MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Steel, astm a108, grade 1015 or steel, astm a108, grade 1016 or steel, astm a108, grade 1018 or steel, astm a108, grade 1020 or steel, astm a576, grade 1020 or stl comp 1015, 1016, 1017, 1018, 1019, 1021, 1022, 1023, 1024 and 1025 astm a576 or steel, comp 1017, 1019, 1021, 1022, 1023, 1024 and 1025, astm a108
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 1018 or steel comp 1020 or steel comp 1016 or stl comp 1015, 1016, 1017, 1018, 1019, 1021, 1022, 1023, 1024 and 1025 astm a576 or steel, comp 1017, 1019, 1021, 1022, 1023, 1024 and 1025, astm a108