全国24小时服务热线：13021103555
全国24小时服务热线：13021103555
According to the test requirements of the standard for the gas seal and pressure strength of cryogenic valves, combined with the 25 MPa high pressure gas pressurization technology, the gas seal test system designed and manufactured can not only test the cryogenic valves, but also be applied...
2025-05-16 17:06:45
There are two kinds of cold treatment: ordinary treatment - 80 and ultra-cold treatment - 190. Ultra-cold treatment, also known as cryogenic treatment I, is recently called cryogenic treatment. After quenching and cooling, the transformation of martensite structure is completed from marten...
2025-05-16 17:06:21
Reasons and Preventive Measures of Hardness Insufficiency in Quenching MediumCryogenic box, liquid nitrogen cryogenic box, ultra-cryogenic box, cryogenic equipment, cryogenic furnace, cryogenic treatment equipment, cryogenic assembly box, cryogenic assembly equipment, high and low temperature...
2025-05-16 17:05:44
From the macro point of view, cryogenic treatment has the following functions: cryogenic box, liquid nitrogen cryogenic box, ultra-cryogenic box, cryogenic equipment, cryogenic furnace, cryogenic treatment equipment, cryogenic assembly box, cryogenic assembly equipment, high and low temperat...
2025-05-16 17:05:10
RELATIONSHIP BETWEEN QUENCHING MEDIUM-HARDNESS AND QUENCHING RATEAs long as the quenching cooling rate of steel is changed, different hardness values will be obtained. The main reason is that the structure of steel is different. When the cooling rate is slower and the C curve of the steel pass...
2025-05-16 17:04:39
