The technical requirements and storage requirements for calibration quenching fluid used for probe c... (more…)
A cylindrical nickel alloy specimen (probe) with a thermocouple in the geometric center is heated to... (more…)
JB/T7951 -1999 "Test Method for Cooling Performance of Quenching Medium" is applicable to both oil-b... (more…)
ooling performance of quenching oil (JB/T 6955-1993)Oil Temperature (°C) Maximum cooling rateTempera... (more…)
The circulating stirring of the medium and the movement of the workpiece can destroy the steam film... (more…)
The cooling capacity of water and some aqueous solutions usually decreases sharply with the increase... (more…)
The moment the red hot workpiece is immersed in the medium, a layer of steam film is formed on the s... (more…)
The bigger problem of quenching medium standard is that because different industries or enterprises... (more…)
The above domestic standards are all industry standards and have been officially promulgated, and t... (more…)
ISO9950-1995. IndustrialQuenchingOils -determinationofCoolingCharacteristcs -alloyprobeTestMethodJIS... (more…)