WILSON — HR15TW

LABORATORY EQUIPMENT OR ACCESSORIES; COMPONENT: HARDNESS STANDARDS APPLICATION: VERIFICATION OF LABORATORY HARDNESS TESTS; ACCORDING TO THE NOMINAL VALUE OF 73, ROCKWELL HARDNESS STANDARDS TEST BLOCK, MUST BRING A CERTIFICATE AND BE CALIBRATED BY THE NATIONAL INSTITUTE OF METROLOGY OR BY A LABORATORY ACCREDITED IN THE CORRESPONDING MAGNITUDE AND RANGE BY AN ACCREDITATION BODY SIGNATORY OF THE ILAC MRA AGREEMENT FOR CALIBRATION LABORATORIES (APPLIES ONLY TO ARGENTINA), BRING A CERTIFICATE OF ISO/IEC 17025 (APPLIES ONLY TO TERNIUM MEXICO), BE CALIBRATED ACCORDING TO ASTM E18 / ISO 6508-3, AND MUST HAVE THE LETTER W IN THE VALUE FOR USE WITH TUNGSTEN CARBIDE BOLTS