Recent content by nawlins

I have looked online at the resources available. Nothing is cast in stone so to speak. Too many things can be caused by too many variables. Like what came first the chicken or the egg.

Maintenance man has a double row spherical roller bearing. Inner race bore is 9" The inner race looks to be in good shape but the outer race has heavy spalling about a quarter of the way around it's inner circumference. The cage is 2 pieces and is made of Al. One of the cages has a crack right...

Looking for sigma phase in duplex stainless steel. Where can I find some photos pointing out sigma as seen from a scanning electron microscope.

what alloy contains 64% Ni and 30% Cu thanks

Thanks all

All of the areas like that read the high chrome content. These areas are also a dark red like a dark colored rust but it is in tact and hardness values are in the 600 vickers areas.

Why would a piece of 3166ss have a 26% chrome content after it has corroded? Is this what is known as chrome carbide diffusion.

Is there a table available that tells you the amount of chemical to water to make saturated solutions at room temps. In particular Copper sulfate and sodium hydroxide potassium hydroxide. Thanks