Стальной Strand

Technical Data of Uncoated Seven-Wire PC Strand under ASTM A416-1998 & ASTM A416-2002 StandardGradeNominal Diameter of StrandTolerance of DiameterMinimum Breaking Strength of StrandMinimum Load at 1% Extension (Yield Strength)Minimum Elongation (Gauge Length 610mm/24inch min)Nominal Area of StrandNominal Weight of Strand (approx)Maximum Relaxation Loss after 1000 hoursInitial Load 70%Initial Load 80%Ksi (Mpa)mm (in)mm (in)KN (lbf)KN (lbf)%mm2 (in2)kg/1000m (lb/1000ft)%250 (1725)9.53 (3/8 - 0.375)+/-0.40 (+/-0.016)89.0 (20000)80.1 (18000)3.551.61 (0.080)405 (272)2.53.511.11 (7/16 - 0.438)120.1 (27000)108.1 (24300)69.68 (0.108)548 (367)12.70 (1/2 - 0.500)160.1 (36000)144.1 (32400)92.90 (0.144)730 (490)15.24 (6/10 - 0.600)240.2 (54000)216.2 (48600)139.35 (0.216)1094 (737)270 (1860)9.53 (3/8- 0.375)+0.65/-0.15 (+0.026/-0.006)102.3 (23000)92.1 (20700)3.554.84 (0.085)432 (290)2.53.511.11 (7/16 - 0.438)137.9 (31000)124.1 (27900)74.19 (0.115)582 (390)12.70 (1/2 - 0.500)183.7 (41300)165.3 (37170)98.71 (0.153)775 (520)15.24 (0.6 - 0.600)260.7 (58600)234.6 (52740)140.00 (0.217)1102 (740)