| Subject | Date Asked |
|
| metallurgy | 10/15/2009 |
Q: can u please send some photographs regarding the microstructure of carbide, bainite, retained ...
A: Sorry. I feel you have not verified my area of expertise before asking this question to me.Have you ...
|
| Metallurgy - Effect of Normalising, Need to Normalize | 10/14/2009 |
Q: What is the need to Normalize the Steels after rolling? Effect of such normalizing ? Effect of using ...
A: Please look in to Wikipedia by google search and read "Normalizing: Carbon steel is heated to ...
|
| METALLURGY | 9/23/2009 |
Q: what make the welding of medium cARBON STEELS DIFFICULT COMPARE TO LOW CARBON STEELS
A: Please refer to the book "Physical Metallurgy Principles" byRobert .E.Reed Hill and Physical ...
|
| METALLURGY | 9/15/2009 |
Q: SIR, WE MANUFACTURE GEARS WITH CASE HARDENING STEEL WHICH HAS NICKEL CONTENT OF 3.8 TO 4.5 ...
A: You can prepare a test sample and give to any reputable crystallographic laboratory.They will give ...
|
| solidification | 9/9/2009 |
Q: why metals solidify at a particular temperature and its alloy over a range of temperature??? does it ...
A: 1.My Emil ID is pgpanikkar@rediffmail.com 2. I suggest you to put this an open question so that ...
|
| Melting Bismuth | 9/7/2009 |
Q: Sir, I intend to use a small raw bismuth block in magnetic experiments and need to change the ...
A: I am sorry to tell you that this question does not belong to my area of expertise.How ever as the ...
|
| 316 Stainless Sheet | 8/18/2009 |
Q: is there somewhere I can find what the official range in regards to tensile and yield of 316 ...
A: I am sorry that I could not answer the question early as I did not have the ready answer with me. ...
|
| Stainless and Carbon Contact | 8/17/2009 |
Q: We're looking to build a cover for a old abandon concrete stack. We want to use 11 gauge stainless ...
A: You are correct that when two dissimilar metals in contact create corrosion. "Corrosion is a ...
|
| steel grade St 52-2 & 53-2 | 8/3/2009 |
Q: I have requirement for steel plates chequered for Grade St 52-2 & 53-2, i have received offered from ...
A: The Q235 B is a mild steel and the chemical and mechanical properties are approximate as follows:- ...
|
| iron ore analysis | 7/31/2009 |
Q: Please let me know the accuracy limit of online analysis of Fe content in iron ore by XRF and other ...
A: As you know well, In wet analysis always there is scope of human errors more than other methods. I ...
|
| gold versus brass | 7/14/2009 |
Q: my husband and i found a piece of metal from a 1910 engine and it looks like gold however we are ...
A: You may please go to a gold smith or a shop dealing old ornaments.They will test and inform you ...
|
| Gold extraction From Sand | 7/7/2009 |
Q: I am a water well driller in Reno Nv. area and am interested in retrieving gold from my mud unit. ...
A: Please take a few representative samples and get the same analyzed in a reputable laboratory for the ...
|
| Mercury for gold recovery | 7/6/2009 |
Q: I have a couple of questions for you. If you can't answer one or the other maybe you can direct me ...
A: First of all please understand that 8.5 ounces of mercury is not a gold mine for you. It is only a ...
|
| MELTING GOLD & ALUMINUM | 6/6/2009 |
Q: I melted 4 ounces of 14K gold to attempt to mold a 3 oz. fishing weight for a pendant. After a few ...
A: Aqua regia can dissolve the gold and you can recover Gold. Please read the google search and fine ...
|
| iron ore analysis | 6/4/2009 |
Q: Can you give me information for online iron ore analysis.
A: There are many methods for on line analysis including the microwave,XRF,XRD, etc.Even for moisture ...
|
| Hi P iron ore | 6/1/2009 |
Q: We have access to a high grade (Fe) Iron ore, but P content between 2%-3%,on an early mining ...
A: In acid Bessemer process only carbon ,silicon and Manganese can be eliminated.There is no ...
|
| metals | 5/27/2009 |
Q: i am inquiring about the mixture of certain metals together. I am wondering is it possible to mix ...
A: 1.No, by mixing metals nothing can be achieved. It will be a heterogeneous mixture of metals with ...
|
| Non-Ferrous Alloys Question | 5/25/2009 |
Q: I want to start a new business of importing Non-Ferrous Alloys and supplying to different ...
A: 1. There are many web sites dealing with non ferrous alloys. I think Alibaba.com is one of them. ...
|
| metal extraction | 4/29/2009 |
Q: difference between cast iron and pig iron on manufacturing basis
A: Pig iron "Pig iron is the intermediate product of smelting iron ore with coke, usually with ...
|
| iron from steel | 4/9/2009 |
Q: Sir: is it possible to extract the iron from steel in other words unalloy or remove the "impurities" ...
