Select Drop weight impact testing machine subcategory

DWTT specimen notch press machine


NSTM401C notch making machine is to press notch on metallic specimen used for DWTT test. It is hydraulic driven with electronics control. The cylinder movement is controlled by electromagnetic valve. Equipped with limit switch, it will stop automatically when notch depth reaches preset value. Press tool is built with W18Cr4V tooling alloy material, with wear-resistance and long use life. This machine can also be used to flatten line pipe steel specimen. It is easy to operate with high stability and efficiency.



          ASTM E436-03

        API RP*5L3-96