Seamless elbow is a kind of pipe fitting used for pipe turning.Also called seamless elbow or seamless pipe elbow，In the pipeline system used in all the pipe fittings, the largest proportion, about 80%.Generally, different forming processes are selected for elbow with different material wall thickness.At present.Manufacturing plants commonly used seamless elbow forming process hot push, stamping, extrusion, and so on.
Because the seamless elbow manufacturing process is different，It is divided into hot rolling seamless elbow pipe and cold drawing seamless elbow pipe fitting.Cold drawing (rolling) tube is divided into circular tube and shaped tube.
seamless elbow standard
Nominal diameter | The end diameter | Dimensions from center to end | Center to center size | Back to end dimensions | |||||
45 °elbow | 90 °elbow | 180 °elbow | 180 °elbow | ||||||
A series | B series | Long radius | Short radius | Long radius | Short radius | Long radius | Short radius | ||
15 | 21.3 | 18 | 16 | 38 | - | 76 | - | 48 | - |
20 | 26.9 | 25 | 16 | 38 | - | 76 | - | 51 | - |
25 | 33.7 | 32 | 16 | 38 | 25 | 76 | 51 | 56 | 41 |
32 | 42.4 | 38 | 20 | 48 | 32 | 95 | 64 | 70 | 52 |
40 | 48.3 | 45 | 24 | 57 | 38 | 114 | 76 | 83 | 81 |
50 | 60.3 | 57 | 32 | 76 | 51 | 152 | 2 | 106 | 100 |
65 | 76.1(73) | 76 | 40 | 95 | 64 | 191 | 127 | 132 | 121 |
80 | 88.9 | 89 | 47 | 114 | 76 | 229 | 152 | 159 | 159 |
100 | 114.3 | 108 | 63 | 152 | 2 | 305 | 203 | 210 | 197 |
125 | 139.7 | 133 | 79 | 190 | 127 | 381 | 254 | 262 | 237 |
150 | 168.3 | 159 | 95 | 229 | 152 | 457 | 305 | 313 | 313 |
200 | 219.1 | 219 | 126 | 305 | 203 | 60 | 406 | 414 | 391 |
250 | 273 | 273 | 158 | 381 | 254 | 762 | 508 | 518 | 467 |
300 | 323.9 | 325 | 189 | 457 | 305 | 914 | 610 | 619 | 533 |
350 | 355.6 | 377 | 221 | 533 | 356 | 1067 | 711 | 711 | 610 |
400 | 406.4 | 426 | 253 | 610 | 406 | 1219 | 813 | 813 | 686 |
450 | 457 | 478 | 284 | 686 | 457 | 172 | 914 | 914 | 762 |
500 | 508 | 529 | 316 | 762 | 508 | 1524 | 1016 | 1016 | |
550 | 559 | - | 343 | 838 | 559 | ||||
600 | 610 | 630 | 381 | 914 | 610 | ||||
650 | 660 | - | 405 | 991 | 660 | ||||
700 | 711 | 720 | 438 | 1067 | 711 | ||||
750 | 762 | 820 | 470 | 1143 | 762 | ||||
800 | 813 | - | 502 | 1219 | 812 | ||||
850 | 864 | 920 | 533 | 1295 | 864 | ||||
900 | 814 | 1020 | 565 | 1372 | 914 | ||||
1000 | 1016 | - | 632 | 1524 | 1016 | ||||
1050 | 1067 | 1120 | 663 | 1600 | 1067 | ||||
1100 | 1118 | 1220 | 694 | 1676 | 1118 | ||||
1200 | 1219 | - | 758 | 1829 | 1219 | ||||
1300 | 121 | - | 821 | 1981 | 1321 | ||||
1400 | 1420 | - | 883 | 2134 | 1420 | ||||
1500 | 1524 | - | 947 | 2286 | 1524 | ||||
Seamless elbow has the following advantages: non-toxic health, light weight, heat resistance, corrosion resistance, heat preservation, impact resistance, long service life.
DSTEELPIPE is one of the leading seamless elbow suppliers and manufacturers ,If you want to know the seamless elbow ,please to contact us. Our customer service specialists will be happy to help you.
Email:info@jiade-group.com