That may be an easier consideration rather than the rehab and cleaning removing the rust and repainting sealing which probably should be done removed from the door to do a complete and effective cleaning and sealing.
How to clean rust off bathroom door hinges.
Steam from hot baths or pots on the stove water sprayed from a shower or sink and other kinds of moisture take their toll on these small metal fixtures making cabinet doors hard to open and close.
Wet lubricants collect dust and gum up over time.
Cleaning pewter door knobs.
Hinges are relatively inexpensive to replace and would be involved is removing the screws that hold them in place to the door.
Wash the hardware in hot soapy water to remove the salt residue.
Unprotected cabinet hinges in kitchens and bathrooms can rust over time.
Rust converter spray paint.
Dry the hardware with a clean dry shop towel.
Wd40 is one of my favorite products and a staple in my workshop but i always use dry graphite or spray silicone lubricant on hinges.
Rust accumulates on door hinges when moisture is allowed to build up on the surface of the metal.
The moisture mixes with oxygen and forms rust.
In addition to its unsightly appearance rust can corrode and weaken the structure of metal causing holes to appear and increasing the possibility of the hinge breaking or snapping when the door opens.
Polish it with lemon oil to enhance the shine and repel water which will keep the.
Just rub the leaves firmly over pewter door knobs hinges and other surfaces to remove buildup and then buff them with a soft cloth to restore their sparkly clean look.