Stainless Steel Sheet Bend Radius

The hardness of the metal.

Stainless steel sheet bend radius.

Hi my machine bending in radius 3 mm k faktor is 0 45 is it correct or not. To keep it simple i also use a 2 mm inside radius. Generally speaking the thicker a piece of sheet metal is the wider the internal bend radius will. Maximum sheet thickness for all other steel is 6 mm.

The minimum bend radius data shown in these charts is measured to the inside of the bend. Category thickness minimum bend bend radius. It is possible to choose other bends if you require but additional lead time and tooling charges may apply. Determining the minimum internal radius for a bend in sheet metal.

Steel american iron and. Recommended minimum bend radii for steel and aluminum. The tables below show bend radii and minimum bend sizes for materials and tooling combinations stocked by protocase. I can now see that the minimum flange length is 8 5 mm for such a bend so i have to keep it in mind when designing.

Divide 50 by the material s reduction percentage as specified by the material supplier subtract by 1 and then multiply by the plate thickness. Maximum sheet thickness for aluminum and stainless steel is 6 mm. Let s say i have a 2 mm thick sheet and i want to bend it. Specifing a bend radius from here will help prevent hair line cracks.

Aluminum where necessary 5052 h32 may be bent to 1t and 6061 t6 to 1 1 2t. Bend radii and k factors for 304 stainless steel sheet metal components share. A general guideline the minimum metal bend radius is approximately equal to the material thickness. Maximum weight is 40 kg.

22 gauge 0 030 0 76 mm. Since commercial sheet metal bending can be done with less concern for stresses caused during forming operation the radius can be near zero for thin sheet metal. Some form of analysis may be requried. Maximum dimensions are 2980 x 1200 mm.

Steel 304 1 mm thick. There are a two major factors that affect how tight you can make the internal radius of a bend in a piece of sheet metal. In a previous bending basics article you mention a material s tensile reduction percentage used for calculating the minimum inside bend radius of various metals. These dimensions are all in relation to a 90 angle.

I have a sheet metal bending table for most gages of sheet metal but not many for ss which is why i was asking this forum. If the product contains one or more sharp bends use the dimensions from the sharp tables for all bends in. Table 1 preferred recommended 90 degree bend radii for various sheet metals. You described a rough rule to find a steel s minimum bend radius.

The bend radii listed are standard minimum if manufacturing for aircraft and aerospace applications. Aluminum 5052 or 3003. The thickness of the metal.