● Minimum Tangent Length for Induction Bending
Technical Information for Induction Bending
| NOM. DIA. | O.D | R/D(Min) | Radius | Clamp Length | ||
|---|---|---|---|---|---|---|
| C1 | C2(+) | C2(-) | ||||
| 100 | 114.3 | 1.5 | 171 | 280 | 280 | 450 |
| 125 | 139.8 | 1.5 | 210 | 320 | 320 | " |
| 150 | 165.2 | 1.5 | 248 | 360 | 360 | " |
| 200 | 216.3 | 1.5 | 324 | " | 380 | " |
| 250 | 267.4 | 1.5 | 401 | " | 380 | " |
| 300 | 318.5 | 1.5 | 478 | 480 | 460 | 550 |
| 350 | 355.6 | 2 | 711 | 510 | " | " |
| 400 | 406.4 | 2 | 813 | 530 | 550 | " |
| 450 | 457.2 | 2 | 914 | 630 | 650 | " |
| 500 | 508 | 2 | 1016 | " | " | " |
| 550 | 558.8 | 2 | 1118 | " | " | " |
| 600 | 609.6 | 2 | 1219 | " | " | " |
| - | - | - | - | Type-A | Type-B | Type-C |
Type-A
Type-B
Type-C
● Induction Bending Tolerance
Ellipticity
Thickness Reduction
Wrinkle or Swelling
Tolerance Range
| Bending Method | Pipe Material | Division | Bending Radius | ||
|---|---|---|---|---|---|
| 1.5D≤R<2D | 2D≤R≤2.5D | 3D≤R | |||
| Induction Bending | Steel Pipe | E (%) | Max.7 | Max.6 | Max.5 |
| Tr (%) | Max.22 | Max.20 | Max.12.5 | ||
| H(mm) | H≤1/100 D | ||||