Example: Determine the working stress at $600\backslash$deg C and $800\backslash$deg C for type $316$ stainless

steel if the design criterion is a creep strength based on $1$ percent extension in $1000$

hr$.$ Use a factor of safety of $3.$Rupture strength

Example: Determine the working stress at $600C$ and $800C$ for type $316$ stainless steel if the design criterion is a creep strength based on $1$ percent extension in $1000$