Now We Are Attending Fair Tube 2024

At present, we are now attending Fair Tube 2024 in Dusseldorf Germany, so welcome to meet at the fair. 

We are a state-owned enterprise with a comprehensive business scope, covering industries like mining, trading, logistics, finance, and much more. The Metal Department is specifically engaged in the manufacturing and exporting of quality steel products, serving international markets for over 30 years. We have 18 integrated production lines for the making of all kinds of steel carbon pipes, including round/square/rectangular ERW pipes, pre-galvanized and hot-dipped galvanized ones, seamless pipes, steel conduit, stainless pipes, etc. All products are manufactured by the standard of official ISO & EN & API certifications. Our quotations are usually the best in the industry due to massive productions and upstream cost control, wining us a total of 100,000 tons annual export to the customers from North & South America, Middle East, Southern-East Asia, Europe, Australia, etc.

Our product range: welded steel pipes including ERW pipes, galvanized pipes, square&rectangular pipes; seamless pipes, steel conduits, steel coils as well as other related steel products. 

Our contact information: Email: acero.sigridsun@gmail.com; Whatsapp: +1-6303406276. 

How We Deep Processing Of Steel Pipes

Steel pipe deep processing refers to the various processes that transform raw steel pipes into finished products used in various industries such as construction, manufacturing, or transportation. The process includes cutting, shaping, welding, painting, beveling, coating, grooving and so on.  

The main purpose of steel pipe deep processing is to enhance the quality and functionality of steel pipes according to specific industry requirements. It also helps to improve the overall efficiency of the manufacturing process while reducing production costs. Deep processing of steel pipes is essential, especially in the construction and manufacturing sectors, where the accuracy and reliability of the piping systems are critical for safe and reliable operation. 

Our Products

 

7 Uses Of Steel Coil

 The uses of steel coils are diverse and wide-ranging. These steel sheets are versatile in that they are used in many industries, for different purposes, and as raw materials for a range of products.

Steel coils are thin sheets of steel rolled into a long, cylindrical shape. They come in two forms: hot-rolled and cold-rolled, based on the production process. Steel coils are popular in many industries due to their high strength, durability, resistance to weather and corrosion, flexibility, and cost-effectiveness.

In this article, we enumerate some industries that make use of steel coils and discuss how these sheets of metal are used in the respective fields. Read on to know more!

Construction

Like many other metal materials, steel coils are also popular in the construction industry. They’re used as materials for roofing sheets. building panels, pipes, walls, reinforcing bars (rebars), and structural components like beams, columns, and trusses.

For roofing sheets, walls, and building panels, the steel coils are unrolled and flattened into sheets before being cut into the desired size and shape. As for pipes, rebars, and other structural components, the coils are unrolled, cut to length, and then welded or rolled into cylindrical shapes before being cut to the desired lengths.

Automotive

Steel coils can also be commonly used when producing various automotive components. These include car body parts, chassis components, and even exhaust pipes.

The steel is unrolled, cut to size, and then stamped into shape with specialized machinery to produce doors, hoods, and fenders. It can also undergo stamping and welding to form chassis or engine components, or welding and bending to make exhaust system pipes.

Packaging

While steel coils are most often unrolled, cut to size, stamped, and welded to produce metal cans, this is not the only way they are used in the packaging industry.

Foil packaging is another product that comes from steel coils after the sheets pass through a series of rollers to reduce their thickness and increase their length, and a layer of aluminum is applied to provide protection against the elements.

Another application is steel drums that are used for the storage and transportation of liquids and powders. Formed in a similar way to metal cans, the resulting drums are coated with a layer of paint or other protective coatings to prevent corrosion.

Finally, steel coils are also used to produce steel straps that secure packages and pallets during the transportation of goods. The steel goes through a combination of stamping and heat-treating to achieve the desired shape and flexibility.

Consumer goods

Quite a number of things you find in stores are actually made of steel coils. These include appliances like refrigerators, washing machines, and ovens, furniture like desks, chairs, and shelving, tools like hammers, wrenches, and saws, sports equipment like golf clubs, tennis rackets, and bicycles, and various kinds of hardware like nails, screws, and bolts. For all of these, the coils are unrolled and flattened before going through a combination of processes including forging, welding, stamping, and heat-treating.

