What is the minimum temperature for stress relieving of astm a 519 gr.4130 material and please tell us where we can find the location.
479What is the melting point of e70 steel, 304,308,316 stainless steels? In addition, what is the hottest part of the flame in a fire?
520Why is chromium molybdenum steels used to build pressure vessels? What is special about the properties of chromium molybdenum steels that make them ideal forpressure vessels?
513How much gold concentration should be in the organic phase (dbc) before reduction by oxalic acid solution? Is it effective on purity of gold in reduction step? Whatis the ratio of dbc to oxalic acid solution in this step?
591How would a salt and water solution clean a penny but a vinegar and salt solution will not clean a penny?
530What is the metallurgical explanation of effects of chromium, nickel, molybdenum, and carbon in stainless steels?
502
When we do cardonitriding or casehardening operation for a plain carbon steel the case depth, hardness & microstructure are not alike why and what are the basicthing, which makes such a difference.
Define rivets.
What are the properties and application of manganese steel?
Is it possible to determine the heat treatment condition in stainless steel (astm a 479 gr xm-19) by checking the microstructure?
what medal conducts heat best?
What is the specific heat value for solid ?
How does iron and steel exhibit allotropy?
What is the composition of cast grade iron 35?
What is the composition of d2?
What is the usgae of angle plate ?
What is the help of crowning on pulleys
Why is chromium molybdenum steels used to build pressure vessels? Define what is special about the properties of chromium molybdenum steels that make them ideal for pressure vessels?
what is the hardness of ohns before heat treatment process and hardness of en series before heat treatment process
Define what is the strongest metal?
What is the chemical composition of ceramics?
