2020 Hot Sale Low Carbon Steel Wire Rod 5.5 6.5 8.0mm for Black Wire

PC steel bar is a kind of low carbon alloy steel bar with heat treatment for high strength pre-stressed concrete pile. It is mainly used in producing port concrete pile, high-rise building foundation concrete pile and pier concrete pile, etc.

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Our company is a professional commitment to research and development, production and sales of GI plain sheets, hot dipped Metal galvanized steel coils, molding metal stainless steel. The effective way to improve customer perception is to improve the business service system and customer service ability. If you give us a list of merchandise you are interested in, along with makes and models, we can send you quotations. Our company has developed into a comprehensive industrial enterprise by relying on various advantages such as innovation, technology, management, brand and culture formed by long-term accumulation. We will make a holistic analysis based on the needs provided by our customers, and we will effectively meet their needs.

Product Introduction

Features

PC steel bar has high strength, toughness, low relaxation and good weldability. Its wire rod has good quality, low inclusion content and high purity. It has stable mechanical properties and is widely used in the construction of houses, bridges, roads and other projects. It is of high quality and is not easy to crack or rust, so you can use it with confidence.

Specification (mm）	Facial shape type	Cross-sectional size （S/mm2）	Tensile Strength (MPA）	Plastic elongation strength (Mpa）	Relaxation rate （%）	Percentage elongation at maximum force （%）	Elogation (MM/M）	Percentage elongation after fracture （%）	Surface quaility




7.1	Spiralgroove	39.0-41.7	≥1420	≥1280	≤2.0	≥3.5	Take a one-meter PC bar and place it on a flat surface, and the maximum natural rise of inside chord and arc is less than 5.0 mm.	≥7.0	No damage and defects which will influence the use is allowed on the surface of the PC bar. Floating rust is allowed.
9		62.4-66.5
10.7		87.8-93.6
12.6		121.9-130.1
14		150.2-160.1

On-line equipment

Pay-off stand→ Wire pack up device→ Mechanical descaling→ Drawing dies box→ Drawing machine→ Straightening→ 1# Cleaning machine→ Traction machine→ 600kW/8kHz IGBT）Pre-heating power supply（600kW/8kHz IGBT Intermediate frequency induction heating power supply）→ （200kW/30kHz IGBT）Temperature pre-raising power supply（200kW/30kHz IGBT Superaudio induction heating power supply）→ （200kW/50kHz IGBT）Temperature raising power supply（200kW/50kHz IGBT Superaudio induction heating power supply）＋Quenching/Holding→ Quenching water tank→ （300kW/8kHz IGBT）Tempering power supply（300kW/8kHz IGBT Intermediate frequency induction heating power supply）＋Tempering and holding pipe→ Tempering water tank→ 2#Traction machine→ Wire leading tank→ Wire leading tank→ 1 Take-up disc 1→ 2 Take-up disc 2

Through the unremitting efforts of all staff, we have established long-term cooperative relationship with many domestic and foreign customers and the 2020 Hot Sale Low Carbon Steel Wire Rod 5.5 6.5 8.0mm for Black Wire have been well received by customers. We have not only made great progress in soft power such as scientific and technological innovation and independent intellectual property rights, but have also gradually increased investment in production equipment and hardware. Since its establishment, our company has actively participated in relevant international technical exchanges, and has close technical cooperation with relevant domestic universities.

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