Cross-piece and Lintel

Lintel and cross-piece are semantically related. in beam topic. In some cases you can use "Lintel" instead a noun phrase "Cross-piece", when it comes to topics like length of material used as support.

Lintel noun - Horizontal beam used as a finishing piece over a door or window.

Cross-piece and lintel are semantically related. Sometimes you can replace phrase "Cross-piece" with "Lintel", this terms are similar.