The invention provides a stress
corrosion and
hydrogen measuring electrochemical in-situ
measurement device under a slow strain speed condition. The stress
corrosion and
hydrogen measuring electrochemical in-situ
measurement device comprises an electrochemical work
station, an
auxiliary electrode, a
working electrode, a
reference electrode, a stretching
test sample, a slow strain stretching
machine, a computer, an
isolation transformer, a
corrosion device and a
hydrogen measuring device. The stress corrosion and hydrogen measuring electrochemical in-situ
measurement device has the effects that an electrochemical in-situ test can be carried out on stress corrosion and
hydrogen permeation respectively under the slow strain speed condition through replacing a corrosion electrolytic tank; the device has the characteristics of adjustable
test sample size, in-situ electrochemical measurement, accurate load-displacement readings, simple structure, convenience and flexibility in utilization, simplicity in operation and the like. The device can be used for simultaneously realizing in-situ electrochemical behavior detection of pull stress, corrosive liquid, corrosive gas and temperatures, and can be widely applied to researches of strain speeds, the pull stress, types and concentrations of corrosive media, pH values, temperatures, corrosive gas
partial pressure and concentration and influences on corrosion of
metal materials by hydrogen
brittleness, and a damage
evolution rule of materials can be analyzed through electrochemical data.