Metallurgy discussions

need high aluminum content nickel allow

I need some tubing and round rod made of like 90% aluminum and maybe 5% nickel and 5% iron. Are there any commercial al...

0 comments posted 15yrs

posted by gjbugh

0 comments posted 15yrs posted by gjbugh

Q: cryogenic tempering appropriate for my application?

Cryogenic tempering (perhaps not the universally accepted terminology) has been recommended to me as an alternative to...

0 comments posted 15yrs

posted by j_juhlin

0 comments posted 15yrs posted by j_juhlin

Zinc Cementation

Does anyone have any thoughts on Zinc Cementation for Thiosulfate? We have played with it. It gets about 70% of the pre...

0 comments posted 15yrs

posted by stella

0 comments posted 15yrs posted by stella

Ammonium Thiosulfate

We are having some success with leaching sulfide ores with Ammonium Thiosulfate. We are experimenting with a Renovare R...

0 comments posted 15yrs

posted by stella

0 comments posted 15yrs posted by stella

Nonmetallic Inclusions

Hi everybody! I'm currently searching for papers or books about the formation and growth of nonmetallic inclusions in t...

0 comments posted 15yrs

posted by icepic1984

0 comments posted 15yrs posted by icepic1984

Q: How does Manganese promote work hardening in "Hadfield's Manganese"

Steels with large percentages of manganese (14%+) have the unique ability to form a very hard layer on their surface wh...

2 comments posted 15yrs

posted by j_juhlin

2 comments posted 15yrs posted by j_juhlin

Resistivity of Cu/Al Alloys

A few years ago, I saw the graph of the resistivity of opper/aluminum alloys, with respect to mole fraction of each spe...

1 comments posted 16yrs

posted by f32eurydice

1 comments posted 16yrs posted by f32eurydice

Resistivity nikel coatings on copper

Hi all I am working on an electric apparatus. I have an interrupter showing strange (high and unstable) electrical resi...

5 comments posted 16yrs

posted by pilo

5 comments posted 16yrs posted by pilo

Cognizance 2010-The Annual Technical Festival of IIT Roorkee

The Department of Metallurgical and Materials engineering , IIT Roorkee is glad to invite you to COGNIZANCE =9210- The...

0 comments posted 16yrs

posted by meta.cognizance2010

0 comments posted 16yrs posted by meta.cognizance2010

Stress corrosion on Al alloy 6082-T6 ?

Hi All I just wanto to ask if someone has ever experienced stress corrosion on Aluminium 6082-T6 alloy. I am working on...

1 comments posted 16yrs

posted by pilo

1 comments posted 16yrs posted by pilo

Teknik Penjanaan Wang Di Internet

Teknik Penjanaan Wang Di Internet Menjana Pendapatan Berterusan Tanpa Modal Walau Sesen Pun Teknik dapat membantu menja...

0 comments posted 16yrs

posted by duitberkat1000

0 comments posted 16yrs posted by duitberkat1000

Tempering 6061? (was: Welding 6061 weakens it?)

Some in these groups have opine'd that welding 6061-T6 would make it lose its treatment and result in T1. Aging at room...

15 comments posted 16yrs

posted by invalid

15 comments posted 16yrs posted by invalid

Welding 6061 weakens it?

Lined up a welder to weld a small bit onto a bike frame right at the 1/4 inch plate where the rear wheel attaches to th...

1 comments posted 16yrs

posted by invalid

1 comments posted 16yrs posted by invalid

Zinc-clad primer?

Sherwin-Williams store sells spray paints, one of which is called "Zinc-Clad Cold Galvanize Primer". What is this for?...

4 comments posted 16yrs

posted by invalid

4 comments posted 16yrs posted by invalid

Welding 6061

Have a project which requires 1/4" 6061 plate be welded to 1/16 wall tube 6061. What risk is there of success welding t...

3 comments posted 16yrs

posted by gone

3 comments posted 16yrs posted by gone