Large Radius Bending Inch Sheet Metal Parts

R bending

April 30, 2024 – meviy now offers support for adding large radius bends, perfect for applications such as sensor covers or cowlings requiring seamless bends across large surfaces.

Material & Gauge Availability

    • Carbon Steel: 22 ga. (0.0299″) – 11 ga. (0.1196″)
    • 304 Stainless Steel: 22 ga. (0.0312″) – 11 ga. (0.125″)
    • 5052 Aluminum: 0.025″ – 0.125″

Inner R range

Plate thickness Minimum inner R Maximum inner R
#24 0.394″ 5.905″
#22 0.394″ 5.905″
#20 0.394″ 5.905″
#19 0.394″ 5.905″
#18 0.394″ 5.905″
#16 0.394″ 5.905″
#14 0.394″ 5.905″
#13 0.394″ 5.905″
#12 0.394″ 5.905″
#11 1.181″ 5.905″

 

Inner R

 

Processing Method:

Feed bending (a.k.a. “step bending” or “bump bending”) will be used to process these bends, so there will be die marks left in the part as shown below:

  • FR-bending

    FR bending

  • dent markDent mark

Lead Time

    • Without surface treatment: ~7 days
    • With surface treatment: ~9 days
      *Expedite delivery option is unavailable for Large Radius bend parts

Production example:

  • R bending (front side)

    Front Side View

  • R bending (back side)Back Side View

    • Plate thickness: 0.063″ Size: 9.84″ x 6.77″ x 5.59″
    • Material: 5052 Aluminum
    • Surface treatment: Clear Anodize

Common Errors and Solutions

If the model ends in a radius, an Automatic Quotation failure will occur. (Figure 1). Be sure to provide a flange at both ends of the bend. (Figure 2).
*Please model the flanges according to our table on Minimum Bending Height for Large Radius Bending.

  • Fig.1

    Figure 1:

    Automatic Quotation failure
    (model ends with bend)

  • Fug.2Figure 2:

    Automatic Quotation success
    (Large Radius has flanges on both ends)

meviy Marketing Team

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