... .5*16mm,0.6*19mm,BWG25*3/4",BWG23*1". 5/8".3/4" steel strappingMechanical Properties(1) Ordinary steel ... ≥80-90kg/mm2 (Mpa) ≥ 784-882mm2 elongation ≥ 4-8%Standard(11):tensile strength σb ≥90-100kg/mm2 (Mpa) ... 5-10%Wound type.(1)Ribbon woodID200mm, 300mm, 406mmSizethickness0.3-0.9mm, width12.7mm, 16mm, 19mm, 25mm, ... Blue-waxed steel packing strips(3)Painted-waxed steel packing strips(4)We can make the edge ...