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25th Sep 2010, 08:13 PM
Thread: 4140 steel designation
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It refers to the heat-treated condition, 'T'...
It refers to the heat-treated condition, 'T' being the commonly stocked version of 4140.
Lots of specific info on heat treating it here...
4140 High Tensile Steel - Interlloy -
24th Apr 2010, 09:17 PM
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martrix, I have a circular dropout of 25mm 304 SS...
martrix, I have a circular dropout of 25mm 304 SS plate that's about 78mm in diameter.
It was cut with a waterjet and weighs 952g.
If it's too big for your chuck, I can turn a step on it down... -
12th Mar 2010, 01:57 PM
Thread: Oil for Lathe Gearbox/Apron
by 60,000psi- Replies
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Our local Supercheap had Tellus46 @ $100 for 20L,...
Our local Supercheap had Tellus46 @ $100 for 20L, which I thought was reasonable... and handy when chasing things on the weekend.
I don't even consider Blackwoods these days. Their buying power... -
6th Mar 2010, 08:49 AM
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What sort of experience do you have already Com...
What sort of experience do you have already Com VC?
You might be able to get a start operating a profile-cutter, laser, or waterjet.
It's mainly 2D, but probably a good place to start before you... -
6th Nov 2009, 07:10 AM
Thread: Oh god!!!!!!!!!!!!
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Walkers in Maryborough (QLD) had equipment of...
Walkers in Maryborough (QLD) had equipment of similar proportions to those in the Doxford workshops. Maybe not lathes quite as big as that one with the crank in it! ..but certainly some very large...