8mm 10mm 12mm 16mm B500b HRB335 HRB400 HRB500 Deformed Bar China Steel Rebar Bar for Construction

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 strives to realise products diversification and differentiation, and to build the leading enterprise in the Steel Mould, High Strength Galvanized Steel Strand, U beam steel frame construction industry. Our company has complete equipment, complete and scientific quality management system. We adhere to the quality policy of people-oriented, integrity and customer satisfaction. We strive to cultivate the cohesion, vitality and creativity of the enterprise, and develop the enterprise faster, higher and stronger. All over the world efficient network purchase and sale way, to provide you with convenient and fast service.

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

Our product quality can withstand the test of time, we guarantee that each 8mm 10mm 12mm 16mm B500b HRB335 HRB400 HRB500 Deformed Bar China Steel Rebar Bar for Construction is carefully developed and strictly tested. Our company always adheres to quality as the company's sustainable business policy, constantly reforming and restructuring, constantly increasing investment in science and technology and constantly innovating and improving. We have strengthened the main business, deepened reform and adjustment, improved internal mechanisms, expanded new fields and built diversified businesses.

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