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인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
Material: 45#
Diameter: Ø70
Lengths: 225mm
Apertures (hole depth): Ø2 (25) mm
The test block is used to determine sensitivity margins of straight probe and instrument's comprehensive performances, to adjust sensitivity of flaw detection, to determine sizes of defects and to determine performances indicators and their shapes, e. g. vertical linearity, of instrument
