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In one of my past jobs, we crush tested ball bearings. This was a standard test and used a "Three High" ball test were three (3) ball bearings were stacked on top of each other and then compressed. There was a calculation to determine the strenght of the ball bearings. Does any one...

emery: The best source I know for design information is a company that makes these type of parts. They would probibly want to do the work for you but it might be the right choice. I suggest you contact them. Contact Name: David Lange Company: Thomson Saginaw Ball Screw Co. Phone: 989-776-5111

Rafi12: To answer your question more information is needed such as: What Low Alloy Steel? What condition is it in? Is it a casting, bar, sheet, etc.? If you would like to look the data up, ASM International has several books and methods for doing this. A university Library would have a copy...

Grelling: Thank you for your response. Here is some additional information that might be helpful. The vendor we are dealing with puts the inoculant in the gating of the molds. He does not inoculate the tundish ladle or the pouring ladle. Each tundish ladle holds four pouring ladles and each...

Is there a rule of thumb for the amount of inoculant to use per weight of iron poured? I am dealing with a situation were I have seen carbides form in the nodular iron. The supplier is telling me that it is because they did not have enough inoculant. They have incrased the amount of inoculant...