Tie Rod 1) Description: Tie rod is the most commonly used metal building material in concrete form system. Tie rod is used as concrete form fasteners. 2) Material: C145, Q235, 40CR and so on. 1) Diameter: from 10mm to 110mm or 1/2", 3/4" and 1" and so on. 2) Drawing break load: no less than 100KN 3) Finish: black finish or galvanized 4) Packing: in bundle, 50pcs or 100pcs per bundle, covered by stripes color plastic bags. Advantages: 1) Higher strengths: cold draw first, then cold rolled E.g. 17mm tie rod. Material 18mm. After cold draw, 15.8mm. After cold rolled, 17mm 2) Lower costs: without metal cutting and reusable for at least 50 times. 3) Higher Efficiency: shorter production cycle and east installation.