Where there is no probability of success on the merits, a preliminary injunction is not reviewed under a sliding scale as to the merits.
Congruency between presidential order on tarriffs and the commission's recommendations is a matter for Congress; commission findings did not preclude the tarriff under the NAFTA enablement act.
http://www.cafc.uscourts.gov/sites/default/files/opinions-orders/18-1718.Opinion.6-15-2018.pdf
Since 2011. An occasional commonplacing of the U.S. Circuit Courts of Appeal.
Neither an authoritative statement of the law nor legal advice. Quick work.