國標固定法蘭球閥產品概述
執行標準
| 設計與制造按照 | 結構長度按照 | 法蘭尺寸按照 | 試驗和檢驗按照 |
| GB12237-89 | GB/12221-89 | JB/T82.1-94 | GB/T13927-92 |
壓力試驗
| 公稱壓力(MPa) | 試驗壓力(MPa) | |||
| 強度 | 密封(水) | 密封(氣) | 上密封 | |
| 1.6 | 1.6 | 1.6 | 0.6 | 1.6 |
| 2.5 | 2.5 | 2.5 | 2.5 | |
| 4.0 | 4.0 | 4.0 | 4.0 | |
| 6.4 | 6.4 | 6.4 | 6.4 | |
| 10.0 | 10.0 | 10.0 | 10.0 | |
材料列表
| 材料名稱 | 材質 | |||||
| P | P3 | P8 | R | R3 | R8 | |
| 閥體 | ZG1Cr18Ni9Ti | CF3 | CF8 | ZG1Cr18Ni12Mo2Ti | CF3M | CF8M |
| 球體 | ZG1CR18Ni9Ti (1CR18Ni9Ti) |
CF3(304L) | CF8(304) | ZG1Cr18Ni12Mo2Ti (1Cr18Ni12Mo2Ti) |
CF3M(316L) | CF8M(316) |
| 閥蓋 | ZG1Cr18Ni9Ti | CF3 | CF8 | ZG1Cr18Ni12Mo2Ti | CF3M | CF8M |
| 閥桿 | 1Cr18Ni9Ti | 304L | 304 | 1Cr18Ni12Mo2Ti | 316L | 316 |
| 閥座 | PTFE、PPL/STL6、本體加工 | |||||
| 填料 | PTFE、柔性石墨 | |||||
| 適用介質 | 硝酸類 | 醋酸類 | ||||
| 適用溫度 | PTFE≤150PPU STL6、本體加工≤200 | |||||
外形尺寸
| DN(mm) | 結構長度 | 連接尺寸 (mm) | 外形尺寸 (mm) | |||||||||||||
| L | d1 | D | D1 | D2 | f | b | Z-φd | H1 | H2 | H3 | H4 | |||||
| 全通徑 | 縮徑 | 全通徑 | 縮徑 | |||||||||||||
| PN1.0(MPa) | ||||||||||||||||
| 125 | 356 | 254 | 125 | 100 | 250 | 210 | 184 | 3 | 22 | 8-18 | 252 | 305 | 542 | 520 | ||
| 150 | 394 | 267 | 150 | 125 | 285 | 240 | 211 | 3 | 24 | 8-22 | 272 | 398 | 572 | 538 | ||
| 200 | 457 | 292 | 200 | 150 | 340 | 295 | 266 | 3 | 24 | 8-22 | 342 | 495 | 636 | 580 | ||
| 250 | 533 | 330 | 250 | 200 | 395 | 350 | 319 | 3 | 26 | 12-22 | - | 580 | 726 | 637 | ||
| 300 | 610 | 356 | 300 | 250 | 445 | 400 | 370 | 3 | 26 | 12-22 | - | 625 | 859 | 684 | ||
| 350 | 686 | 381 | 350 | 300 | 505 | 460 | 429 | 4 | 26 | 16-22 | - | 720 | 927 | 796 | ||
| 400 | 762 | 406 | 400 | 350 | 565 | 515 | 480 | 4 | 26 | 16-26 | - | 770 | 1080 | 842 | ||
| 450 | 864 | 432 | 450 | 400 | 615 | 565 | 530 | 4 | 28 | 20-26 | - | 840 | 1120 | 874 | ||
| 500 | 914 | 457 | 500 | 450 | 670 | 620 | 582 | 4 | 28 | 20-26 | - | 910 | 1150 | 904 | ||
| 600 | 1450 | 500 | 600 | 500 | 780 | 725 | 682 | 4 | 34 | 20-30 | - | 950 | 1220 | 980 | ||
| 700 | 1650 | 610 | 700 | 600 | 895 | 840 | 794 | 5 | 34 | 24-30 | - | 1000 | 1250 | 1010 | ||
| 800 | 1850 | 660 | 800 | 700 | 1015 | 950 | 901 | 5 | 36 | 24-33 | - | 1050 | 1310 | 1060 | ||
| 900 | 2050 | 711 | 900 | 800 | 1115 | 1050 | 1001 | 5 | 38 | 28-33 | - | 1250 | 1360 | 1114 | ||
| 1000 | 2250 | 811 | 1000 | 900 | 1230 | 1160 | 1112 | 5 | 38 | 28-36 | - | _ | 1420 | 1190 | ||
外形尺寸
| 公稱通徑 DN(mm) | 結構長度 | 連接尺寸 (mm) | 外形尺寸 (mm) | ||||||||
| L | D | D1 | D2 | b | f | Z-φd | H1 | H2 | H3 | H4 | |
| 全通徑 | |||||||||||
| PN2.5(MPa) | |||||||||||
| 15 | 130 | 95 | 65 | 46 | 14 | 2 | 4-14 | 62 | - | 200 | - |
| 20 | 140 | 105 | 75 | 56 | 16 | 2 | 4-14 | 68 | - | 204 | - |
| 25 | 150 | 115 | 85 | 65 | 16 | 2 | 4-14 | 75 | - | 215 | 360 |
| 32 | 165 | 135 | 100 | 76 | 18 | 2 | 4-18 | 85 | - | 240 | 390 |
| 40 | 180 | 145 | 110 | 84 | 18 | 3 | 4-18 | 95 | 264 | 395 | |
