MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Steel, qq-s-698, comp 1015 or steel, qq-s-698, comp 1018 or steel, qq-s-698, comp 1020
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Qq-s-698, comp 1015 federal specification 1st material response and qq-s-698, comp 1018 federal specification 2nd material response and qq-s-698, comp 1020 federal specification 3rd material response