TGK SPECIAL STEEL PVT. LTD. - HANDBOOK

The Name You Can Trust www.tgkssl.com - 42 - Descriptions and data in the file are typical cases. We will not make guarantee for them. Besides, we reserve the final right to interpret improvement in materials, quality and/or performance. Steel grade (A2 1.2363 ) Thermal treatment Softening annealing Quenching Tempering Heating to 850ºC for heat insulation; cooling to 650ºC at 10ºC/h for air cooling 940~960ºC quenching; gas cooling; small simple workpieces; capable of oil cooling Minimum tempering temperature 180ºC, selecting tempering temperature as per hardness requirements and tempering for twice Quenching temperature and hardness relation curve Tempering temperature and hardness relation curve CCT curve