Originally Posted by
Velognome
I did:
4130 frames and gas pipe frames of CroMo may have an issue but that alloy is compounded ( locked up) so maybe it's not effected by electro plating process?
4130 is very close to Columbus. Remember it is an alloy. The chromium is there, but it is not so diffused that it cannot be effected from acid or deplating. Soak a 4130 tube in an acid bath overnight and observe it and or check its mechanical properties.