法兰连接蝶阀(中线)
设计与制造符合中国国家标准
基本结构形式(碟板轴与阀体阀座中心线重合)
a.DA41F/P 半衬里型:阀体全衬里/碟板与碟板轴为不锈钢(不衬)碟板与轴由销钉连接
b.DA41F46 全衬里型:阀体全衬里/碟板与碟板轴全衬/碟板与轴固定连接。
遵循规范 | STANDARD |
设计与制造 | GB12238(中线) |
结构长度 | GB12221(短一长系列) |
法兰尺寸 | JB78/JB79(或按合同要求) |
压力试验 | GB/T13927 |
标志 | GB12220 |
供货 | GB/T12252 |
基本型号:
公称压力LIPN0.6-1.6MPa
公称通径DN40-1200mm
手动 | DA71F/P(半衬) | 蜗轮转动 | DA341F/P(半衬) |
DA71F3(全衬里) | DA341F3(全衬里) | ||
DA71F46(全衬里) | DA341F46(全衬里) | ||
气动 | DA671F/P(半衬) | 电动 | DA941F/P(半衬) |
DA671F3(全衬里) | DA941F3(全衬里) | ||
DA671F46(全衬里) | DA941F46(全衬里) |
主要零部件材料表
序号 | 零件名称 | 灰铸铁 | 碳钢 | 不锈钢 | 超低碳不锈钢 | ||
Z | C | P | R | PL | RL | ||
1 | 上、下阀体 | Ht250 | WCB | CF8 | CF8M | CF3 | CF3M |
2 | 蝶板轴/销 | 1Cr13 | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 00Cr18Ni10 | 00Cr18Ni14Mo2 |
3 | 衬里层/阀座 | PTFE(F4)PCTFE(F3)FEP(F46)PFA(可溶F4)PO(聚烯烃) | |||||
4 | 蝶板/填料压盖 | WCB | WCB | CF8 | CF8M | CF3 | CF3M |
5 | 支架 | WCB碳钢 | CF8(不锈钢) | ||||
6 | 填料 | PTFE(F4) | |||||
7 | 螺栓 | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
8 | 螺母 | 45 | 45 | OCr18Ni9 | 0Cr18Ni9 | OCr18Ni9 | OCr18Ni9 |
主要连接尺寸及重量
公称通径 | 标准值 | 参考值 | |||||||||
DN(mm) | NPS(inch) | L | D | D1 | D2 | f | b | Z-Φd | DO | H | 重量(kg) |
PN0.6MPa | |||||||||||
40 | 11/2 | 106 | 130 | 100 | 80 | 3 | 16 | 4-Φ14 | 160 | 140 | 10 |
50 | 2 | 108 | 140 | 110 | 90 | 3 | 16 | 4-Φ14 | 200 | 160 | 11 |
65 | 21/2 | 112 | 160 | 130 | 110 | 3 | 16 | 4-Φ14 | 250 | 160 | 13 |
80 | 3 | 114 | 185 | 150 | 125 | 3 | 18 | 4-Φ18 | 250 | 170 | 15 |
100 | 4 | 127 | 205 | 170 | 145 | 3 | 18 | 4-Φ18 | 250 | 180 | 18 |
125 | 5 | 140 | 235 | 200 | 175 | 3 | 20 | 8-Φ18 | 300 | 275 | 23 |
150 | 6 | 140 | 260 | 225 | 200 | 3 | 20 | 8-Φ18 | 300 | 295 | 30 |
200 | 8 | 152 | 315 | 280 | 255 | 3 | 22 | 8-Φ18 | 200* | 320 | 43 |
250 | 10 | 165 | 370 | 335 | 310 | 4 | 24 | 12-Φ18 | 200* | 385 | 60 |
300 | 12 | 178 | 435 | 395 | 362 | 4 | 24 | 12-Φ23 | 240* | 390 | 85 |
350 | 14 | 190 | 485 | 445 | 412 | 4 | 26 | 12-Φ23 | 240* | 460 | 115 |
400 | 16 | 216 | 535 | 495 | 462 | 4 | 28 | 16-Φ23 | 280* | 510 | 150 |
450 | 18 | 222 | 590 | 550 | 518 | 4 | 28 | 16-Φ23 | 280* | 540 | 180 |
500 | 20 | 229 | 640 | 600 | 568 | 5 | 30 | 16-Φ23 | 320* | 570 | 210 |
