heat treatment commonly used quenching medium water, aqueous solution, mineral oil, molten salt, mol... (more…)
2025-05-23 ChengChi 5 quenching medium heat treatment water aqueous solution mineral oil molten salt molten alkali alkaline water brine water oil
control the amount of subsequent burden added each time, and adopt the feeding method of adding a sm... (more…)
2025-05-08 ChengChi 5 control temperature molten steel furnace furnace lining