JBW-300 Computer control impact testing machine Product Description Main Functions: JBW CCC-computatrum temptationis apparatus impulsum control propositum est tentatio apparatu instructa , est usus ut metiretur metallum resistere impulsum onerat materiae proprietatibus in dynamic. Potest occursum GB / T229-2007 <<Charpy metallum retusis test modum impulsum>>, 145-2007 JJG<<test test apparatus ratio perpendiculi impulsum>>, ASTME23<<metal notched specimen standard impact test …