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Questions tagged [metal-folding]

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How to shape sheet metal like Willys hood latch?

I am want to produce Willys' hood latches like links below Hood latch link 1 Hood latch link 2 Hood latch link 3 What kind of metal shaping process is this? Even I could not figure the mold out.
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24 views

Rolling U shape profile [duplicate]

My plan is bending sheet metal as curved u profile using rolling machine something like motorcycle and or trucks fenders. Is it possible ?and how?
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1answer
71 views

How to form steel truck fenders [closed]

I want to set up steel truck fenders production line, but have no idea how to do that. Something like this picture. Edit1: I have two plans to form final curved shape , using a hydraulic press or ...
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41 views

Which K-factor (metal bending) is defined first, ANSI or DIN?

Description We had been through several issues with K-factor handling of two groups according to two different standards which uses same name. As it turns out, ANSI and DIN has defined the same ...
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1answer
27 views

Kfactor for laminated steel plates rolling

I need to make a flat pattern for a cylinder made from a steel plate 44mm thick laminated with explosion cladding stainless steel plate of 8mm total plate thickness is 52mm. How I usually work is ...
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1answer
194 views

Bending a concave sheet metal lip in AutoDesk Inventor

I am trying to bend this sheet metal concave lip inside the electrical box. I also need the top of the bent part below the top edge of the outside of the box.
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1answer
74 views

Understanding plastic deformation

Is understanding tensors a prerequisite for understanding plastic deformation (metal forming) equations, plane stress, plane strain conditions, etc..? If so which book should I use to understand ...
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3answers
116 views

Understanding metalwork manufacture — How are Purchase Quotations prepared?

I have been involved with a number of metalwork design projects lately and I'm increasingly finding myself asking for quotations for small prototype runs (often one-off jobs) to verify the validity of ...
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1answer
63 views

Coating gold on to sunglasses lenses?

Recently I have been trying to find out more about the process that is used to coat glasses lenses with gold. I asked about it in another forum last night and I was directed here. I initially thought ...
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1answer
134 views

Folding of thin gauge metal sheets

I would like to fold thin metal sheets to a particular angle. For example: fold a 0.1mm thick steel strip of width 20mm and length 150mm to an angle of 45° along its length (10mm panels on each side ...
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2answers
6k views

How do I size metal plates to get the correct dimensions after folding?

I am designing a metal plate that will be laser-cut (or machine-cut) and then folded. I want to know how to size the pre-folded plate in order to get the right dimensions after folding. My actual ...