... packing strip complies with YB/T025-92 standard, 2 or 3 roles per bundle(roll diameter is 200mm ... ≥ 58-78Kg/mm2(580-780Mpa), elongation: 3% -5%.(2) Type II ordinary steel packing strip: Tensile strength σb ≥ ... -10%.Common specifications comparison table:BWG28 × 3/8", 1/2", 5/8"(0.36mm × 9.5mm, 12.7mm, ... pallet),20bundles pallets,each is about 1 metrie ton.2. Oscillated wound :1 coil per bundle ,weight is ...