不锈钢带颈平焊法兰316L S31603
这是什么法兰?答案:带颈平焊法兰。带颈平焊法兰是管道配套常用的连接配件, 管道插入法兰内孔然后法兰坡口处与管道接触处焊接;带颈平焊法兰可与各种法兰式的低中压阀门

| HG/T20592-2009 SO 带颈平焊法兰 PN1.0Mpa(10公斤压力) 规格参数表(单位:mm) | ||||||||||||||||||
| 公称尺寸 DN | 英制规格 (英寸) | 钢管外径 A1 | 法兰外径 D | 螺栓孔 中心直径 K | 螺栓孔 直径 L | 螺栓孔 数量 n(个) | 螺栓 Th | 法兰 厚度 C | 法兰内径 B1 | 法兰颈 N | R | 法兰高度 H | 近似 质量 KG | 螺栓配套长度 | ||||
| A | B | A | B | A | B | 六角头 螺栓 | 双头 螺栓 | |||||||||||
| 10 | 3分-3/8" | 17.2 | 14 | 90 | 60 | 14 | 4 | M12 | 16 | 18 | 15 | 30 | 30 | 4 | 22 | 0.65 | ||
| 15 | 4分-1/2" | 21.3 | 18 | 95 | 65 | 14 | 4 | M12 | 16 | 22.5 | 19 | 35 | 35 | 4 | 22 | 0.72 | ||
| 20 | 6分-3/4" | 26.9 | 25 | 105 | 75 | 14 | 4 | M12 | 18 | 27.5 | 26 | 45 | 45 | 4 | 26 | 1.03 | ||
| 25 | 8分-1" | 33.7 | 32 | 115 | 85 | 14 | 4 | M12 | 18 | 34.5 | 33 | 52 | 52 | 4 | 28 | 1.5 | ||
| 32 | 1.2寸-11/4" | 42.4 | 38 | 140 | 100 | 18 | 4 | M16 | 18 | 43.5 | 39 | 60 | 60 | 6 | 30 | 2.02 | ||
| 40 | 1.5寸-11/2" | 48.3 | 45 | 150 | 110 | 18 | 4 | M16 | 18 | 49.5 | 46 | 70 | 70 | 6 | 32 | 2.36 | ||
| 50 | 2寸-2" | 60.3 | 57 | 165 | 125 | 18 | 4 | M16 | 18 | 61.5 | 59 | 84 | 84 | 5 | 28 | 2.5 | ||
| 65 | 2.5寸-21/2" | 76.1 | 76 | 185 | 145 | 18 | 8 | M16 | 18 | 77.5 | 78 | 104 | 104 | 6 | 32 | 3 | ||
| 80 | 3寸-3" | 88.9 | 89 | 200 | 160 | 18 | 8 | M16 | 20 | 90.5 | 91 | 118 | 118 | 6 | 34 | 4.08 | ||
| 100 | 4寸-4" | 114.3 | 108 | 220 | 180 | 18 | 8 | M16 | 20 | 116 | 110 | 140 | 140 | 8 | 40 | 4.5 | ||
| 125 | 5寸-5" | 139.7 | 133 | 250 | 210 | 18 | 8 | M16 | 22 | 143.5 | 135 | 168 | 168 | 8 | 44 | 6.5 | ||
| 150 | 6寸-6" | 168.3 | 159 | 285 | 240 | 22 | 8 | M20 | 22 | 170.5 | 161 | 195 | 195 | 10 | 44 | 7.5 | ||
| 200 | 8寸-8" | 219.1 | 219 | 340 | 295 | 22 | 8 | M20 | 24 | 221.5 | 222 | 246 | 246 | 10 | 44 | 10.6 | ||
| 250 | 10寸-10" | 273 | 273 | 395 | 350 | 22 | 12 | M20 | 26 | 276.5 | 276 | 298 | 298 | 12 | 46 | 13.4 | ||
| 300 | 12寸-12" | 323.9 | 325 | 445 | 400 | 22 | 12 | M20 | 26 | 328 | 328 | 350 | 350 | 12 | 46 | 15.4 | ||
| 350 | 14寸-14" | 355.6 | 377 | 505 | 460 | 22 | 16 | M20 | 26 | 360 | 381 | 400 | 412 | 12 | 53 | 23.5 | ||
| 400 | 16寸-16" | 406.4 | 426 | 565 | 515 | 26 | 16 | M24 | 26 | 411 | 430 | 456 | 475 | 12 | 57 | 29 | ||
| 450 | 18寸-18" | 457 | 480 | 615 | 565 | 26 | 20 | M24 | 28 | 462 | 485 | 502 | 525 | 12 | 63 | 33.5 | ||
