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5120 20cr4 JIS G4053 40cr Low Carbon Steel Alloy Structural Steel Round Bar Machinery Part Steel Tempering and Quenching

5120 20cr4 JIS G4053 40cr Low Carbon Steel Alloy Structural 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.

Oriented by user needs, and based on product quality wholeheartedly provide users with quality SS400 hot rolled h beam, 76mm corrugated stainless steel pipe, pre painted galvalume steel coils products! We are tolerant of mistakes and improvements in the reform and growth of the enterprise, and can share both the achievements and honors, as well as the responsibilities and contributions. We will take the corporate mission of promoting the progress of the times through business success as the driving force for the comprehensive promotion of social responsibility work. Reliable quality and good integrity service has brought a high reputation for our company . High quality and low price make us have a foothold in the fierce market competition.

Product Introduction

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. It has undergone rigorous inspection, the material is superior, and the quality is up to standard.


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
7.1Spiralgroove39.0-41.7≥1420≥1280≤2.0≥3.5Take 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.
≥7.0No damage and defects which will influence the use
is allowed on the surface of the PC bar.
Floating rust is allowed.
962.4-66.5
10.787.8-93.6
12.6121.9-130.1
14150.2-160.1


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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



The company adopts the industry’s advanced 5120 20cr4 JIS G4053 40cr Low Carbon Steel Alloy Structural Steel Round Bar Machinery Part Steel Tempering and Quenching production equipment and professional technical personnel. Every process of 5120 20cr4 JIS G4053 40cr Low Carbon Steel Alloy Structural Steel Round Bar Machinery Part Steel Tempering and Quenching production has been strictly controlled, with professional quality and perfect after-sales The service is trusted by users. The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process, increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customer's trust well. We adhere to innovative development, green development, and high-quality development, and strive to create the greatest value for the country's economic development and give back to shareholders.

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