Neither, they are brass instruments.
The brass sit behind the strings, but in front of the percussion. Usually the French horns are behind the woodwinds, and the trumpets, trombones, and tuba are behind the violas, cellos, and string basses.
the strings, the woodwinds, the brass, and the percussion
Woodwinds Brass Strings
2 flutes, 2 oboes, 2 clarinets, 2 bassoons, 4 horns, 2 trumpets, 3 trombones, tuba, 3 percussion, strings
woodwind, brass, strings, percussion
Percussion instruments are at the very back, usually played standing. The last row of seated instruments is usually the lower brass - French horns, trombones, and tuba.
woodwinds, strings, brass...
Strings, Brass, Woodwinds and Percussion.
Strings, Woodwinds, Brass, and Percussion.
Brass, Woodwinds, Percussion
Strings, Woodwinds, Brass, and Percussion.
Woodwinds, brass, percussion and strings.