MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material (non-core):
Steel, qq-s-631, comp c1015-canceled or steel, qq-s-631, comp c1016-canceled or steel, qq-s-631, comp c1020-canceled or steel, qq-s-631, comp c1025-canceled or steel, qq-s-634, comp 1018-canceled
MRC:
Consists of plating,dip,and/or coating that cannot be wiped off.plating and/or coating is any chemical and/or metallic additive,electrochemical,or mild mechanical process which protects a surface.SURF
Surface Treatment (non-core):
Cadmium, qq-p-416, type 2, class 3