| 500 | 20寸-20" | 508 | 530 | 670 | 620 | 26 | 20 | M24 | 28 | 513.5 | 535 | 559 | 581 | 12 | 67 | 40.5 | ||
| 600 | 24寸-24" | 610 | 630 | 780 | 725 | 30 | 20 | M27 | 28 | 616.5 | 636 | 658 | 678 | 12 | 75 | 56 | ||
| HG/T20592-2009 SO 带颈平焊法兰 PN1.6Mpa(16公斤压力) 规格参数表(单位:mm) | ||||||||||||||||||
| 公称尺寸 DN | 英制规格 (英寸) | 钢管外径 A1 | 法兰外径 D | 螺栓孔 中心直径 K | 螺栓孔 直径 L | 螺栓孔 数量 n(个) | 螺栓 Th | 法兰 厚度 C | 法兰内径 B1 | 法兰颈 N | R | 法兰高度 H | 近似 质量 KG | 螺栓配套长度 | ||||
| A | B | A | B | A | B | 六角头 螺栓 | 双头 螺栓 | |||||||||||
| 10 | 3分-3/8" | 17.2 | 14 | 90 | 60 | 14 | 4 | M12 | 16 | 18 | 15 | 30 | 30 | 4 | 22 | 0.65 | ||
| 15 | 4分-1/2" | 21.3 | 18 | 95 | 65 | 14 | 4 | M12 | 16 | 22.5 | 19 | 35 | 35 | 4 | 22 | 0.72 | ||
| 20 | 6分-3/4" | 26.9 | 25 | 105 | 75 | 14 | 4 | M12 | 18 | 27.5 | 26 | 45 | 45 | 4 | 26 | 1.03 | ||
| 25 | 8分-1" | 33.7 | 32 | 115 | 85 | 14 | 4 | M12 | 18 | 34.5 | 33 | 52 | 52 | 4 | 28 | 1.5 | ||
| 32 | 1.2寸-11/4" | 42.4 | 38 | 140 | 100 | 18 | 4 | M16 | 18 | 43.5 | 39 | 60 | 60 | 6 | 30 | 2.02 | ||
| 40 | 1.5寸-11/2" | 48.3 | 45 | 150 | 110 | 18 | 4 | M16 | 18 | 49.5 | 46 | 70 | 70 | 6 | 32 | 2.36 | ||
| 50 | 2寸-2" | 60.3 | 57 | 165 | 125 | 18 | 4 | M16 | 18 | 61.5 | 59 | 84 | 84 | 5 | 28 | 2.5 | ||
| 65 | 2.5寸-21/2" | 76.1 | 76 | 185 | 145 | 18 | 8 | M16 | 18 | 77.5 | 78 | 104 | 104 | 6 | 32 | 3 | ||
| 80 | 3寸-3" | 88.9 | 89 | 200 | 160 | 18 | 8 | M16 | 20 | 90.5 | 91 | 118 | 118 | 6 | 34 | 4.08 | ||
| 100 | 4寸-4" | 114.3 | 108 | 220 | 180 | 18 | 8 | M16 | 20 | 116 | 110 | 140 | 140 | 8 | 40 | 4.5 | ||
| 125 | 5寸-5" | 139.7 | 133 | 250 | 210 | 18 | 8 | M16 | 22 | 143.5 | 135 | 168 | 168 | 8 | 44 | 6.5 | ||
| 150 | 6寸-6" | 168.3 | 159 | 285 | 240 | 22 | 8 | M20 | 22 | 170.5 | 161 | 195 | 195 | 10 | 44 | 7.5 | ||
| 200 | 8寸-8" | 219.1 | 219 | 340 | 295 | 22 | 12 | M20 | 24 | 221.5 | 222 | 246 | 246 | 10 | 44 | 10.3 | ||
| 250 | 10寸-10" | 273 | 273 | 395 | 355 | 26 | 12 | M24 | 26 | 276.5 | 276 | 298 | 298 | 12 | 46 | 14.3 | ||
| 300 | 12寸-12" | 323.9 | 325 | 445 | 410 | 26 | 12 | M24 | 28 | 328 | 328 | 350 | 350 | 12 | 46 | 18.8 | ||
| 350 | 14寸-14" | 355.6 | 377 | 505 | 470 | 26 | 16 | M24 | 30 | 360 | 381 | 400 | 412 | 12 | 57 | 28.5 | ||
| 400 | 16寸-16" | 406.4 | 426 | 565 | 525 | 30 | 16 | M27 | 32 | 411 | 430 | 456 | 475 | 12 | 63 | 36.5 | ||
