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Home > Metal Fabricating Tips & Facts > Press Brake Bend Allowance Chart

Press brake bend allowance chart for mild steel

Advantage Fabricated Metals offers press braking services for those who require these metal-fabricating services. We operate a variety of press brakes to assist our OEM customers to produce press braked metal forms needed to meet their custom fabricated metal parts requirements.

To determine the bend allowance for your steel, determine the gauge of the metal and then use the chart that follows:

Part
Radius

Metal Thickness In Gauge or Inches
24
GA
22
GA
20
GA
18
GA
16
GA
14
GA
12
GA
11
GA
10
GA
7
GA
1/4"
0.024 0.030 0.036 0.048 0.060 0.075 0.105 0.120 0.134 0.179 0.250
1/64" 0.021 0.026 0.030 0.039 0.049 0.059 0.081 0.092 0.103 0.143 0.189
1/32" 0.025 0.029 0.033 0.042 0.053 0.062 0.084 0.096 0.107 0.146 0.192
1/16" 0.031 0.036 0.040 0.049 0.058 0.069 0.091 0.102 0.113 0.153 0.198
3/32" 0.038 0.043 0.047 0.056 0.065 0.076 0.098 0.109 0.120 0.160 0.205
1/8" 0.045 0.049 0.054 0.062 0.071 0.082 0.105 0.116 0.127 0.166 0.212
3/16" 0.056 0.061 0.065 0.073 0.081 0.091 0.111 0.121 0.131 0.167 0.225
1/4" 0.068 0.072 0.076 0.083 0.090 0.099 0.117 0.127 0.136 0.168 0.239
5/16" 0.082 0.085 0.089 0.096 0.104 0.113 0.131 0.140 0.149 0.181 0.253
3/8" 0.095 0.990 0.102 0.110 0.117 0.126 0.144 0.153 0.162 0.195 0.267
1/2" 0.122 0.126 0.129 0.136 0.144 0.153 0.171 0.180 0.189 0.221 0.295


The bend allowance figures are approximate guides to establish dimensions for bending and to develop the flat blank size of the component part.

For more information about Advantage Fabricated Metals and the metal forming, metal fabricating, and welding services we provide, please fill out our contact form or call us at 1-815-323-1310.

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Advantage Fabricated Metals
a division of Corrugated Metals, Inc.
We invest in our customers.™
3575 Morreim Drive • Belvidere, Illinois 61008
Phone: 1-815-323-1310 • Fax: 1-815-323-1317
Email: info@advantagefabricatedmetals.com

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