Black Painted Cold Rolled Steel Strip (Width:12.7-50mm) ... 25,32,40 Black Painted Cold Rolled Steel Strip This steel strapping is use for packing both machine ... Standard: AISI,ASTM,BS,DIN,GB,JIB7) Steel grades: Q195,Q235,345B,20MnSi Tolerances TolerancesWidth≤31 ... is sackcloth or compound paper packing. Applicable Applicable for the bundling and packing of wood, paper, cotton spinning, glass, and steel ...