1*7 high tensile low relaxation PC strand 1,competitive price pc strand 2,high quality pc strand
We produce all kinds of PC strand and PC wire
The quality and property of its products are conformed to GB/T 5224-2003,ASTMA 416-2006,BS 5896-1980 and JISG 3536-1999 standard systems and awarded with “Golden Cup Prize to Quality” for many years.
The low relaxation PC strand have been well sold 30 provinces, cities and autonomous regions domestically and exported to USA, Italy, Bahrain, UAE, Brazil, Singapore, Malaysia, Korea and Egypt etc.
grade | Nominal diameter (mm) | Diameter tolerance (mm) | Norminal Section area | Min. breaking load KN | Min load at 1% extension | Min Elongation >=610mm | The relaxation at 1000h (initial load to 70% of norminal max load | |
Low relaxation | Normal relaxation | |||||||
250
(1725) | 9.5 11.1 12.70 15.20 | +0.40 -0.40 | 51.6 69.7 92.9 139.4 | 89 120.1 160.1 240.2 | 80.1 108.1 144.1 216.2 | 3.5% | 2.5 | 3.5 |
270
(1860) | 9.53 11.11 12.70 15.24 | +0.65 -0.15 | 54.84 74.19 98.71 140.00 | 102.3 137.9 183.7 260.7 | 92.1 124.1 165.3 234.6 | |||
low relaxation pc strand of ASMA416-06
