Quality Inspection for Construction Building Steel Bar - ASTM A722 Post-Tensioning Bars 40mm,50mm – Cathay Detail:
System Description:
The screw thread steel bars for the prestressing of concrete manufactured by our company is a high tensile alloy steel bar which features a coarse right-hand thread over its full length and available in two standard lengths, namely 9m and 12m,yet,special length is negotiable based on user’s demand subject to the maximum length of 18m.
The screw thread steel bars:
Fully Threaded Bar - can be cut and coupled at any point.
Low Relaxation Steel - minimum relaxation during service life.
Prestressing Grade Steel - high strength offers weight savings and reduced working diameters.
Grade | PSB500,PSB830,PSB930,PSB1080 |
Diameter | 15mm,0mm,25mm,32mm,36mm,40mm,50mm |
Applications:
Our thread bar systems are used for connections, formwork and anchorages and have been installed in large-scale construction projects worldwide. Whether for building, underground, bridge or road construction, tunnelling or mining.
Stock with fastest dlievery
Product detail pictures:

Related Product Guide:
Bear "Customer first, Quality first" in mind, we work closely with our customers and provide them with efficient and professional services for Quality Inspection for Construction Building Steel Bar - ASTM A722 Post-Tensioning Bars 40mm,50mm – Cathay, The product will supply to all over the world, such as: Nairobi, Kyrgyzstan, Atlanta, Our staffs are rich in experience and trained strictly, with qualified knowledge, with energy and always respect their customers as the No. 1, and promise to do their best to deliver the effective and individual service for customers. The Company pays attention to maintaining and developing the long-term cooperation relationship with the customers. We promise, as your ideal partner, we'll develop a bright future and enjoy the satisfying fruit together with you, with persisting zeal, endless energy and forward spirit.
Nominal Diameter | Diameter | H | B | L | Nominal Section | Nominal Weight | |
Dv | Dh | ||||||
mm | mm | mm | mm | mm | mm | mm2 | kg/m |
15 | 15 | 15 | 1.0 | 4.5 | 10 | 176 | 1.47 |
18 | 18 | 18 | 1.0 | 4.0 | 10 | 254.5 | 2.11 |
20 | 20 | 20 | 1.3 | 4.8 | 10 | 314 | 2.47 |
25 | 25 | 25 | 1.6 | 6.0 | 12 | 490.9 | 4.10 |
32 | 32 | 32 | 2.0 | 7.0 | 16 | 804.2 | 6.65 |
36 | 36 | 36 | 2.5 | 8.0 | 18 | 1018 | 8.41 |
40 | 40 | 40 | 3.0 | 8.0 | 20 | 1256.6 | 10.34 |
50 | 50 | 50 | 3.0 | 9.0 | 24 | 1963.5 | 16.28 |
60 | 60 | 60 | 3.0 | 10.0 | 22 | 2827 | 23.26 |
63.5 | 63 | 63.5 | 3.0 | 12.0 | 22 | 3167 | 26.20 |
65 | 65 | 65 | 3.0 | 12.0 | 22 | 3318 | 27.470 |
70 | 70 | 70 | 3.0 | 12.0 | 22 | 3848 | 31.8 |
75 | 75 | 75 | 3.0 | 12.0 | 22 | 4418 | 36.9 |
Grade500/630 | NominalDia. | CrossSection | YieldStrength | TensileStrength | YieldLoad | UltimateLoad | Elongation | NominalWeight |
mm | mm2 | >=Mpa | >=Mpa | KN | KN | A/% | KG/m | |
20 | 314 | 500 | 630 | 157 | 198 | 10 | 2.47 | |
25 | 491 | 500 | 630 | 246 | 309 | 10 | 4.1 | |
28 | 615 | 500 | 630 | 308 | 387 | 10 | 4.83 |

As an international trading company, we have numerous partners, but about your company, I just want to say, you are really good, wide range, good quality, reasonable prices, warm and thoughtful service, advanced technology and equipment and workers have professional training, feedback and product update is timely, in short, this is a very pleasant cooperation, and we look forward to the next cooperation!
