<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">carbon steel</topic></authority><related type="narrower"><topic>low-carbon steel</topic></related><related type="narrower"><topic>medium-carbon steel</topic></related><related type="narrower"><topic>high-carbon steel</topic></related><related type="narrower"><topic>blister steel</topic></related><related type="broader"><topic>steel</topic></related><variant type="other"><topic>carbon steels</topic></variant><variant type="other"><topic>ordinary steel</topic></variant><variant type="other"><topic>ordinary steels</topic></variant><variant type="other"><topic>plain carbon steel</topic></variant><variant type="other"><topic>plain carbon steels</topic></variant><variant type="other"><topic>steel, carbon</topic></variant><variant type="other"><topic>steels, carbon</topic></variant><variant type="other"><topic>steels, ordinary</topic></variant><variant type="other"><topic>steels, plain carbon</topic></variant><variant type="other"><topic>straight carbon steel</topic></variant><variant type="other"><topic>straight carbon steels</topic></variant> <note xml:lang="en"><![CDATA[ Steel that does not have specified minimum content levels of alloying elements. The term can also refer to steel that does not have more than 0.40% copper or to steel that has maximum content levels of the following: manganese 1.65%, silicon 0.60%, and copper 0.60%. ]]></note></mads>