OTTAWA—Canada on Thursday unveiled new quotas and tariffs aimed at thwarting the dumping of certain steel products, and convincing the Trump administration that it will not be used as a backdoor for steel from China and other low-cost producers to enter the U.S.
The goal of the so-called safeguard measures is to prevent cheap steel imports from entering Canadian markets and displacing domestically-produced steel products. Canada’s steel industry has complained in recent months that U.S. tariffs on steel and aluminum, imposed...