metal building materials 1 >Specifications size:50x35mm 60x35mm 70x35mm 75x35mm 90x50mm 100x50mm 150x50mm. 2 >Also we can customerize the product according your drawing and requirement . QC50 x 34X36 x 0.40, 0.45, 0.50, 0.60mm;75 x 34x36 0.35, 0.40, 0.45, 0.50, 0.60, 0.70mm;45 x 34x36 x 0.50, 0.60, 0.70mm;100/150 x 40 x 0.70, 1.0,..