Machinery

Many machine parts are made out of steel coils, like frames, bearings and shafts, gears, springs, and engine components. The benefit of steel coils in the machinery industry is how flexible they are—because they can be shaped into a variety of forms, there are so many standard and customizable machine parts they can be formed into.

Energy and electrical equipment

Steel coils are used in the construction of wind turbines and transmission lines for the electrical power industry. They are also used in the production of pipelines, boiler tubes, pressure vessels, and solar panels. Their strength and durability are key in ensuring that the products formed from steel coils are long-lasting and reliable.

Steel coils are also used to produce transformers, various types of motors, generators, electromagnets, and electrical cabinets.

As you can see from this article, there are many applications and uses of steel coils in a wide range of industries. What makes steel coils so versatile is their strength, durability, corrosion resistance, and ability to be formed into the many shapes and sizes required by various industries.

Though most of these applications require steel coils to undergo the same processes, it’s surprising just how many products are eventually created, such that steel coils can be useful for just about any industrial purpose.

Regardless of the industry you’re in, if you are looking for steel coils, turn to the best supplier in China-Tianjin Tewoo Group. We supply steel products to a wide range of businesses in as many industries, so we have the expertise and experience to back up our claims. Contact us now for a quote!

What You Should Know About Our Exporting Development Of Tianjin Tewoo Group In 2023

2023 was a year full of challenges for the global economy. Although the negative impacts of the COVID-19 epidemic, geopolitical conflicts, and trade sanctions are gradually fading, their secondary impacts will still continue to affect global economic development and commodity trade. During this year, there were many setbacks, but we overcome them one by one and achieved a lot more. 

Our steel exports in 2023 increased significantly by 35% year-on-year, reaching 91,2018 tons, the highest level since 2017. Among them, the growth rate in March was more obvious, the export volume from May to July was slightly lower but still at a high level year-on-year, and the export volume from August to December showed a trend of fluctuation and slight decrease.

2024 is coming, and we updated many volumes including our detailed product brochure. Sincerely welcome to consult us via below information:

 

Telegram/Whatsapp: 86-18512243449/18526286414   Wechat: sigridexporting

Email: acero.sigridsun@gmail.com     Skype: sigrid sun(tianjin tewoo) (8618512243449)

Facebook: sigridsun-tjtewoo    Website: tewoo.com|sigrid-tjtewoo.blogspot.com

Our Yearly Exhibition Plan

A piece of news:

in 2024 my company will attend:

FABTECH 2024 / TUBE-TRADEFAIR 2024 / TUBE DUSSELDORF 2024 / TUBE CHINA 2024 /PIPE&TUBE OMAHA 2024 / STAINLESS STEEL WORLD ASIA 2024

Pls contact us now for your any more detailed consultancies and welcome to visit our booth.

Happy New Year & Back To Work Now

 Hello my dear friends,

We are back to work today, and sincerely welcome to chat with us now. 

Once again, our main products are erw pipes, pre-galvanized pipes, hot-dipped galvanized pipes, seamless pipes, steel conduit, zinc wire, steel coils&plates etc. 

Our contact info: 

Whatsapp: 1-6303406276                   Wechat: sigridexporting

Email: acero.sigridsun@gmail.com     Skype: sigrid sun(tianjin tewoo) (8618512243449)

Facebook: sigridsun-tjtewoo    Website: tewoo.com|sigrid-tjtewoo.blogspot.com

RFQ To Us Now

Hi dear friends,

We are going to close our office due to Chinese Spring Holiday from 9th Feb to 17th Feb. So please don't hesitate to contact me now even during our holiday period if you have any steel pipe importing inquiries. 

My main contact information:

Whatsapp: 1-6303406276                   Wechat: sigridexporting

Email: acero.sigridsun@gmail.com     Skype: sigrid sun(tianjin tewoo) (8618512243449)

Facebook: sigridsun-tjtewoo    Website: tewoo.com|sigrid-tjtewoo.blogspot.com

Our Canadian Stock Of Square & Rectangular Pipes

 Hi dear renowned sir/madam,

Happy New Year! 

