According to Hoa Phat representative, Hoa Phat prestressed steel passed all input mechanical tests, 1000-hour stress relaxation test, and achieved quality certificate according to American ASTM A416 standard.

Hoa Phat prestressed steel. PHOTO: HP

The Dong Dang - Tra Linh Expressway project connecting Lang Son and Cao Bang provinces is implemented under the public-private partnership (PPP) model, with a total length of 121 km. Of which, phase 1 (93.35 km long), total investment capital is 14,300 billion VND.

High-quality prestressed steel cables (PC Strand) with diameters of ɸ 12.7mm and ɸ 15.24mm of Hoa Phat will be used for the overpass girder project of Dong Dang - Tra Linh Expressway. To be approved for the project, Hoa Phat high-strength prestressed steel must meet the strict standards of the Management Board, investor, supervision consultant and construction contractor. Test samples taken at Hoa Phat Prestressed Steel Company Limited, Dung Quat Economic Zone have passed the input mechanical tests, 1000h stress relaxation test, and achieved quality certificates according to American standard ASTM A416.

The outstanding feature of Hoa Phat PC Strand steel is its high tensile strength, stable and uniform stress relaxation and elongation. This feature helps reduce stress loss during operation and increases load-bearing capacity over time, which is highly appreciated by design consultants and actual construction units compared to imported products from China, Thailand, or Malaysia,...

Hoa Phat Prestressed Steel Company Limited is proud to be the only unit capable of producing and supplying high quality prestressed steel cables in Vietnam. Hoa Phat prestressed steel cables are manufactured on modern technological lines imported from Europe, which can produce 7-strand PC Strand cables, meeting American standards ASTM A416, British BS 5896, EU EN-10138-3... or according to customer standards, providing the market with 1x7 cables of 250ksi and 270 ksi durability with nominal diameters from 9mm to 16mm.

Hoa Phat prestressed steel has been exported to demanding markets such as: USA, Canada, Brazil, Mexico, Colombia, to countries and territories in the region such as Taiwan, Malaysia, Cambodia, Singapore, Sri Lanka, Myanmar...

In the domestic market, Hoa Phat's PC Strand steel is widely used in large projects such as: North-South Expressway Project - Vung Ang - Bung Section Component Project, National Highway 45 - Nghi Son Construction Investment Component Project; National Exhibition Fair Center Project; Ho Chi Minh City National University Project as well as projects such as ITERA Hanoi Software Development Center, AEON Mall Thanh Hoa Commercial Center, AEON Mall Hai Duong, factory projects in industrial park clusters such as Johnson Bac Ninh, Ehua Bac Ninh, Mahang Dung Quat...

Hoa Phat prestressed steel has advantages in supplying goods and transporting, contributing to the acceleration of key projects, accompanying contractors to achieve the goal of implementing 3,000km of North-South expressway and the expansion phase in 2025 under the direction of the Prime Minister.

From the end of 2025, Hoa Phat Group's steel production capacity will be 15 million tons/year, the largest in Southeast Asia and equivalent to the top 30 largest steel enterprises in the world.

Source: https://thanhnien.vn/hoa-phat-cung-cap-thep-du-ung-luc-cho-cao-toc-dong-dang-tra-linh-185250429192157059.htm