| 450 | 18寸-18" | 457 | 480 | 615 | 585 | 30 | 20 | M27 | 40 | 462 | 485 | 502 | 525 | 12 | 68 | 49.5 | ||
| 500 | 20寸-20" | 508 | 530 | 670 | 650 | 33 | 20 | M30 | 44 | 513.5 | 535 | 559 | 581 | 12 | 73 | 68.5 | ||
| 600 | 24寸-24" | 610 | 630 | 780 | 770 | 36 | 20 | M33 | 54 | 616.5 | 636 | 658 | 678 | 12 | 83 | 107.5 | ||
| HG/T20592-2009 SO 带颈平焊法兰 PN2.5Mpa(25公斤压力) 规格参数表(单位:mm) | ||||||||||||||||||
| 公称尺寸 DN | 英制规格 (英寸) | 钢管外径 A1 | 法兰外径 D | 螺栓孔 中心直径 K | 螺栓孔 直径 L | 螺栓孔 数量 n(个) | 螺栓 Th | 法兰 厚度 C | 法兰内径 B1 | 法兰颈 N | R | 法兰高度 H | 近似 质量 KG | 螺栓配套长度 | ||||
| A | B | A | B | A | B | 六角头 螺栓 | 双头 螺栓 | |||||||||||
| 10 | 3分-3/8" | 17.2 | 14 | 90 | 60 | 14 | 4 | M12 | 16 | 18 | 15 | 30 | 30 | 4 | 22 | 0.65 | ||
| 15 | 4分-1/2" | 21.3 | 18 | 95 | 65 | 14 | 4 | M12 | 16 | 22.5 | 19 | 35 | 35 | 4 | 22 | 0.72 | ||
| 20 | 6分-3/4" | 26.9 | 25 | 105 | 75 | 14 | 4 | M12 | 18 | 27.5 | 26 | 45 | 45 | 4 | 26 | 1.03 | ||
| 25 | 8分-1" | 33.7 | 32 | 115 | 85 | 14 | 4 | M12 | 18 | 34.5 | 33 | 52 | 52 | 4 | 28 | 1.5 | ||
| 32 | 1.2寸-11/4" | 42.4 | 38 | 140 | 100 | 18 | 4 | M16 | 18 | 43.5 | 39 | 60 | 60 | 6 | 30 | 2.02 | ||
| 40 | 1.5寸-11/2" | 48.3 | 45 | 150 | 110 | 18 | 4 | M16 | 18 | 49.5 | 46 | 70 | 70 | 6 | 32 | 2.36 | ||
| 50 | 2寸-2" | 60.3 | 57 | 165 | 125 | 18 | 4 | M16 | 20 | 61.5 | 59 | 84 | 84 | 6 | 34 | 3 | ||
| 65 | 2.5寸-21/2" | 76.1 | 76 | 185 | 145 | 18 | 8 | M16 | 22 | 77.5 | 78 | 104 | 104 | 6 | 38 | 4 | ||
| 80 | 3寸-3" | 88.9 | 89 | 200 | 160 | 18 | 8 | M16 | 24 | 90.5 | 91 | 118 | 118 | 8 | 40 | 4.5 | ||
| 100 | 4寸-4" | 114.3 | 108 | 235 | 190 | 22 | 8 | M20 | 24 | 116 | 110 | 145 | 145 | 8 | 44 | 6.5 | ||
| 125 | 5寸-5" | 139.7 | 133 | 270 | 220 | 26 | 8 | M24 | 26 | 143.5 | 135 | 170 | 170 | 8 | 48 | 8.5 | ||
| 150 | 6寸-6" | 168.3 | 159 | 300 | 250 | 26 | 8 | M24 | 28 | 170.5 | 161 | 200 | 200 | 10 | 52 | 11 | ||
| 200 | 8寸-8" | 219.1 | 219 | 360 | 310 | 26 | 12 | M24 | 30 | 221.5 | 222 | 256 | 256 | 10 | 52 | 15 | ||
| 250 | 10寸-10" | 273 | 273 | 425 | 370 | 30 | 12 | M27 | 32 | 276.5 | 276 | 310 | 310 | 12 | 60 | 21 | ||
| 300 | 12寸-12" | 323.9 | 325 | 485 | 430 | 30 | 16 | M27 | 34 | 328 | 328 | 364 | 364 | 12 | 67 | 28 | ||
| 350 | 14寸-14" | 355.6 | 377 | 555 | 490 | 33 | 16 | M30 | 38 | 360 | 381 | 418 | 430 | 12 | 72 | 46.5 | ||
