Metallurgy discussions

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Metals in vintage computers

Are there any expensive metals in vintage computers which once were expensive but now are junk for free ? For example o...
2 comments posted 22yrs
posted by leah_lidtorf
2 comments posted 22yrs posted by leah_lidtorf

Questions regarding sintering of metals

I hope someone is familiar with sintering processes well enough to explain to me a little about the limitations of sint...
3 comments posted 22yrs
posted by sporkedUNDERLINEagain
3 comments posted 22yrs posted by sporkedUNDERLINEagain

Carbon Monoxide: Redux

OK, everyday I dirve by an integrated Steel Mill (one with a blast furnace). Sometimes I see a blue burnoff flame, some...
3 comments posted 22yrs
posted by LTBrick
3 comments posted 22yrs posted by LTBrick

Welding of aluminium tube

We've received an enquiry from a company who require 6061 aluminium tube to be welded to EN30042 level B standard. Do y...
0 comments posted 22yrs
posted by NEIL.LOWRIE
0 comments posted 22yrs posted by NEIL.LOWRIE

Titanium - Crevice Corrosion

I have a Grade 2 Ti tube (2mm wall) which has been lying in a stainless tank containing hot orthophosphoric acid. The c...
2 comments posted 22yrs
posted by nolonger
2 comments posted 22yrs posted by nolonger

Need supplier of alloy 4820

We are trying to find a supplier of 4820 bar stock (1 1/2" and 2 3/4") We were buying it from Castle and they stopped c...
1 comments posted 22yrs
posted by gpickren
1 comments posted 22yrs posted by gpickren

Assessment of tin surface

Hi, due to a project at my university I have to invent a possibility to assess resp. measure the quality of the surface...
1 comments posted 22yrs
posted by peez
1 comments posted 22yrs posted by peez

Inorganic thermodynamics software?

I need to do some equilibrium calculations for various mixtures of metal oxides and metal silicates at high temperature...
2 comments posted 22yrs
posted by walker
2 comments posted 22yrs posted by walker

"Unwelding" a stainless steel panel?

I teach at a medical school. For a joint research project, we had a submersible ultrasound transducer encased on all si...
3 comments posted 22yrs
posted by backon
3 comments posted 22yrs posted by backon

werkraft 1.8159 aka 50CrV4

Will this steel make a good european style sword blade?
0 comments posted 22yrs
posted by lc8ubtooo
0 comments posted 22yrs posted by lc8ubtooo

40È13. 95È18.ÛÈ15.ÄÉÁÍ26 á12,ò6í5

40È13. 95È18.ÛÈ15.ÄÉÁÍ26 á12,ò6í5 ëÏÄ ðÒÅÄÌÁÇÁÅÔ ÓÔÁÌÉ þð"éîóôòõíåîô" îÁÉÍÅÎÏ×ÁÎÉÅ ãÅÎÁ /ÇÒÎ./Ô/ ãÅÎÁ usd 1...
0 comments posted 22yrs
posted by instrum
0 comments posted 22yrs posted by instrum

Identifying beryllium bronze

Assume I have a pile of scrap bronze, of various sources. I wish to re-use this bronze, either by machining it, forging...
4 comments posted 22yrs
posted by dingbat
4 comments posted 22yrs posted by dingbat

obtaining 60 Cr4 steel in norway

I am trying to get hold of 60 Cr4 steel in norway, but so far none of the supplyers i contacted can deliver it. Maybe i...
5 comments posted 22yrs
posted by lc8ubtooo
5 comments posted 22yrs posted by lc8ubtooo