阀适用于水、蒸汽、油品、空气、燃气等各种不同介质，D643H气动硬密封法兰蝶阀的主要特点有：1、适用温度-20~+425oC；2、工作压力大，耐磨损，使用寿命长，启闭时间迅速；3、D643H气动硬密封法兰蝶阀密封性能好，具有自动定心作用，泄漏量小；4、F四氟密封适用温度≤160oC。本公司生产的气动硬密封法兰蝶阀已被广泛应用于医药、消防、暖通空调、给排水、石化、食品、化工、饮料、电厂、钢厂、工业环保水处理、高层建筑给排水管路等多种管路上作调节介质流量和启闭之用。
标准：
| 设计依据 Design reference | GB标准 | ANSI标准 | |
| 设计标准 Design standrd | GB/12237 | ANSI B16.34 | |
| 结构长度 Face To face | 对夹连接 Wafer connecting | GB/12221 | ANSI B16.10 |
| 连接法兰尺寸 Connecting Flange Size | GB/9113、JB/T79 | ANSI B16.5 | |
| 试验和检验 Test&inspection | JB/T9002 | API598 | |
主要零件材质表
| 序号 NO | 零件名称 Accessory name | 材质 Material | ||
| C | P | R | ||
| 1 | 内六角螺丝 Mild Sleel Hex Socket Screw | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 2 | 阀盖 Cover | WCB | 1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 3 | 垫片 Gasket | 不锈钢+柔性石墨 Stainless Steel+Graphite | ||
| 4 | 阀座 Seat | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 5 | 垫片 Gasket | 不锈钢+柔性石墨 Stainless Steel+Graphite | ||
| 6 | 蝶板 Butterfly Plate | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 7 | 圆柱削 Straight Pin | 45 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 8 | 下盖 Bottom Cover | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 9 | 垫片 Gasket | 不锈钢+柔性石墨 Stainless Steel+Graphite | ||
| 10 | 衬套 Bushing | PTFE+不锈钢 PTFE+Stainless Steel | ||
| 11 | 阀体 Body | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 12 | 阀杆 Stem | 1Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 13 | 支架 Yoke | WCB | ||
| 14 | 键 Key | 45 | ||
| 15 | 衬套 Bushing | PTFE+不锈钢 PTFE+Stainless Steel | ||
| 16 | 填料 Packing | 柔性石墨 Graphite | ||
| 17 | 压盖 Gland | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 18 | 位置指示器 Location lndicator | 塑料 Plactic | ||
主要外形及连接尺寸
| DN | 外形尺寸 Outline Size | 连接尺寸 Connec ting Size | 执行器型号 Actuator Model | ||||||||
| L | L1 | L2 | H | H1 | D | D1 | D2 | f | n-φd | ||
| 50 | 108 | 164/214 | 75/91 | 277/205 | 65 | 165 | 125 | 99 | 3 | 4-φ18 | GTD65/GTE80 |
| 65 | 112 | 164/214 | 75/91 | 287/315 | 75 | 185 | 145 | 118 | 3 | 4-φ18 | GTD65/GTE80 |
| 80 | 114 | 190/246 | 91/101 | 365/375 | 85 | 200 | 160 | 132 | 3 | 8-φ18 | GTD80/GTE90 |
| 100 | 127 | 210/295 | 101/112 | 420/436 | 130 | 220 | 180 | 156 | 3 | 8-φ18 | GTD90/GTE100 |
| 125 | 140 | 247/398 | 112/139 | 436/462 | 175 | 250 | 210 | 184 | 3 | 8-φ18 | GTD100/GTE125 |
| 150 | 140 | 308/478 | 139/176 | 466/543 | 190 | 285 | 240 | 211 | 3 | 8-φ22 | GTD125/GTE160 |
| 200 | 152 | 378/724 | 176/228 | 593/665 | 215 | 340 | 295 | 266 | 3 | 12-φ22 | GTD160/GTE210 |
| 250 | 165 | 432/928 | 206/275 | 682/752 | 265 | 405 | 355 | 319 | 3 | 12-φ26 | GTD190/255 |
| 300 | 178 | 524/928 | 228/275 | 725/772 | 305 | 460 | 410 | 370 | 4 | 12-φ26 | GTD210/GTE255 |
| 350 | 190 | 648/1033 | 275/324 | 832/880 | 340 | 520 | 480 | 429 | 4 | 16-φ26 | GTD255/GTE300 |
| 400 | 216 | 648/1129 | 275/380 | 862/968 | 360 | 580 | 525 | 480 | 4 | 16-φ30 | GTD255/GTE350 |
| 450 | 222 | 715/1845 | 324/527 | 945/1005 | 400 | 640 | 585 | 548 | 4 | 20-φ30 | GTD300/AW28S |
| 500 | 229 | 795/1845 | 380/527 | 1058/1060 | 430 | 715 | 650 | 609 | 4 | 20-φ33 | GTD350/AW28S |
| 600 | 267 | 795/2605 | 380/545 | 1108/1195 | 490 | 840 | 770 | 720 | 5 | 20-φ36 | GTD350/AW35S |
| 700 | 292 | 1380/2605 | 1170/1255 | 1170/1255 | 555 | 910 | 840 | 794 | 5 | 24-φ36 | AW28/AW35S |
| 800 | 318 | 1860/2605 | 1325/1365 | 1325/1365 | 620 | 1025 | 950 | 901 | 5 | 24-φ39 | AW35/AW40S |
