Retard-bonded Prestressed Steel Strand 1770-21.8

Retard-bonded PC Strand is a high-performance precast concrete reinforcement product designed for advanced construction applications. This specific model, Retard bonded PC Strand 1770 21 8, offers exceptional strength and durability, making it ideal for use in prestressed concrete structures. The product is manufactured to meet international standards and is widely used in the global construction industry for its reliability and efficiency. The Retard bonded PC strand 1770 21 8 is a type of Prestressed Steel strand that features a retard bonded coating, which allows for controlled release of the bond between the strand and the surrounding concrete. This characteristic ensures optimal performance under varying environmental conditions and structural loads. The designation "1770" refers to the tensile strength of the strand, measured in megapascals, while "21 8" indicates the diameter and number of wires in the strand configuration. This combination provides a balance between flexibility and strength, making it suitable for a wide range of applications. One of the key advantages of using Retard bonded PC strand 1770 21 8 is its ability to enhance the structural integrity of precast concrete elements. The strand's unique properties allow for greater load distribution and improved resistance to cracking, which is essential in high-stress environments. Additionally, the retard bonded coating helps prevent premature bonding, ensuring that the strand remains flexible during the curing process and only bonds once the concrete has reached sufficient strength. When compared to traditional prestressed steel strands, the Retard bonded PC strand 1770 21 8 offers several benefits, including enhanced workability, reduced risk of breakage during installation, and improved long-term performance. 

Chunpeng Group is a leading and professional manufacturer of prestressed concrete (PC) steel materials, with over 30 years of industry experience.

We are committed to delivering high-quality products and innovative solutions for infrastructure and construction projects worldwide.

Our core products are  pc steel strand  (Ultra High Tensile Strength PC Strand, Normal Tensile Strength PC Strand), Unbounded PC Strand, Galvanized PC Steel Strand, Weather-Resistant & Anti-Corrosion PC Strand, and  PC Steel Wire . 

In addition to our PC strand products, we also supply  Prestressed Anchorage Systems and Photovoltaic Mounting Systems. 

Our products are as follows:

l Prestressed Steel Material include ultra high tensile strength PC Strand, Normal Tensile Strength PC Strand, Unbonded PC Strand , Epoxy Coated PC Strand , PC Steel Wire, Galvanized PC Steel Strand.

l Accessories Of PC Strand include Prestressed Anchorage, Prestressed Bellows , Aanchor Bearing Plate

l Prestressed Cable Photovoltaic Mounting System

l Photovoltaic Mounting System

  Our Prestressed Concrete Steel Strand is widely used in bridges, highways, railways, high-rise buildings, and energy infrastructure projects. All products are manufactured in compliance with international standards such as ASTM, BS, EN, AS/NZS, and GB, ensuring excellent performance, durability, and reliability for global construction needs.