| 50 | 200 | 160 | 125 | 99 | 20 | 3 | 4-18 | 110 | 274 | 470 | |
| 65 | 220 | 180 | 145 | 118 | 22 | 3 | 8-18 | 130 | 379 | 490 | |
| 80 | 250 | 195 | 160 | 132 | 24 | 3 | 8-18 | 155 | - | 389 | 580 |
| 100 | 280 | 230 | 190 | 156 | 24 | 3 | 8-23 | 180 | 320 | 416 | 595 |
| 125 | 320 | 270 | 220 | 184 | 26 | 3 | 8-25 | 250 | 380 | 542 | 650 |
| 150 | 360 | 300 | 250 | 211 | 28 | 3 | 8-25 | 275 | 400 | 572 | 760 |
| 200 | 400 | 360 | 310 | 274 | 30 | 3 | 12-25 | 330 | 450 | 730 | 820 |
| PN4.0(MPa) | |||||||||||
| 15 | 130 | 95 | 65 | 46 | 14 | 2 | 4-14 | 62 | - | 200 | - |
| 20 | 140 | 105 | 75 | 56 | 16 | 2 | 4-14 | 68 | 204 | - | |
| 25 | 150 | 115 | 85 | 65 | 16 | 2 | 4-14 | 75 | - | 215 | 360 |
| 32 | 180 | 135 | 100 | 76 | 18 | 2 | 4-18 | 85 | — | 240 | 390 |
| 40 | 200 | 145 | 110 | 84 | 18 | 3 | 4-18 | 95 | 264 | 395 | |
| 50 | 220 | 160 | 125 | 99 | 20 | 3 | 4-18 | 110 | _ | 360 | 472 |
| 65 | 250 | 180 | 145 | 118 | 22 | 3 | 8-18 | 130 | - | 379 | 530 |
| 80 | 280 | 195 | 160 | 132 | 24 | 3 | 8-18 | 155 | - | 452 | 580 |
| 100 | 320 | 230 | 190 | 156 | 24 | 3 | 8-23 | 180 | 320 | 479 | 630 |
| 125 | 400 | 270 | 220 | 184 | 26 | 3 | 8-25 | 250 | 380 | 646 | 710 |
| 150 | 400 | 300 | 250 | 211 | 28 | 3 | 8-25 | 275 | 400 | 666 | 760 |
| 200 | 550 | 375 | 320 | 284 | 34 | 3 | 12-30 | 330 | 450 | 815 | 825 |
| PN6.4(MPa) | |||||||||||
| 15 | 145 | 105 | 75 | 46 | 20 | 2 | 4-14 | 70 | 200 | - | |
| 20 | 165 | 125 | 90 | 56 | 20 | 2 | 4-18 | 75 | 204 | - | |
| 25 | 180 | 135 | 100 | 65 | 24 | 2 | 4-18 | 85 | 215 | 360 | |
| 32 | 200 | 150 | 110 | 76 | 24 | 3 | 4-22/23 | 100 | 240 | 386 | |
| 40 | 215 | 165 | 125 | 84 | 26 | 3 | 4-22/23 | 115 | 264 | 394 | |
| 50 | 250 | 175 | 135 | 99 | 26 | 3 | 4-22/23 | 130 | 360 | 472 | |
| 65 | 280 | 200 | 160 | 118 | 26 | 3 | 8-22/23 | 155 | - | 379 | 530 |
| 80 | 320 | 210 | 170 | 132 | 28 | 3 | 8-22/23 | 180 | 320 | 452 | 580 |
| 100 | 360 | 250 | 200 | 156 | 30 | 3 | 8-26/25 | 210 | 340 | 480 | 630 |
| 125 | 420 | 295 | 240 | 184 | 34 | 3 | 8-30 | 250 | 460 | 646 | 710 |
| 150 | 420 | 340 | 280 | 211 | 36 | 3 | 8-34 | 275 | 480 | 666 | 760 |
| PN10.0(MPa) | |||||||||||
| 15 | 145 | 105 | 75 | 46 | 20 | 2 | 4-14 | 70 | - | 200 | - |
| 20 | 165 | 125 | 90 | 56 | 20 | 2 | 4-18 | 75 | - | 205 | - |
| 25 | 180 | 135 | 100 | 65 | 24 | 2 | 4-18 | 85 | - | 215 | 360 |
| 32 | 200 | 150 | 110 | 76 | 24 | 3 | 4-23 | 100 | - | 240 | 386 |
| 40 | 215 | 165 | 125 | 84 | 26 | 3 | 4-23 | 115 | - | 265 | 394 |
| 50 | 250 | 195 | 145 | 99 | 28 | 3 | 4-26/25 | 130 | - | 360 | 472 |
| 65 | 280 | 220 | 170 | 118 | 30 | 3 | 4-26/25 | 155 | - | 380 | 530 |
| 80 | 320 | 230 | 180 | 132 | 32 | 3 | 8-26/25 | 180 | 320 | 452 | 580 |
| 100 | 360 | 265 | 210 | 156 | 36 | 3 | 8-30 | 210 | 350 | 480 | 630 |
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