Featured

Featured

  • Hot sale 3 Wire Strand - Spiral Groove PC Bar – Silvery Dragon

    Hot sale 3 Wire Strand - Spiral Groove PC Bar – Silvery Dragon

    Silvery Dragon is the earliest manufacturer of pc bar in China, and also the developer of spiral drawing and high-frequency heat treatment technology for PC bar. We also successfully developed various kinds of alloy wire rod for PC bar together with domestic steel mills. We export a lot to foreign markets, and also develop deep processing products which bring additional benefits. In 2008, we successfully developed pc bar for high-speed railway track plate and deep processing threaded pc bar. ...
  • Wholesale Price Uncoated Stress-Relieved Steel Wire For Prestressed Concrete - PC Galvanized (Aluminum) Strand – Silvery Dragon

    Wholesale Price Uncoated Stress-Relieved Steel Wire For Prestressed Concrete - PC Galvanized (Aluminum) Strand – Silvery Dragon

    This product is applied to stay cables, main cables and anchoring systems of bridge cable structures, external cables of arch bridge slings and other pre-stressed structures that do not directly contact with concrete mortar. we have participated in the construction of many large cable-stayed bridges in China. The diameter of this product is 12.70mm, 15.20mm, 15.70mm, 17.8mm and it is low relaxation pre-stressed strand. The coated steel wire is further drew and stabilized by heat treatment, th...
  • Cheap PriceList for Multi-Wire Steel Prestressing Strand – Mine Supporting Big Diameter PC Bar – Silvery Dragon

    Cheap PriceList for Multi-Wire Steel Prestressing Strand – Mine Supporting Big Diameter PC Bar – Silvery Dragon

    PC bar for mine anchor cable (mine supporting big diameter PC bar) This product is heat-treated spiral rib bar with resin anchoring structure for mine anchor cable. Its specifications are φ16.0mm, φ18.0mm, φ20mm, and the tensile strength grade are 1080Mpa, 1270Mpa, and 1420Mpa. The product has the characteristics of high strength, high toughness, low relaxation, total elongation under maximum force Agt≥3.5% and impact absorption energy Akv/J≥32. Its shape is spiral rib. It is a new type of su...
  • Excellent quality Plain Strand - Plain, Spiral Rib and Indented PC Strand (2 wires, 3 wires and 7 wires) – Silvery Dragon

    Excellent quality Plain Strand - Plain, Spiral Rib and Indented PC Strand (2 wires, 3 wires and 7 wires) – Silvery Dragon

    In China, Silvery Dragon mainly supplies its 7 wires plain strand to highway and high speed railway bridge markets. Since the Beijing-Tianjin inter-city passenger line began in the year of 2005, Silvery Dragon has supplied 550, 000 strands to more than 20 projects with a total length of over 6000km including Zhengzhou-Xian, Harbin-Dalian, Beijing-Shanghai, Shijiazhuang-Taiyuan, Beijing-Shijiazhuang, Shijiazhuang-Wuhan, Tianjin-Qinhuangdao, the East Ring in Hainai city and so on. We also have ...
  • China wholesale Ulon Bar - Unbonded (Galvanized )PC Strand – Silvery Dragon

    China wholesale Ulon Bar - Unbonded (Galvanized )PC Strand – Silvery Dragon

    It is twisted by plain round wire or galvanized wire. In the production line of un-bonded (galvanized) strand, firstly, the special anti-corrosion grease is coated on the strand surface for anti-corrosion and reducing friction between strand and sheath, then the molten high density polyethylene (PE) resin is wrapped outside of the strand and anti-corrosion grease, which is condensed and crystallized to form a sheath to protect strand from corrosion and prevent bonding with concrete. The stran...
  • Factory wholesale Pc Indented Wire - Mine Supporting Big Diameter PC Bar – Silvery Dragon

    Factory wholesale Pc Indented Wire - Mine Supporting Big Diameter PC Bar – Silvery Dragon

    PC bar for mine anchor cable (mine supporting big diameter PC bar) This product is heat-treated spiral rib bar with resin anchoring structure for mine anchor cable. Its specifications are φ16.0mm, φ18.0mm, φ20mm, and the tensile strength grade are 1080Mpa, 1270Mpa, and 1420Mpa. The product has the characteristics of high strength, high toughness, low relaxation, total elongation under maximum force Agt≥3.5% and impact absorption energy Akv/J≥32. Its shape is spiral rib. It is a new type of su...