Gwajin Hydrostatic, wanda kuma aka sani da gwajin ruwa, shine tsarin gwajin silinda gas don ƙarfi da zubewa. Ana yin wannan gwajin akan yawancin nau'ikan silinda kamar oxygen, argon, nitrogen, hydrogen, carbon dioxide, gas calibration, gaurayawan iskar gas, da rashin sumul ko welded ...
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