國標浮動法蘭球閥產品概述
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
| 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 | |||||||||||
| PN1.0(MPa)/PN1.6(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 | 2 | 4-18 | 95 | - | 264 | 395 |
| 50 | 200 | 160 | 125 | 99 | 20 | 2 | 4-18 | 110 | - | 275 | 405 |
| 65 | 220 | 180 | 145 | 118 | 20 | 2 | 4-18 | 130 | - | 379 | 490 |
| 80 | 250 | 195 | 160 | 132 | 20 | 2 | 8-18 | 155 | - | 389 | 580 |
| 100 | 280 | 215 | 180 | 156 | 22 | 2 | 8-18 | 180 | - | 416 | 595 |
| 125 | 320 | 245 | 210 | 184 | 22 | 2 | 8-18 | 250 | 380 | 542 | 650 |
| 150 | 360 | 280 | 240 | 211 | 24 | 2 | 8-22 | 275 | 400 | 572 | 740 |
| 200 | 400 | 335 | 295 | 266 | 24 | 2 | 8-22/12-22 | 345 | 450 | 600 | 800 |
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 | 一 |
| 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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