Factory Price and Top Quality 5120 20cr4 JIS G4053 SCR420 Low Carbon Steel Alloy Structural Steel Steel Round Bar Machinery Part Steel Tempering and Quenching

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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As an excellent supplier of best quality ppgi galvanized steel coil, NO 1 STEEL COIL, Highly Durable Ultra high Strength Prestressing Strand, we are not only the products provider, but also the technical supporter of the customers during the whole process of products use. Our company promises all buyers of the first-class products and solutions as well as most satisfying post-sale support. Hope to do further business with you. With the increasingly fierce market competition, the company actively cooperates with relevant suppliers to form strategic partnerships, because more exchanges and cooperation will improve our customer service capabilities and promote the company's healthy development.

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

Excellent and superb quality, faith in perfection and never-ending pursuit make our Factory Price and Top Quality 5120 20cr4 JIS G4053 SCR420 Low Carbon Steel Alloy Structural Steel Steel Round Bar Machinery Part Steel Tempering and Quenching form a strong comprehensive strength in the market. We uphold the corporate spirit of 'Unity, Responsibility, Professionalism, and Efficiency', and continue to provide high-quality products and services. We uphold the concept of continuously creating value for customers, not only caring about the end of success, but also pursuing the perfect starting point.

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