Stress Relieving Furnaces

We have carried out ISR & LSR of -20 temperature at China by Internal Oil Firing in Furnace. We have performed PWHT of assembly having -20 temperature at China. Year 2010-2011, we have carried out LSR & ISR of 126 cs of 4.5 diameter x 290mm thk (Cr-Mo V material by hybrid method i.e. with combination of gas firing and electrical resistance method. Year 2010-2011, itself we have carried out more than 250 charges of various job in various Furnaces by natural gas.