Black Zinc Plated All Thread A307 Coil Bar Threaded Rod

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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We optimize the industrial structure of high-quality development and are committed to providing customers with high-quality and efficient pc strand 15 2 mm, galvanized baling rebar wire, Deformed PC Steel Wire BS5896 2012. We have created our brand with first-class management, first-class staff quality and modern equipment. We're searching forward to forming prosperous enterprise interactions with new purchasers across the earth within the near upcoming. We are committed to building our company into an enterprise with many famous brand-name products, strong competitive strength and good economic benefits. We focus on personalized customization, independent research and development, with technology value added.

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

Foreign trade has been exported to many countries and regions, and has become one of the important production bases of Black Zinc Plated All Thread A307 Coil Bar Threaded Rod export in our country. A win-win market price, excellent product quality, fast response speed and dedicated professional services are the cornerstones of the company's rapid development. Our company is devoted to provide products to friends both old and new both at home and abroad with superior quality, competitive price, rapid supply method and thoughtful service. We welcome your visit, contact and negotiation. We will become your best partner for business!

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