People have tried to use water-soluble polymer as quenching medium in sealed box type multi-purpose... (more…)
quenching tank in the heat treatment test is mainly used for the quenching heat treatment process in the test. The tank body is made of steel plate (heat treatment test quenching tank and inorganic so... (more…)
ess,Vickers hardness tester,Rockwell hardness tester,test force,ISO,ASTM,GB/T.... (more…)
Insufficient quenching hardness, distortion and cracking are common defects, and so far people have... (more…)
Beijing Business Daily News (Reporter Liu Yang and Liu Xiaomeng) On December 5th, Topu Group announc... (more…)
the hardness of the quenched workpiece affects the quenching effect. quenching furnace workpiece gen... (more…)
this standard is a revision of JB/T 7951 & mdash;95 "test method for cooling performance of quenchin... (more…)
Brinell hardness indentation fluctuation of quenched alkaline water parts is within 0.20mm, and Brin... (more…)
According to the test and production conditions, with the temperature change of quenching liquid, it... (more…)
when summer comes, it is easy to deteriorate due to improper maintenance of polyalkylene glycol (Pol... (more…)