... etc. It is used for high pressure gas quenching of materials like high-speed steel, tool & mould steel, high temperature alloy, martensitic stainless ... high-efficiency heat exchanger; it uses inside 360-degree nozzle all around cooling method and the highest gas quenching pressure can ... °C1350°C1350°C1350°C1350°C1400°C1400°C1400°CGas quenching pressure 2Bar2Bar2Bar2Bar2,4,6Bar2,4,6Bar2,4,6,10Bar2,4, ...