COMMENTS "ALLOY NCM16P1:AS A MINIMUM, ANALYSIZE ALL ELEMENTS NOTED ON EMS-4309.SAMPLE IN LADLE BEFORE POURING INTO MOULDS. ADDITIONAL ELEMENT TESTING EXPECTED." ADDITIONAL GAS AND TRACE ELEMENT TESTING REQUIRED BY FOUNDRY TO ENSURE CASTINGS DO NOT HAVE UNDISIRABLE INCLUSIONS OR PRECIPITATES THAT WOULD NEGATIVELY IMPACT PERFORMANCE OF THICK SECTION STRUCTURAL CASTINGS. "USE THEAMERICAN WELDING SOCIETY (AWS)C.E. FORMULA (INCLUDE Si)" HEAT RATE 100C PER HOUR AND HOLD FOR 1HOUR FOR EACH INCH OF THICKEST SETION. THEMAL PROCESSES NOT ALLOWED PRIOR TO NORMALIZING.