| PC Strand ASTM A 416-06 | |||||||||
|
Grade KSI (mpa) |
Nominal diameter MM (in) |
Tolerance MM (in) |
Nominal steel area mm2 (in2) |
Nominal weight per km KG (lb) |
Minimum breaking load not less than KN (lbf) |
Minium load at 1% extension KN (lbf) |
Elongation not less than KN (lbf) |
Relaxation value 1000hrs not greater than |
|
| 70% initial | 80% initial | ||||||||
|
250 (1725) |
9. 53 (3/8") |
±0. 40 (±0. 016) |
51. 61 (0. 080) |
405 (2721) |
89. 0 (20000) |
80. 1 (18000) |
3. 5 | 2. 5 | 3. 5 |
|
11. 11 (7/16") |
69. 68 (0. 108) |
548 (3671) |
120. 1 (27000) |
108. 1 (243000) |
|||||
|
12. 7 (1/2") |
92. 90 (0. 144) |
730 (4901) |
160. 1 (36000) |
144. 1 (324000) |
|||||
|
15. 24 (6/10") |
139. 35 (0. 216) |
1094 (73. 71) |
240. 2 (54000) |
216. 2 (48600) |
|||||
|
270 (1860) |
9. 53 (3/8") |
±0. 15 |
54. 84 (0. 085) |
432 (290) |
102. 3 (123000) |
92. 1 (20700) |
|||
|
11. 11 (7/16") |
74. 19 (0. 115) |
582 (390) |
137. 9 (31000) |
124. 1 (27900) |
|||||
|
12. 7 (1/2") |
98. 71 (0. 153) |
775 (1520) |
183. 7 (41300) |
165. 3 (37170) |
|||||
|
15. 24 (6/10") |
140. 00 (0. 217) |
1102 (740) |
260. 7 (58600) |
234. 6 (52740) |
|||||
