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Threaded Rod / Threaded Bar DIN975 /ASTM a 193 B7 / B7m / B8 / B8m with Grade 4.8 / 8.8 / 10.9 / 12.9 / A2 / A4

Threaded Rod / Threaded Bar DIN975 /ASTM a 193 B7 / B7m / B8 / B8m with Grade 4.8 / 8.8 / 10.9 / 12.9 / A2 / A4

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.

We implement strict product self-inspection and third-party inspection to ensure that every plate girder steel construction, hot rolled stainless steel strip coil, Color Coating Steel Coils meets international standards and quality standards. Years of hard work has created our resounding brand, and we have created a series of impressive achievements with our strength and integrity. We have not only the capital to do import and export business, but also the experience of international trade and the necessary storage equipment. We operate steadily and seek sustainable development, and people-oriented, inspiring self-worth are the most important. As long as you have a tendency to our products, please contact us. We offer fast, short delivery period and can be expedited.

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 strictly abides by the principle of "science and technology are the company’s productivity", is committed to the scientific research and development of Threaded Rod / Threaded Bar DIN975 /ASTM a 193 B7 / B7m / B8 / B8m with Grade 4.8 / 8.8 / 10.9 / 12.9 / A2 / A4 equipment, digests and absorbs advanced Threaded Rod / Threaded Bar DIN975 /ASTM a 193 B7 / B7m / B8 / B8m with Grade 4.8 / 8.8 / 10.9 / 12.9 / A2 / A4 equipment and technology at home and abroad, and accelerates innovation. Launched new energy-saving and environmentally friendly products for the market to meet the needs of modern enterprises Threaded Rod / Threaded Bar DIN975 /ASTM a 193 B7 / B7m / B We are dedicated to rewarding our customers, shareholders and society with the best quality works and services, and using our wisdom and ability to exchange our investment for the greatest benefit for our customers and shareholders. Our employees constantly improve their professionalism and expertise, cultivate and forge a square and straight moral sentiment, and keep the highway and practice the highway.

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