How to straighten bent 304 stainless steel tubes?

Due to the extremely small diameter and long length of the pipes, even after being transported in wooden crates, they still suffered from bending. Moreover, the thin wall thickness of these small pipes means that upon reaching the end customer, it is known that transportation is challenging and bending is inevitable.

These pipes only require manual straightening, so pipes with smaller diameters and thinner walls can all be straightened through manual methods.