Bend allowance: A*(pi()/180)*(R + K*t)
A=angle(°), R=radius, K=k-factor, T=thickness
Radius
Thickness
|
.032" |
.063" |
.100" |
.125" |
.030" |
0.398 |
0.404 |
0.406 |
0.407 |
.060" |
0.394 |
0.402 |
0.381 |
0.407 |
.090" |
0.391 |
0.401 |
0.380 |
0.406 |
.120" |
0.391 |
0.401 |
0.380 |
0.406 |
.188" |
0.392 |
0.401 |
0.380 |
0.406 |
|
Radius
Thickness
|
.048" |
.060" |
.093" |
.030" |
0.438 |
0.467 |
0.459 |
.060" |
0.433 |
0.463 |
0.457 |
.090" |
0.433 |
0.463 |
0.456 |
.120" |
0.433 |
0.463 |
0.456 |
.188" |
0.420 |
0.453 |
0.450 |
|
Radius
Thickness
|
.029" |
.078" |
.030" |
0.483 |
0.449 |
.060" |
0.479 |
0.446 |
.090" |
0.475 |
0.446 |
.120" |
0.475 |
0.446 |
.188" |
0.454 |
0.438 |
|
* Source: Machinery's Handbook, 26th Edition