I'm Sigrid Sun from the Metal Department of Tianjin Tewoo Group. We are a state-owned enterprise with a comprehensive business scope, covering industries like mining, trading, logistics, finance, and much more. The Metal Department is specifically engaged in the manufacturing and exporting of quality steel products, serving international markets for over 30 years. We have 18 integrated production lines for the making of all kinds of steel carbon pipes, including round/square/rectangular ERW pipes, pre-galvanized and hot-dipped galvanized ones, seamless pipes, steel conduit, stainless pipes, etc. All products are manufactured by the standard of official ISO & EN & API certifications. Our quotations are usually the best in the industry due to massive productions and upstream cost control, wining us a total of 100,000 tons annual export to the customers from North & South America, Middle East, Southern-East Asia, Europe, Australia, etc.

At present we have 25 tons square and rectangular pipes in 5 specifications in stock in Canadian port cargo. All pipes are 6 meters:

25*25*2.5=384 pcs

30*30*2.5=302 pcs

38*38*2.5=434 pcs

50*50*2.5=184 pcs

75*75*2.5=121 pcs

Pls note: all above pipes can be half discount of original price.

Pls don't hesitate to contact me now if above pipes are just what you need, and certainly we can serve you other related inquires. 

We wish to be your valuable resource and look forward to hearing from you soon.

Best regards

Breaking: Seamless Pipe

When it comes to seamless pipes or tubes, they are considered one of the most commonly employed products in numerous different industries. In general, seamless tubes are utilized for transporting liquid and fluid from point A to point B. Learning about seamless tubes and pipes' functions can be vital as it allows us to comprehend how various industries put these to use.

Before being introduced to the many uses of a seamless pipe, it's first and foremost important to understand what exactly the material looks like. Based on the product's name, a seamless pipe is a continuous hollow pipe made of carbon or stainless steel.

A seamless pipe or tube is hollow in nature. The tube is also continuous and is created out of either stainless steel or carbon. The primary purpose of these seamless pipes is to transport liquids and fluids, as discussed earlier. These seamless tubes are created without gaps or serrations to ensure that the transfer of liquids occurs. The lack of gaps ensures the fluid flows freely and is not potentially contaminated by external factors. Another purpose of a seamless pipe is to remove any chance of accidental overflow or random silage. This is why industries such as the shipbuilding, boiler and petrochemical industries rely heavily on seamless tubes.

Seamless pipes are employed in chemical and mechanical processes but also have commercial uses. It is mostly because of its ability to withstand pressure and maintain its shape. Here are some of the reasons why seamless pipes are preferred throughout.

Seamless pipes are extremely strong when it comes to material. If we compare it to welded pipes, they can withstand more harsh circumstances. Because seamless pipes lack welded gaps, seamless pipes are not susceptible to pipe failures and leaks.

The uniform, circular cross-section available in all seamless pipes makes it more advantageous if we compare it to welded pipes. The uniform shape also comes in handy for installing fittings or further piping needs.

In seamless pipes, welding quality plays does not play an important role and is not required to calculate the pressure rating. Seamless pipes eliminate the weakest point: the gaps created due to the welding process. This allows these seamless pipes to withstand high-pressure levels and create a safer manufacturing unit.

Tianjin Tewoo Group is one of Chinese best seamless pipe manufacturer and exporter of pipes. We have experience in seamless tubes, heat exchanging tubes, fintubes, and U-bend heating tubes. Our expert engineers follow the cold-drawn process to create seamless pipes and tubes and provide them with a well-defined finishing touch.

Our installers guarantee your seamless carbon steel pipes are shipped safely without any damage done to the product. Our engineers make thorough quality checks to maintain the quality of the tubes. For more information on our seamless tubes and services, contact us today acero.sigridsun@gmail.com.

Bloggers, are you sure the difference between cold rolled steel and hot rolled steel?

