"metallic frame" is correct and usable in written English.
It can be used anytime you need to refer to a physical object that has a frame made out of metal. For example: "The table was supported by a sturdy metallic frame."
It is very doubtful that it would be a bit easier to get a Glock through a metal detector than any similar pistol with a metallic frame.
Then he picked up a metallic frame, filled with electronics, and hung it from a harness around his neck.
In order to assembly ceramic substrate and metallic frame a brazing process must be carried out.
He didn't, however, have anything to say to Elinor, a real-life lemur wearing a metallic frame called Duchess or to me.
"I guess they can see we're Canadians". Then he picked up a metallic frame, filled with electronics, and hung it from a harness around his neck.
This technological soup gives the metallic frame a humanoid cladding, making it more reassuringly and pleasantly familiar, from bosomy top to round bottom.
MILAN — High-rise buildings in Milan, their metallic frames and glass windows winking with the September sun, have brought a new futuristic feeling to this city.
Additionally, the chamber has greater applications in experimental use where metallic frames are unsuitable, such as those employing nonionizing radiation.
The men led Payne to the first floor, where cables from the vault were divided into individual copper strands, across metallic frames, each more than a hundred feet long.
Hence, as one of the joining solutions for SOFCs of planar design, reactive air brazing of ceramic cells into metallic frames gains increasing interest.
Cubicles are represented by their metallic frames that have been treated as perfect electric conductors.
