"is centered in" is correct and usable in written English.
You can use it to describe locations. For example, "The company's headquarters is centered in Los Angeles."
The other artistic tiff is centered in Brooklyn.
The dramatic life of "Tell No One" is centered in Cluzet's eyes.
China's Internet industry is centered in Beijing -- home to the top-notch Beijing and Qinghua universities.
The clues are subtle: A trident emblem is centered in the oval grille.
The pornographic film industry is centered in the San Fernando Valley, northwest of downtown Los Angeles.
Install the track so it is centered in the track slot.
Much of this legal warfare is centered in New York City.
These should be positioned so the unit is centered in the sash opening.
Expressiveness is centered in mobile upper torsos in a duet for magnetically drawn apparent lovers.
Install the new track so it is centered in the track slot.
But the dramatic life of "Hotel Rwanda" is centered in the character of Paul Rusesabagina.
