Diesel Fuel in a portable can.. ever hear this?

Brad Gyde

Member
So, being I'm younger this seemed odd to me, figured I'd ask if anyone else ever heard this..

In a manual for my diesel pickup, as I was leafing through it, I saw it said don't use galvanized cans to store fuel in as an additive in fuel will dissolve the galvanizing and in turn damage injectors..

Could/would this really happen? I mean I guess if it's in print, it must, right?

I can see where the zinc/galvanizing can leave a deposit on the injector tips, keeping them from opening/closing as they should.. But really, would the coating come off the can, just like that?

I will add it was getting later in the day yesterday when I read that, and I was beginning to wonder what I was gonna learn for the day.. Guess that was it.


Brad
 
Now you got me worried about my old JD diesel as I thought the old metal fuel & gas tanks were zinc coated too.
 
Mike M,

I guess that's kinda what made me ask this question.. I know some machinery around here at least LOOKS like the tank could have possibly been galvanized..

Like I said, being a younger guy, I never put any thought to it until I read that in the pickup manual.


Brad
 
Isn't On Road & Off Road fuel different??

On Road doesn't smell nutt'en like it use too.....
 
It states as much in more than one place. The manual on my new tractor warns against using galvanized fittings on fuel storage tanks. That's not the first time I heard this. All my fuel tank fittings are black iron. Never feed a calf milk out of a galvanized pail, either.
 
I've worked in the mechanic field since 1978 and this is the first time I ever heard this. I really don't know though.
 
I don't know the science of it but it has been known about for many years, long before bio fuels came along that galvanised fuel tanks and fuel delivery piping should not be used for diesel storage or pump/injector damage would occur.
 
I also have heard you shouldn't use galvanized fittings on fuel lines of any sort because of flaking. Hydraulic lines too. Jim
 
both off road and over road fuels are ultra low sulfer,dyed doesnt get charged some of the tax. same fuel as old said. Bill
 
its true, if you put diesel fuel in a galvanized can it will immediately start to have vapors come off that looks like smoke , I have seen it. We were told this in a Ford tech class once also, and it is in their literature. If you doubt it just find an old galvanized gas can and pour some diesel fuel in it.
 

Well we have used steel fuel cans for over 70 years and never had a problem with pumps or injectors. I have used just about everything for fuel from steel ,galvanized,ss,plastic,never had a problem. We don't let the fuel set in them though. Just to get it to the equipment from the tank.
 
Galvanizing contains zinc which leaches into the diesel fuel over time resulting in harmful deposits inside the fuel injectors. These are very difficult if not impossible to remove. This will be most prevalent in todays high pressure common rail type fuel systems.

Brass, copper, or plated hardware and fittings also contain zinc and therefore should not be used either. To be safe, black iron, uncoated steel, plastic, or stainless steel fittings and containers should be used to store or transport diesel fuel.

This comes from my role at a major manufacturer of heavy-duty diesel engines.
 
I have had the habit, of buying my vehicle, and machinery oils in 5 gal pails. I currently have 10 or more that, haven't been turned into feed buckets, or storage for used oil and hyd. oil. If I need more than 15 gal. of fuel, then I grab a couple of them. Most cheepskate's will use these instead of buying regulation cans. I don't like pouring fuel out of them, but have a large galvanized fuel funnel, that makes it easier. I expect that I am not the only one who uses those plastic 5 gal Hy Tran cans as fuel cans.
 

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