Use "sheet steel" in a sentence

1. Corrosion-proofed sheet steel and method for production thereof

Tole d'acier protegee contre la corrosion et son procede de production

2. Sheet steel strip, process and device for manufacturing lock seam tubing with helical seams

Bande en tole, procede et dispositif pour la fabrication de tubes sertis a jonctions helicoidales