600 | 24 | 267 | 755 | 705 | 670 | 5 | 30 | 16-Φ25 | 320* | 660 | 320 |
700 | 28 | 292 | 860 | 810 | 775 | 5 | 32 | 24-Φ25 | 360* | 710 | 480 |
800 | 32 | 318 | 975 | 920 | 880 | 5 | 34 | 24-Φ30 | 360* | 780 | 600 |
900 | 36 | 330 | 1075 | 1020 | 980 | 5 | 36 | 24-Φ30 | 380* | 885 | 750 |
1000 | 40 | 410 | 1175 | 1120 | 1080 | 5 | 36 | 28-Φ30 | 400* | 990 | 1000 |
1200 | 48 | 470 | 1400 | 1340 | 1295 | 5 | 40 | 32-Φ34 | 400* | 1170 | 1200 |
PN1.0MPa | |||||||||||
40 | 11/2 | 106 | 150 | 110 | 85 | 3 | 18 | 4-Φ18 | 160 | 140 | 9 |
50 | 2 | 108 | 165 | 125 | 100 | 3 | 20 | 4-Φ18 | 200 | 160 | 10 |
65 | 21/2 | 112 | 185 | 145 | 120 | 3 | 20 | 4-Φ18 | 250 | 165 | 11 |
80 | 3 | 114 | 200 | 160 | 135 | 3 | 22 | 8-Φ18 | 250 | 170 | 13 |
100 | 4 | 127 | 220 | 180 | 155 | 3 | 22 | 8-Φ18 | 250 | 180 | 18 |
125 | 5 | 140 | 250 | 210 | 185 | 3 | 24 | 8-Φ18 | 300 | 275 | 22 |
150 | 6 | 140 | 285 | 240 | 210 | 3 | 24 | 8-Φ23 | 300 | 295 | 28 |
200 | 8 | 152 | 340 | 295 | 265 | 3 | 26 | 8-Φ23 | 200* | 320 | 43 |
250 | 10 | 165 | 395 | 350 | 320 | 3 | 28 | 12-Φ23 | 200* | 385 | 54 |
300 | 12 | 178 | 445 | 400 | 368 | 4 | 28 | 12-Φ23 | 240* | 390 | 82 |
350 | 14 | 190 | 505 | 460 | 428 | 4 | 30 | 16-Φ23 | 240* | 460 | 109 |
400 | 16 | 216 | 565 | 515 | 482 | 4 | 32 | 16-Φ25 | 280* | 510 | 150 |
450 | 18 | 222 | 615 | 565 | 532 | 4 | 32 | 20-Φ25 | 280* | 540 | 180 |
500 | 20 | 229 | 670 | 620 | 585 | 4 | 34 | 20-Φ25 | 320* | 570 | 210 |
600 | 24 | 267 | 780 | 725 | 685 | 5 | 36 | 20-Φ30 | 320* | 660 | 320 |
700 | 28 | 292 | 895 | 840 | 800 | 5 | 40 | 24-Φ30 | 360* | 710 | 480 |
800 | 32 | 318 | 1010 | 950 | 905 | 5 | 44 | 24-Φ34 | 360* | 780 | 600 |
900 | 36 | 330 | 1110 | 1050 | 1005 | 5 | 46 | 28-Φ34 | 380* | 885 | 750 |
100 | 40 | 410 | 1220 | 1160 | 1115 | 5 | 50 | 28-Φ34 | 400* | 990 | 1000 |
1200 | 48 | 470 | 1450 | 1380 | 1325 | 5 | 56 | 32-Φ41 | 400* | 1200 | 1200 |
PN1.6MPa | |||||||||||
40 | 11/2 | 106 | 150 | 110 | 85 | 3 | 18 | 4-Φ18 | 160 | 140 | 9 |
50 | 2 | 108 | 165 | 125 | 100 | 3 | 20 | 4-Φ18 | 200 | 160 | 10 |
65 | 21/2 | 112 | 185 | 145 | 120 | 3 | 20 | 4-Φ18 | 250 | 160 | 11 |
80 | 3 | 114 | 200 | 160 | 135 | 3 | 22 | 8-Φ18 | 260 | 170 | 13 |
