公称通径
dn | 管子外径 dw | 外形尺寸 | 法兰连接尺寸 | | l | △l | 0.6mpa | 1.0mpa | | d | d1 | n-th | b | d | d1 | n-th | b | | 65 | 76 | 200 | 40 | 160 | 130 | 4-m12 | 16 | 185 | 145 | 4-m12 | 20 | | 80 | 89 | 200 | 40 | 190 | 150 | 4-m16 | 18 | 200 | 160 | 8-m16 | 22 | | 100 | 114 | 200 | 40 | 210 | 170 | 4-m16 | 18 | 220 | 180 | 8-m16 | 24 | | 125 | 140 | 200 | 40 | 240 | 200 | 8-m16 | 20 | 250 | 210 | 8-m16 | 26 | | 150 | 168 | 200 | 40 | 265 | 225 | 8-m16 | 20 | 285 | 240 | 8-m20 | 26 | | 200 | 219 | 200 | 40 | 320 | 280 | 8-m16 | 22 | 340 | 295 | 8-m20 | 28 | | 250 | 273 | 200 | 40 | 375 | 335 | 12-m16 | 24 | 395 | 350 | 12-m20 | 28 | | 300 | 325 | 220 | 50 | 440 | 395 | 12-m20 | 24 | 445 | 400 | 12-m20 | 28 | | 350 | 377 | 220 | 50 | 490 | 445 | 12-m20 | 26 | 505 | 460 | 16-m20 | 30 | | 400 | 426 | 220 | 50 | 540 | 495 | 16-m20 | 28 | 565 | 515 | 16-m24 | 32 | | 450 | 480 | 220 | 50 | 595 | 550 | 16-m20 | 28 | 615 | 565 | 20-m24 | 32 | | 500 | 530 | 220 | 50 | 645 | 600 | 20-m20 | 30 | 670 | 620 | 20-m24 | 34 | | 600 | 630 | 240 | 50 | 755 | 705 | 20-m24 | 30 | 780 | 725 | 20-m27 | 36 | | 700 | 720 | 240 | 50 | 860 | 810 | 24-m24 | 32 | 895 | 840 | 24-m27 | 40 | | 800 | 820 | 350 | 60 | 975 | 920 | 24-m27 | 34 | 1015 | 950 | 24-m30 | 44 | | 900 | 920 | 350 | 60 | 1075 | 1020 | 24-m27 | 36 | 1115 | 1050 | 28-m30 | 46 | | 1000 | 1020 | 350 | 60 | 1175 | 1120 | 28-m27 | 36 | 1230 | 1160 | 28-m33 | 50 | | 1200 | 1220 | 370 | 60 | 1405 | 1340 | 32-m30 | 40 | 1455 | 1380 | 32-m36 | 56 | | 1400 | 1420 | 370 | 60 | 1630 | 1560 | 36-m33 | 44 | 1675 | 1590 | 36-m39 | 62 | | 1600 | 1620 | 380 | 60 | 1830 | 1760 | 40-m33 | 48 | 1915 | 1820 | 40-m45 | 68 | | 1800 | 1820 | 380 | 60 | 2045 | 1970 | 40-m36 | 50 | 2115 | 2020 | 44-m45 | 70 | | 2000 | 2020 | 400 | 60 | 2265 | 2180 | 48-m39 | 54 | 2325 | 2230 | 48-m45 | 74 | | 2200 | 2220 | 400 | 60 | 2475 | 2390 | 52-m39 | 60 | 2550 | 2440 | 52-m52 | 80 | | 2400 | 2420 | 400 | 60 | 2685 | 2600 | 56-m39 | 62 | 2760 | 2650 | 56-m52 | 82 | | 2600 | 2620 | 450 | 80 | 2905 | 2810 | 60-m45 | 64 | 2960 | 2850 | 60-m52 | 88 | | 2800 | 2820 | 450 | 80 | 3115 | 3020 | 64-m45 | 68 | 3180 | 3070 | 64-m52 | 94 | | 3000 | 3020 | 450 | 80 | 3315 | 3220 | 68-m45 | 70 | 3405 | 3290 | 68-m56 | 100 | | 3200 | 3220 | 450 | 80 | 3525 | 3430 | 72-m45 | 76 | | | | |
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