Dimensioning Sheet Metal Drawings

I think this is the better way because you can acquire your cutting length without a flat pattern by adding the inside lengths fold allowance.

Dimensioning sheet metal drawings.

When producing drawings of sheet metal components i dimension from inside the flange walls. Horizontal dimensions should be read from the bottom of the sheet and vertical dimensions from the right hand side of the sheet as in fig. 15 satisfactory style of lettering for sheet metal drawings. I think this is the better way because you can acquire your cutting length without a flat pattern by adding the.

This is a common occurrence when manufacturers receive a sheet metal layout dimensioned in the flat pattern. 9 9 direction of dimension figures. See more ideas about sheet metal drawing sheet metal technical drawing. There is no consistently enforced distinction between an l m a bom or a p l.

Dimension figures and notes are lettered horizontally and are read from the bottom of the sheet. Jun 8 2019 explore h g raghunandan s board sheet metal drawing on pinterest. One needs to check that these factors are consistent with the tooling that will be used in manufacturing. A list usually tabular and often on the drawing if not accompanying the drawing on a separate sheet listing the parts needed in an assembly including subparts standard parts and hardware.

In the aligned system all dimension figures are aligned with dimension lines so that they may be read from the bottom or right side of the sheet. My boss dimensions from outside the flange walls and thinks this is the. When producing drawings of sheet metal components i dimension from inside the flange walls.