12.5mm unbondend pc strand
suitable for cast-in-placeconcrete of long-span and wide buildings,large load prefabr
1.standard: ASTM A416, BS5896,EN 10138, GB/T 5224, JISG , KS , AS, and so on, or the specialrequirement of the client.2,the size: 1*3: 6.5MM; 8.6MM; 10.8MM1*7: 7.9MM; 9.3MM; 9.53MM; 11.1MM; 12.5MM; 12.7MM; 12.9MM; 15.7MM AND SO ON3, our availability: 10000 Metric ton / month4, the certification we have: Norway, UK, Australia, South Korea, Germany, Malaysia, Thailand, ISO 9001; Swenden,5, the pc steel products we can provide: pc steel strand, pc indented strand, pc spiral rib strand, pc strand with grease, pc steel wire, pc wire, pc indented wire; pc spiral rib wire,pc steel bar, anchorage, Low carbon wire and so on,7,if you want know more of us, pls email to me, I am hold on on your email all the time. and it will be answered promptly.
ASTM A416/A416M-2000 ( P.C STRAND)
Grade | Nomal dia(mm) | Wire dia(mm) | Tolerance (mm) | Cross section area (mm2) | Re .mass(g/m) |
250 | 1/2(12.70) | +0.016(+0.40) +0.016(-0.40) | 0.003(0.0762) | 0.144(92.9) | 490(730) |
6/10(15.24) | +0.016(+0.40)+0.016(-0.40) | 0.004(0.1016) | 0.216(139.4) | 737(1094) | |
270 | 3/8(9.53) | +0.026(+0.65)+0.006(-0.15) | 0.002(0.0508) | 0.085(54.8) | 290(432) |
1/2(12.70) | +0.026(+0.65)+0.006(-0.15) | 0.003(0.0762) | 0.153(98.7) | 520(775) | |
6/10(15.24) | +0.026(+0.65)+0.006(-0.15) | 0.004(0.1016) | 0.217(140.00) | 740(1102) |
Grade | Nomal dia(mm) | Minimum Breaking load(KN) | Min load at1% Extension (KN) | Minimum elongation at Max Load | ||
Low relaxation | Nomal relaxation | Normal Pitch | Minimum elongation at Max Load | |||
250 | 1/2(12.70) | 36000(160.1) | 32400(144.1) | 30600(136.2) | 24(610) | 3.5 |
6/10(15.24) | 54000(240.2) | 48600(216.1) | 45900(204.2) | |||
270 | 3/8(9.53) | 23000(102.3) | 20700(92.1) | 19580(87.0) | 24(610) | 3.5 |
1/2(12.70) | 41300(183.7) | 37170(165.3) | 35100(156.1) | |||
6/10(15.24) | 58600(260.7) | 52740(234.6) | 49800(221.5) |
Nominal max load | The relaxation at1000h |
Low relaxation | |
70%Specified min.breaking strength | 2.5 |
80%Specified min.breaking strength | 3.5 |
12.5mm unbondend pc strand