which piping spec and grade to be used with SA516 Grade70 0 0 Reply Vijay N.R says: August 22, 2016 at 12:56 PM What is the Allowable stress for SA 516 Gr.70 MATERIAL AT TEMP -40C 0 0 Reply amir refaat says: September 2, 2016 at 9:37 AM please let me know th...