Hello there se have small problem we have a school project we are making soo big sword like a 140 cm long bleade and about 50 cm long handle or longer its forged from truck spring its oil quenching steel we have everithing but not that big forge where we can heat this long blade and my question its quenching quench or not somebody told me no somebody yes but is soo hard to do it what is your reasson for this topic every opinion i accept