... Testing Equipment 5. Auto-measurement Model SMART-35++ Intelligent Eddy Current Testing EquipmentTypeNDT instrumentDecription:SMART-35++ intelligent dual band ,four ... , petrifaction industry,I.e,Cu ,Ti,stanless steel,Al,Zr etc.It restrains the interference signal of pipe on ... distinguish different steel specification,inner crack of screw hole . SMART-35++ Intelligent Eddy Current Testing Equipment