A: The question is very interesting.But sorry to say that I have not come across any process by which ...
|
| metallurgy | 2/3/2009 |
Q: how to measure the temperature of melting furnace which instrument is been used?
A: The instruments used for the measurement of the melting furnaces are based on the applications and ...
|
| post heating | 1/4/2009 |
Q: why we are doing postheating in alloy steel welding?
A: The preheating is application of heat to a base metal immediately before welding. Preheating helps ...
|
| processing of gold | 11/27/2008 |
Q: gud day sir!! i really want to know about the processing of gold using carbon in pulp method that ...
A: Gold extraction is a highly technical process with many steps Kindly search in www.google.com and ...
|
| metal structure | 11/25/2008 |
Q: what does allotropic mean what does iron and steel have to do with it.
A: Iron is a metal with polymorphism structure. Each structure stable in the range of temperature, for ...
|
| gold | 11/24/2008 |
Q: How can I separate gold from mercury?
A: Gold(Au) and mercury (Hg)are two separate metals.So from pure mercury you cannot extract Gold. 2. ...
|
| Medieval metallurgy | 11/20/2008 |
Q: I', doing a research project on metallurgy in the medieval era. I was wondering if you could give me ...
A: 1. I hope you have heard about the Iron pillar inn Delhi.Please look in to the details of this ...
|
| metallurgy | 10/28/2008 |
Q: For a translation project, does the following make sense to you in English? Are there any ...
A: sir, 1. a) an ore based steel plant or b) an iron ore based metallurgical production ...
|
| metallurgy | 10/27/2008 |
Q: For a translation project, does the following make sense to you in English? Are there any ...
A: Technically there are no mistakes in your translation. 2.I suggest you to give simple sentences ...
|
| removing phosphorus from iron ore | 9/21/2008 |
Q: some iron deposits that contain in average 1.75 % of P2O5 - How can we remove this Phosphorus (and ...
A: I am afraid,both are not acceptable limit.Now a days people insist on 0.075 P as acceptable ...
|
| removing phosphorus from iron ore | 9/19/2008 |
Q: some iron deposits that contain in average 1.75 % of P2O5 - How can we remove this Phosphorus (and ...
A: Sir, 1.Please consult any Metallurgical laboratory of repute near your place . The ore sample may ...
|
| Sintered Metal Hardness | 9/10/2008 |
Q: What is the Rockwell Hardness of powder metal material SS-410L-20.
A: Why don't you do the home work before asking such questions? Kindly understand that I too have to ...
|
| ask quation | 9/6/2008 |
Q: properties and application of manganese steel
A: A paper by Ichiro Tsukatani1), Shun'ichi Hashimoto1) and Tsuyoshi Inoue1) of Kobe steel says ...
|
| 4130 Fracture | 7/30/2008 |
Q: Can someone please help me find out why my conveyor chain is breaking. The chains operation ...
A: With out visiting your site and studying the construction and duty I cannot make a solution.Are you ...
|
| slip and twinning | 3/23/2008 |
Q: how does and why the recrystallization temperature of themetals is affects on alloying?
A: The formation of new equi-axed grains in the heating process, instead of the oriented fibrous ...
|
| slip and twinning | 3/23/2008 |
Q: why do the ductility of a metal increases with the rise in temperature?
A: I have already mentioned in my another mail about recrystallizations.Please read the same .Hot ...
|
| heat treatment | 3/23/2008 |
Q:
A: Kindly note that I shall answer the questions of relevant to my experience and expertise only . I ...
|
| iron production | 3/15/2008 |
Q: how was iron manufactured in the early centuries?, including the methods, machinery and all the raw ...
A: All the three questions are made with out doing any home work by the concerned. It could have been ...
|
| making gold nuggets from gold powder (talc) | 2/23/2008 |
Q: been looking for help on this, hope and pry you can help or direct me to one who can any ...
A: 1. Please get the analysis of the material you are possessing done by a qualified person.You may ...
|
| extractive metallurgy services | 2/10/2008 |
Q: i have an odd query. I have a small nickel-iron meteorite and wanted to have it made into a wedding ...
A: The extraction of lead is done in Huntington-Heberlein process and D-L Sinter machine and then in ...
|
| seperating mercury-gold alloy from a gold coin | 2/2/2008 |
Q: i have a gold coin. it is canadian maple leaf. one day a drop of mercury fall on the gold coin ...
A: When mercury falls on Gold it makes an amalgum.It is very difficult to remove the patch formed.Try ...
|
| Case hardening | 1/28/2008 |
Q: Im doing an experiment in my class and were trying to find the best way to strengthin iron. We came ...
A: Please read the book Physical metallurgy and Mechanical testing by Prof:Lakhtin, a Russian ...
|
| 201 LN | 12/12/2007 |
Q: I looking for suppliers of 201 LN steel from both India and Abroad. Any information in this regard ...
A: Please contact AK steels Ohio for the supply of 201 LN grade steels. There may be some chinese ...
|
