Latest threads in Metallurgy discussionsshow only best voted threads
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Comparison between Mild steel vs Stainless steel S.S.202
Dear Sir, Please give me the detailed comparison between properties of S.S 202 ( Mechanical, Chemical, eletrical, thermal as well corroson resistance properties). Regards, Nitin.
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18 years ago
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Baffling assignment questions - please help
I have an assignment, Q1 and Q2 look very similar: 1. Draw the typical equilibrium diagram for a binary alloy forming a continuous series of solid solutions. 2. Draw the typical equilibrium diagram...
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18 years ago
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Non Magnetic metallic raw material capable of RC 55
Any thoughts on this? Alan Gamble
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18 years ago
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Tradition chinese information
Dear Kim , Do you've ion implant information by tradition chinese ( maybe websit ...) tks & best regards , Martin Lin
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18 years ago
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thermal radiation shields
Hi folks, I'd appreciate any guidance I can get on the suitability of a couple of different choices of metals in a high temp inert atmosphere furnace application. We are building a new series of small...
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18 years ago
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Help identify this alloy,
I've found an alloy which I'm unfamiliar with. I was wondering if anyone knows anything about it; an application, physical mechanical properties or even a name (AISI, DIN, etc) I have a composition:...
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18 years ago
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Normalizing fo SCM415H steel
Normalizing is the simplest yet a very typical heat treatment process. We are making gears+shafts for two wheelrs. I faced problem with Normalizing of Gears & Shafts of Steel grade (JIS) SCM415 or...
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18 years ago
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Questions regarding maximum yield stress of standard hardened steel dowel pins
Hello everyone, I would like to ask if anyone could please help me with the following situation. I am using a standard hardened steel "pull out" dowel pin from as a bearing shaft. I need to know the...
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18 years ago
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Selective Corrosion of Al alloy casting
Hello Group Has anyone ever come across selective corrosion (leaching) of the Al phase from a cast Al Alloy? What's left behind is a skeleton of primary silicon needles in a matrix of black corrosion...
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18 years ago
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Burnishing
Am pressing steel parts with a 2 Degree included angle and a 1mm interference fit together Am burnishing Moly Disulphide powder into the surfaces At what point do I know the burnishing is right Its...
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18 years ago
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Rh in super alloys
Hi! So rhenium is being used in superalloy turbine blades to improve creep resistance. How rare/expensive is it to use rhenium? Can anyone put it in context to its neighbour W? Open discussion on the...
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18 years ago
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Roll of Niobium in the oxidation of alloy steels
Hi! First time poster. I'm interested in data, theories and speculation on the roll of niobium as a "microalloying" addition, and how it affects the oxidation of alloy steels. To elaborate, I say...
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18 years ago
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slag foaming basics needed
We have problems where I work with the slag foaming over. At the BOF this causes problems when they need to get a sample and at the Ladle Treatment Station the ladles will foam over on certain grades...
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18 years ago
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forming aluminium
Can someone help me with some basic information about forming I want to form some sheet aluminium by pressing and heating. What temperatures, forces are required, and what is an appropriate material...
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18 years ago
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Best source for steel tempering
I'm trying to find the best source for ITDs, and/or martempering times and temps. It'd really be nice if there's a source on the web, as our library isn't too great in this area. In particular, I'm...
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18 years ago
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