Latest threads in Metallurgy discussionsshow only best voted threads
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What's etchant for 13-8ph recast layer?
Hi, Is anyone know it ?We use wire edm to machine part.What's etchant for 13-8ph recast layer? Thanks! Tony
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15 years ago
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Cleaning rusted steel
Hi all. I have an antique cannon that had been left out in the elements for some time. The interior of the barrel has rusted and gotten pitted. I have been using penetrating oil and a stiff wire brush...
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15 years ago
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Release of the Surrogate Modeling (SUMO) Toolbox v6.1
We are proud to announce the 6.1 release of the SUrrogate MOdeling (SUMO) Toolbox. [*] The SUMO Toolbox is a Matlab toolbox that automatically generates a surrogate model (= a regression model, an...
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15 years ago
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best way to weld together 2 lead sheets?
What's the best way to weld together two 1/4" lead sheets? I was going to try and use a blowtorch, but I'm worried about compromising the lead thickness of the seams, so I thought I would pose the...
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15 years ago
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Etchant for 17-7 PH SS TH condition
I am seeking etchants for 17-7 PH SS TH condition except vilella's reagent. Does fry's reagent or kalling reagent work for it? Thanks.
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15 years ago
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Colt 1911/1911A1 in Damascus steel.
It is possible to fabricate a receiver and all the external parts of a Colt 1911/1911A1 in Damascus steel. Pattern welded steel/Damascus is harder and stronger than the regular forged steel used...
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15 years ago
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Chemical composition of steel alloys.
Hi there, I'm interested in the make-up of steel alloys, but find the representations of different grades of steel confusing. I want to know as it's just bugging me, and I want to get it out of my...
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15 years ago
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Cadmium Chloride - Alloy of choice?
Working with a cadmium chloride solution at around 170 DegF and looking for an appropriate pump material. Can't find the typical compatibility charts for this material. I mostly find elastomer info....
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15 years ago
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metal that will not fatigue after repeated bending?
Is there a particular type of metal that one could make a thin wire of, and subject to repeated bending without it breaking as easily as something like a coat hanger?
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15 years ago
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Help Advice Req. t304 stainless steel car exhaust rusting / corrosion please help
Hey guys, I have a Stainless Steel Exhaust made from t304 and it appears to be rusting and or corroding, however I have been told that this is impossible and I need advise. I can provide several...
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15 years ago
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Re-passivating Stainless Steel in Marine Environment
Hello All, I am having a problem with surface rusting of some stainless parts on our boat. I have been researching passivation of stainless steels, and it is my understanding that this can only be...
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15 years ago
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Stretched out coiled steel springs
What is your theory on why my spring stretching didn't work? :) Some springs I bought from McMaster-Carr were crap (Jones Spring). But stretching the orginals out and cutting off a few coils didn't...
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15 years ago
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Rivet compression
How would one calculate the diameter and thickness of the shop head of a rivet? I want to put together a 3D CAD model of MS20470 type rivets where I can indicate the thickness of material to be...
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15 years ago
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Ammonium Thiosulphate Gold Leach
Does anyone have any comments on using ATS for gold leaching> Can you make ATS? Thanks, /s/ Tom Milam, Jr.
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15 years ago
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metallurgical books
I've many books about materials science and engineering,I ready to send it for
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15 years ago
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