proof test

This term is defined in ECSS-E-ST-32-02C Rev. 1 as
test of flight hardware under proof load or pressure to give evidence of satisfactory workmanship and material quality or to establish the initial crack sizes in the hardware

This term is defined in ECSS-E-ST-32C Rev. 1 as
test of flight hardware under the proof load or pressure, to give evidence of satisfactory workmanship and material quality or to establish the initial crack sizes in the hardware