BASIC NAME STANDARD NAME MODIFIER HARDNESS ROCKWELL TYPE SCALE B NOMINAL VALUE 50 ADDITIONAL REQUIREMENTS SEE COMMERCIAL REFERENCE EURO-HRB 50 NOTE: – NOMINAL VALUES CAN BE LOCATED IN THE RANGE OF HRB 46 TO 54; – PATTERN DIAMETER 64 MM; – PATTERN THICKNESS 15 MM. SPECIFICATION NOTES: – THE SUPPLIER MUST SEND WITH THE INVOICE, INDICING THE ORDER NUMBER AND THE INVOICE NUMBER, THE CALIBRATION CERTIFICATE ISSUED ON ORIGINAL PAPER SHEET, BY A COMPANY OR LABORATORY THAT HAS ACCREDITATION, EVIDENCED BY THE SEAL OR SYMBOL OF THE ACCREDITATION BODY AND THE COMPANY REGISTRATION NUMBER WITH THIS ACCREDITATION BODY AND INFORMING THE FOLLOWING DATA: – TITLE CONTAINING THE CALIBRATION CERTIFICATE INFORMATION; – NAME OF THE COMPANY OR BODY THAT PERFORMED THE CALIBRATION; – DATE OF ISSUE OF THE CALIBRATION CERTIFICATE; – SERIAL NUMBER OF THE CALIBRATION CERTIFICATE; – FULL ADDRESS OF THE COMPANY OR LABORATORY THAT PERFORMED THE CALIBRATION; – PAGE NUMBER AND TOTAL PAGE NUMBER EXAMPLE: 01 OF 02; – NAME AND ADDRESS OF THE CUSTOMER REQUESTING THE CALIBRATION SERVICE; – DESCRIPTION OF THE STANDARD BLOCK; – SERIAL NUMBER OF THE STANDARD BLOCK; – CALIBRATION DATE; – BRIEF DESCRIPTION OF THE CALIBRATION SERVICE, INFORMING THE ADOPTED REFERENCE STANDARDS; – SHOW THE RESULT OF THE 5 MEASUREMENTS CARRIED