... 2%hot extensiblity4%2)Chemical propertyOxygen-resistance under high temperature: in oxidizing atmosphere,on the surface of element ... to the strong oxidizing action in low temperature. 5.The Max temperature of elements in different atmospheres Atmosphere Max ... of elements 1)vertically hangingUnder normal temperature,MoSi2,element is very brittleness,while under high temperature it is plasticity.So,the ...