| 400 | 16寸-16" | 406.4 | 426 | 620 | 550 | 36 | 16 | M33 | 40 | 411 | 430 | 472 | 492 | 12 | 78 | 59.5 | ||
| 450 | 18寸-18" | 457 | 480 | 670 | 600 | 36 | 20 | M33 | 46 | 462 | 485 | 520 | 542 | 12 | 84 | 71.5 | ||
| 500 | 20寸-20" | 508 | 530 | 730 | 660 | 36 | 20 | M33 | 48 | 513.5 | 535 | 580 | 602 | 12 | 90 | 89.5 | ||
| 600 | 24寸-24" | 610 | 630 | 845 | 770 | 39 | 20 | M36*3 | 58 | 616.5 | 636 | 684 | 704 | 12 | 100 | 139.5 | ||
| HG/T20592-2009 SO 带颈平焊法兰 PN4.0Mpa(40公斤压力) 规格参数表(单位:mm) | ||||||||||||||||||
| 公称尺寸 DN | 英制规格 (英寸) | 钢管外径 A1 | 法兰外径 D | 螺栓孔 中心直径 K | 螺栓孔 直径 L | 螺栓孔 数量 n(个) | 螺栓 Th | 法兰 厚度 C | 法兰内径 B1 | 法兰颈 N | R | 法兰高度 H | 近似 质量 KG | 螺栓配套长度 | ||||
| A | B | A | B | A | B | 六角头 螺栓 | 双头 螺栓 | |||||||||||
| 10 | 3分-3/8" | 17.2 | 14 | 90 | 60 | 14 | 4 | M12 | 16 | 18 | 15 | 30 | 30 | 4 | 22 | 0.65 | ||
| 15 | 4分-1/2" | 21.3 | 18 | 95 | 65 | 14 | 4 | M12 | 16 | 22.5 | 19 | 35 | 35 | 4 | 22 | 0.72 | ||
| 20 | 6分-3/4" | 26.9 | 25 | 105 | 75 | 14 | 4 | M12 | 18 | 27.5 | 26 | 45 | 45 | 4 | 26 | 1.03 | ||
| 25 | 8分-1" | 33.7 | 32 | 115 | 85 | 14 | 4 | M12 | 18 | 34.5 | 33 | 52 | 52 | 4 | 28 | 1.5 | ||
| 32 | 1.2寸-11/4" | 42.4 | 38 | 140 | 100 | 18 | 4 | M16 | 18 | 43.5 | 39 | 60 | 60 | 6 | 30 | 2.02 | ||
| 40 | 1.5寸-11/2" | 48.3 | 45 | 150 | 110 | 18 | 4 | M16 | 18 | 49.5 | 46 | 70 | 70 | 6 | 32 | 2.36 | ||
| 50 | 2寸-2" | 60.3 | 57 | 165 | 125 | 18 | 4 | M16 | 22 | 55.5 | 50 | 84 | 84 | 8 | 44 | 3 | ||
| 65 | 2.5寸-21/2" | 76.1 | 76 | 185 | 145 | 18 | 4 | M16 | 22 | 71.5 | 78 | 104 | 104 | 8 | 48 | 4 | ||
| 80 | 3寸-3" | 88.9 | 89 | 200 | 160 | 18 | 4 | M16 | 24 | 90.5 | 91 | 118 | 118 | 8 | 50 | 4.5 | ||
| 100 | 4寸-4" | 114.3 | 108 | 225 | 180 | 22 | 4 | M20 | 24 | 115 | 110 | 145 | 145 | 8 | 54 | 6.5 | ||
| 125 | 5寸-5" | 139.7 | 133 | 240 | 200 | 26 | 4 | M24 | 26 | 140.5 | 135 | 170 | 170 | 10 | 58 | 8.5 | ||
| 150 | 6寸-6" | 168.3 | 159 | 300 | 250 | 26 | 8 | M24 | 28 | 170.5 | 161 | 200 | 200 | 10 | 52 | 11 | ||
| 200 | 8寸-8" | 219.1 | 219 | 375 | 320 | 30 | 12 | M27 | 34 | 221.5 | 222 | 260 | 260 | 10 | 52 | 18.5 | ||
| 250 | 10寸-10" | 273 | 273 | 450 | 385 | 33 | 12 | M30 | 38 | 276.5 | 276 | 312 | 312 | 12 | 60 | 28.5 | ||
| 300 | 12寸-12" | 323.9 | 325 | 515 | 450 | 33 | 16 | M30 | 42 | 328 | 328 | 380 | 380 | 12 | 67 | 41.5 | ||



