... treatment: hot dipped galvanized, electric galvanized, PVC coated.- Weaving method:-1. Hot-dipped galvanized after welding; -2 Hot-dipped galvanized before ... /8" 10.6mm × 10.6mm 19,20,21,22 1/2" × 1/2" 12.7mm × 12.7mm 16,17,18,19, ... ,19,20,21 1-1/2" × 1-1/2" 38mm × 38mm 14,15,16,17,18,19 1" × 2" 25.4mm × 50.8mm 14,15,16 ... 2" × 2" 50.8mm × 50.8mm 12,13,14,15 ...