Pionk's power play goal came in the third period, while Kreider's helper came back in the first period.
The goal was Pionk's first point of the tournament, while Kreider now has two goals and four assists in five games.
Mika Zibanejad and Lias Andersson return to action with Sweden tomorrow when they take on Slovakia at 6:15 am EST, while Pavel Buchnevich, Igor Shesterkin and Russia battle Switzerland at 2:15 pm EST.
Team USA continues its tournament on Sunday against Norway at 10:15 am EST. Filip Chytil, who did not play on Friday, could skate on Sunday with the Czech Republic against France at 10:15 am. Sweden takes on Switzerland at 2:15 pm EST on Sunday.
