1 construction:6*19S 2 high quality and suitable price 3 prompt delivery ... steel2) Construction: 1 x 7, 1 x 19, 6 x 7, 7 x 7, 6 x 19, 7 x 19, 6 x 12 + 7FC, 6 x 24 + 7FC3)dia ... .5)standard: ISO GB/T 20118-2006 6)tensile strength:1570,1670,1770Mpa.7)good quality,best price,fast delivery time. PVC ...