One kind of seal and a spring stress strain tester and testing method

The present invention discloses a sealing strip and a spring stress-strain tester and testing method, comprising a base and measuring means, comprising a base plate and stand upright, the measuring device comprises a lever and a measuring length, the test specimen is placed on the bottom plate and the top hinged lever, the lever is provided with a weight, the weight subtly present invention is applied to the mass of the test specimen and the deformation to be transmitted to the respective side member length and indicated measuring principle of leverage, the tester can measuring the pressure applied to the test specimen and the relationship between the strain generating function, can also be measured with tensile test pieces suffered a function of the deformed, simple and reliable structure, convenient and accurate measurement.