... strand 1. Dia: from 6mm to 17.8mm 2. Standard: GB/T5224, ASTM A416, BS5689,JIS G 3536 etc. 3. Structure:1X 2 ... , 1X 3, 1X7 1. Type: pc strand, pc steel strand, prestreesed steel ... , ASTM A416, BS5689,JIS G 3536 etc.4. W.T.: 1.5ton-4ton5. Tensile strength: 1470-1860Mpa6. Yield strength: 1320-1670 ...