It's important to note that the main difference between hot rolled and cold rolled steel is one of process. Hot rolling refers to processing done with heat. Cold rolling refers to processes done at or near room temperature. Although these techniques affect overall performance and application, they should not be confused with formal specifications and grades of steel, which relate to metallurgical composition and performance ratings. Steels of different grades and specifications can be either hot rolled or cold rolled-including both basic carbon steels and other alloy steels.

It may seem obvious, but some types of steel are better suited for certain applications. Knowing which to use can help avoid over-spending on raw materials. It can also save time and money on additional processing. Understanding the differences between hot and cold steel is integral to choosing one over the other.

Hot rolled steel is steel that has been roll-pressed at very high temperatures, which is above the re-crystallization temperature for most steels. This makes the steel easier to form, and resulting in products that are easier to work with.

To process hot rolled steel, manufacturers first start with a large, rectangular length of metal, called a billet. The billet is heated and then sent for pre-processing, where it's flattened into a large roll. From there, it is kept at a high temperature and run through a serious of rollers to achieve its finished dimensions. The white-hot strands of steel are pushed through the rollers at high speeds. For sheet metal, rolled steel is spun into coils and left to cool. For other forms, such as bars or plates, materials are sectioned and packaged. Steel shrinks slightly as it cools. Since hot rolled steel is cooled after processing, there is less control over its final shape, making it less suitable for precision applications. Hot rolled steel is often used in applications where minutely specific dimensions aren't crucial. Railroad tracks and construction projects often use hot rolled steel.

Hot rolled steel can often be identified by the following characteristics:

• A scaled surface-a remnant of cooling from extreme temperatures
• Slightly rounded edges and corners for bar and plate products.
• Slight distortions, where cooling may result in slightly trapezoidal forms, as opposed to perfectly squared angles.

Hot rolled steel typically requires much less processing than cold rolled steel, which makes it a lot cheaper. Because hot rolled steel is allowed to cool at room temperature, it's essentially normalized-meaning it's free from internal stresses that can arise from quenching or work-hardening processes.

Hot rolled steel is ideal where dimensional tolerances are not as important as overall material strength, and where surface finish isn't a key concern. Where surface finish is a concern, scaling can be removed by grinding, sand blasting, or acid-bath pickling. Once scaling has been removed, various brush or mirror finishes can also be applied. Descaled steel also offers a better surface for painting and other surface coatings.

Cold worked steels are typically harder and stronger than standard hot rolled steels. Cold rolled steel is essentially hot rolled steel that has been through further processing. Once hot rolled steel has cooled, it is then re-rolled at room temperature to achieve more exact dimensions and better surface qualities.

Cold rolled steel is often used to describe a range of finishing processes, though technically cold rolled applies only to sheets that undergo compression between rollers. Steel forms that are pulled, such as bars or tubes, are drawn not rolled. Other cold finishing processes include turning, grinding, and polishing-each of which is used to modify existing hot rolled stock into more refined products.

Cold rolled steel can often be identified by the following characteristics:

• Better, more finished surfaces with closer tolerances.
• Smooth surfaces that are often oily to the touch.
• Bars are true and square, and often have well-defined edges and corners.
• Tubes have better concentric uniformity and straightness.

With better surface characteristics than hot rolled steel, it's no surprise that cold rolled steel is often used for more technically precise applications, or where aesthetics are important. But due to the additional processing for cold finished products, they come at a higher price.

In terms of physical characteristics, cold rolled steels are typically harder and stronger than standard hot rolled steels. As the metal is shaped at the lower temperatures, the steel's hardness, resistance against tension breaking, and resistance against deformation are all increased due to work hardening.

These additional treatments, however, can also create internal stress within the material. This can cause unpredictable warping if the steel is not stress relieved prior to cutting, grinding, or welding.

Depending on what you're looking to build, different materials each have their own benefits and drawbacks. For run-of-the-mill projects or one-off productions, steel materials can provide the building blocks for any structures configuration imaginable.

For more information on steel, or to request a quote for a custom project, please contact us: acero.sigridsun@gmail.com.