MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Steel, sae 1060 or steel, sae 1064 or steel, s4e 1065 or steel, sae 1070 or steel, sae 1074 or steel, sae 1078 or steel, sae 1080 or steel, sae 1084 or steel, sae 1086 or steel, sae 1090
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel, sae 1060 or steel, sae 1064 or steel, s4e 1065 or steel, sae 1070 or steel, sae 1074 or steel, sae 1078 or steel, sae 1080 or steel, sae 1084 or steel, sae 1086 or steel, sae 1090