The product is made from ordinary carbon structured steels via cold-rolled,electric heat and blue.It is applicable for bundling and packing of wood,paper,cotton ,spinning,glass,stone,steels,weld tube and so on large objects. Mechanial properties: 1、Ordinary blue steel strips:tensile strength>58-70kg/mm2,elongation:>3-5%. 2、Ordinary blue steel strips:tensile strength>80-90kg/mm2,elongation:>5-10% |
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