Metallurgy discussions

Will a tempering salt pot cause decarb?

I'm about to kick on my first salt pot. Its a knife size salt pot and i will use it to temper / austemper many alloys i...

2 comments posted 20yrs

posted by jeff.check

2 comments posted 20yrs posted by jeff.check

sigma phse, need some help plz..

hello I'm a student of Material eng and I'm writing a paper about the sigma phase, i found in a books i read 2 differen...

1 comments posted 20yrs

posted by sh.dinu6

1 comments posted 20yrs posted by sh.dinu6

Can you weld SS304 to zinc-plated ASTM A53 without corrosion?

We have a product in constant contact with fresh water consisting of 304 thin-wall tubing (0.3 mm thickness) welded to...

4 comments posted 20yrs

posted by billh234

4 comments posted 20yrs posted by billh234

Measuring moisture in magnetic material?

I just got involved in a project with a local mining company, and one of the threads involves measuring moisture conten...

2 comments posted 20yrs

posted by Robert.Lundqvist

2 comments posted 20yrs posted by Robert.Lundqvist

glaze like heat treament coating

Hello, Does anyone now of a product used to coat metal alloy samples before heat treatment to protect them from oxidisi...

3 comments posted 20yrs

posted by sc444

3 comments posted 20yrs posted by sc444

Experimental Alloy Question

Hello, Possibly someone here can steer me in the right direction. Over the past few years I?ve been following the progr...

7 comments posted 20yrs

posted by M.GS...

7 comments posted 20yrs posted by M.GS...

Steel recommendation , please?

Steel recommendation, please? We are looking for a hardenable steel that will fully harden when brazed at app. 1300 F. P...

1 comments posted 20yrs

posted by president

1 comments posted 20yrs posted by president

austenite transformation during tempering in martensitic steels and a few other questions

If a martensitic steel like W1 is quenched to 350F and then held there to temper, the 50% retained austenite transforms...

9 comments posted 20yrs

posted by sstamp

9 comments posted 20yrs posted by sstamp

31 Dec Carbide Cannons active in The Netherlands

Hello all over the world, 31 Dec 2005 is it time for us great Carbide cannon fom 180 Liters. The pipe is 155 cm and 40...

0 comments posted 20yrs

posted by jfdebaron

0 comments posted 20yrs posted by jfdebaron

Carbide Cannons in the Netherlands

Hello all over the world, 31 Dec 2005 is it time for us great Carbide cannon fom 180 Liters. The pipe is 155 cm and 40...

0 comments posted 20yrs

posted by jfdebaron

0 comments posted 20yrs posted by jfdebaron

Spelter statuary alloy?

Who knows anything about spelter alloy, as commonly used for cheap fake bronze statuary? All I know is that it's either...

5 comments posted 20yrs

posted by dingbat

5 comments posted 20yrs posted by dingbat

SPHEROIDIZATION

-- I already posted this at metalworking group, to get more help i am posting here again. hi everyone, i am came across...

0 comments posted 20yrs

posted by gunda.vikram

0 comments posted 20yrs posted by gunda.vikram

Induction melting of steel - melting time calculation

Hi, We're trying to size a small induction melting furnace (similar to those used in the jewelry making industry) for o...

1 comments posted 20yrs

posted by nospam

1 comments posted 20yrs posted by nospam

Extractive metallurgy of Cr (or Cr2O3)

I'm an uni. student from material science and engineering. Is there anyone who can help me about extractive process of...

1 comments posted 20yrs

posted by leventaktug

1 comments posted 20yrs posted by leventaktug

Shear Strength

Can anyone direct me to a reference which actually states the general relationship between shear strength and tensile s...

9 comments posted 20yrs

posted by jmac

9 comments posted 20yrs posted by jmac