Yard trailer - rust protection

You may be right about the price of galvanising today but I have fairly recently two galvanised trailers from RM which were not excessively expensive and the homemade dinghy combi trailer was certainly under £50 to be galvanised ten years ago.... I suppose we are lucky because we have a very good galvaniser on our doorstep British Metal Treatments in Gt Yarmouth who is also very reasonable.
 
Any tips for getting waxoil into long box sections?
You can use a high pressure sprayer that's made for the job, it has a long lance for getting into closed sections http://www.toolworld247.com/product/HMMWAXOYLHPS or, if both ends of the box section are open, you can tie a bundle of rag to the end of a cord, dip it in Waxoyl, and use it like a gun pull-through. The clear Waxoyl is best for trailers. They also do a black pigmented one which is intended to conceal as well as cure chassis rust but this doesn't penetrate as well into existing rust and welds, also it tends to clog in the sprayer.
 
For what it's worth I painted the railings outside my house wit Hammerite 25 years ago and they're as good as new.
 
Thanks

All,

Thank you all for the replies. Plenty of info for me to digest and to research prices for all the suggestions.

When I get around to a conclusion/application I'll post some updates. But that might take some time....I usually work to a "measure many times cut twice" formula!

Thanks,

Conor
 
painting yard trolley

I have always found that bare steel doesn't survive rusting using a barrier paint system alone. As others here have said, galvanising is really the best way to go, but the price would be excessive, so IMHO I would go for a zinc rich paint,such as Bondaprima, which is sacrificed in preference to the steel, then overcoat with a sealer topcoat paint. It won't last forever but it should protect the steel from further rusting.
good luck
 
Rust prevention

As said treat with a Rust converter (Phosphoric Acid) then a rust preventive paint.
However with my boat trailer with box sections I use lots of old engine oil and grease.. very messy but very good at stopping rust. I drilled holes int the top of box sections that are kind of sealed and poured oil in until it ran out of the welded joints. I used a stick with a rag attached also soaked in oil to push up the open box sections to distribute the oil over all surfaces.
i think the answer is to treat the metal every year not just hope for long term protection.
good luck olewill
 
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