pc 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 strand2. Spec.: 1X2 pc strandDia: 6mm, 8mm, 10mm, 12mm, 14mm1X3 pc strandDia: 6 ...