The approval Friday by President Bush of the acquisition of a Georgia tank parts maker by Dubai-controlled Dubai International Capital LLC generated surprisingly little controversy on Capitol Hill about the deal itself, but may provide more momentum for reforming federal requirements for reviewing mergers with national security implications.

Sentiments a key lawmaker and critic of the deal voice over the government’s review of the $1.2 billion purchase of U.K.-based Doncasters Group plc mirror complaints about previous deals.