We make aluminum moulds by press casting, can u suggest any thing so that the moulds should shine after casting?
935what is special about the properties of chromium molybdenum steels that make them ideal for pressure vessels?
1013Define what kind of cleaning substance or treatments keep or help prevent cast iron from rusting?
987Why 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?
930Are the grain boundaries a continuation of regular lattice structure from one grain to another? Explain.
1013
Does the extrusion process for a355 and a356 alloy have any impact on the impact energy?
how would you find out the type of stailess steel that has been used to make your dish?
Explain heat treatment of brass?
Define what is the difference between plaster used in gold investment casting and ceramic used in the process of investment casting of automobile engine parts and turbine blades etc. When both are used in the lost-wax method?
Explain any method through which molds can shine after casting?
What is a cryogenic fluid?
A plain carbon steel contains 45 wt% of proeutectoid ferrite. Define what is its average carbon content in weight percent? I know that you need to use a tie line in the phase diagram, but my book does not really give a good example to go by
what are metallurgical microscopes?
Where is iron ferrite found?
How much gold is in a troy ounce?
What is iron ferrite?
When a spring is cut into two, stiffness becomes ?
What is the most ductile metal?
Does case harden steel properties detoriates over time? Especially for guns, parts like bolt carrier, the brand new parts has been kept for 10 year and properly oiled. I am worried about its surface hardness to take the blow during firing.
How to melt the solidified copper accretions in copper scrap melting furnace?