100 | 4 | 127 | 220 | 180 | 155 | 3 | 24 | 8-018 | 300 | 180 | 18 |
125 | 5 | 140 | 250 | 210 | 185 | 3 | 26 | 8-Φ18 | 300 | 275 | 22 |
150 | 6 | 140 | 285 | 240 | 210 | 3 | 28 | 8-Φ23 | 200* | 295 | 28 |
200 | 8 | 152 | 340 | 295 | 265 | 3 | 30 | 12-Φ23 | 200* | 320 | 43 |
250 | 10 | 165 | 405 | 355 | 320 | 3 | 32 | 12-Φ25 | 240* | 385 | 54 |
300 | 12 | 178 | 460 | 410 | 375 | 4 | 34 | 12-Φ25 | 240* | 390 | 82 |
350 | 14 | 190 | 520 | 470 | 435 | 4 | 38 | 16-Φ25 | 240* | 460 | 109 |
400 | 16 | 216 | 580 | 525 | 485 | 4 | 40 | 16-Φ30 | 280* | 510 | 150 |
450 | 18 | 222 | 640 | 585 | 545 | 4 | 44 | 20-Φ30 | 280* | 540 | 180 |
500 | 20 | 229 | 715 | 650 | 608 | 4 | 46 | 20-Φ34 | 320* | 570 | 210 |
600 | 24 | 267 | 840 | 770 | 718 | 5 | 54 | 20-Φ41 | 320* | 660 | 320 |
700 | 28 | 292 | 910 | 840 | 788 | 5 | 54 | 24-Φ41 | 360* | 710 | 480 |
800 | 32 | 318 | 1020 | 950 | 898 | 5 | 54 | 24-Φ41 | 380* | 780 | 600 |
900 | 36 | 330 | 1120 | 1050 | 998 | 5 | 54 | 28-Φ41 | 400* | 885 | 750 |
1000 | 40 | 410 | 1255 | 1170 | 1110 | 5 | 60 | 28-Φ48 | 500* | 990 | 1000 |
PN2.5MPa | |||||||||||
40 | 11/2 | 106 | 145 | 110 | 85 | 3 | 20 | 4-Φ18 | 200 | 140 | 10 |
50 | 2 | 108 | 160 | 125 | 100 | 3 | 22 | 4-Φ18 | 200 | 160 | 11 |
65 | 21/2 | 112 | 180 | 145 | 120 | 3 | 24 | 8-Φ18 | 250 | 160 | 13 |
80 | 3 | 114 | 195 | 160 | 135 | 3 | 26 | 8-Φ18 | 250 | 170 | 15 |
100 | 4 | 127 | 215 | 190 | 160 | 3 | 30 | 8-Φ23 | 300 | 180 | 18 |
125 | 5 | 140 | 245 | 220 | 188 | 3 | 32 | 8-Φ25 | 300 | 275 | 23 |
150 | 6 | 140 | 280 | 250 | 218 | 3 | 32 | 8-Φ25 | 240* | 295 | 30 |
200 | 8 | 152 | 335 | 310 | 278 | 3 | 36 | 12-Φ25 | 240* | 320 | 43 |
250 | 10 | 165 | 405 | 370 | 332 | 3 | 40 | 12-Φ30 | 280* | 385 | 60 |
300 | 12 | 178 | 460 | 430 | 390 | 4 | 42 | 16-Φ30 | 280* | 390 | 85 |
350 | 14 | 190 | 520 | 490 | 448 | 4 | 44 | 16-Φ34 | 320* | 460 | 115 |
400 | 16 | 216 | 580 | 550 | 505 | 4 | 48 | 16-Φ34 | 320* | 510 | 150 |
450 | 18 | 222 | 640 | 600 | 555 | 4 | 52 | 20-Φ34 | 360* | 540 | 180 |
500 | 20 | 229 | 705 | 660 | 610 | 4 | 56 | 20-Φ41 | 360* | 570 | 210 |
600 | 24 | 267 | 840 | 770 | 718 | 5 | 56 | 20-Φ41 | 380* | 660 | 320 |