IS:1239 same code for MS ERW and Seamless pipes ?
what is No.1 Laathing Scrap Bundle ( Mill Scrap )
what are the ores of copper?
Discuss steam engines. What is its overall efficiency ?
What is the melting point of e70 steel, 304,308,316 stainless steels?
Why same casting has different hardness and machineability properties? One spot it is found hard for machining and another spot soft? It is FG 260 grade for Cast Iron.
What is the hottest part of flame in fire?
Explain proeutectoid ferrite
what is the strongest metal?
What is the composition of cast grade iron 35?
Define what kind of cleaning substance or treatments keep or help prevent cast iron from rusting?
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?
Define 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.