Kanwer Singh Arora

3 Questions 4 Answers 0 Followers

Questions related from Kanwer Singh Arora

Correct specimen geometry for conducting tensile test (overlap joints) ?

What is the right way of conducting a tensile test of MIG-brazed overlap joint? Is it necessary to prepare dog-bone shaped specimen or a 25mm wide strip will suffice? What could be the differences...

09 September 2017 562 3 View

Fracture surface preservation of fatigue testing samples of steel?

In case of fatigue testing of steels, what would be a good way to protect fracture surface from rusting for up to 15 days? These are fatigue test samples for 1 mm thick IF and DP steels. Minimum...

04 April 2016 9,467 7 View

LePera etchant - Why does in our case Picric acid crystallize on mixing with Sodium metabisulfite?

We are trying to etch DP600 using LePera etchant. As soon as we add Sodium metabisulfite to Picral, the picric acid crystallizes as powder at the bottom. Even after stirring for long it does not...

11 November 2015 2,443 2 View