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.
469What 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?
512Why 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?
506How 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?
587How would a salt and water solution clean a penny but a vinegar and salt solution will not clean a penny?
523What is the metallurgical explanation of effects of chromium, nickel, molybdenum, and carbon in stainless steels?
492
Witch type curome oxide in ms matle?
What is a boring tool ?
Will aluminum alloy like 380 or 356 settle? Meaning while in “liquid form” above melting point will the heavier elements like copper, fe, silicon, zinc etc. Settle to the bottom of the liquid/molten aluminum after a period.
What is the Equivalent for 9.81 kgf= ?
What are allotropes?
What is the most ductile metal?
What is lathe bed made of ?
How do you express pitch of gears?
Define what is proeutectoid ferrite and cementite?
What are the properties of manganese steel?
Which of different types of cast irons is stronger? Is their strength superior to steels?
How can you find out define what kind of stainless steel was used in making a stainless object?
Explain super alloys. What makes them useful for land-based turbines?
What is duplex and super duplex steel?
What is the chemical composition of ceramics?
