Our company is a professional supplier in the field of steel structure construction. We are willing to supply different C Purlin Function:C purlin, Z purlin, H shape beam are widely used in factory buildings, high buildings, large-span bridges, gymnasiums, and portablehouses.Size of C shape purlins: 1) No. 1 model:a) Size: 80 x 40 x 15b) Thickness: 2.0 - 3.0mmc) Coil width: 166mm2) No. 2 model:a) ...