Paintbaked Steel Packing Strips is made from ordinary carbon structured and high quality carbon structured steels via cold-rolled,It applys to pack the ware which is in the biggish humidity ground and outdoor long-time. [Mechanical properties](1)Ordinary steel :tensile strength ≥58-70kg/mm2(MPa)≥580-700,elongation:δ5≥3-5% (2)High quality steel:tensile strength≥80-90kg/mm2(MPa)≥800-900,elongation:δ5≥5-10% [Specification] BWG28*1/2''5/8''0.36mm*12.7mm16mm BWG27*1/2''5/8''0.40mm*12.7mm16mm BWG25*1/2''5/8''3/40.50mm*12.7mm16mm19mm BWG24*5/8''3/4''0.60mm*16mm19mm BWG23*5/8''3/4''0.65mm*16mm19mm BWG22*3/4''5/4''0.70mm*19mm32mm BWG21*3/4''5/4''0.80mm*19mm32mm BWG20*3/4''5/4''0.90mm*19mm32mm