Introduction to Square Steel Pipe Square steel pipe, also known as square hollow section (SHS) or structural square pipe, is a hollow metal profile with equal side lengths, crafted from high-quality carbon steel. This versatile square steel tubing offers outstanding strength and durability, making it a preferred choice across structural, mechanical, and architectural projects worldwide. […]
Galvanized steel pipe guide covering hot dip and pre galvanized specs standards applications corrosion resistance and Sino East Steel Group solutions
When you are erecting a multi-story support structure, you need materials that absolutely will not fail. As a leading manufacturer based in Tianjin with an annual capacity of 500,000 MT, we know exactly what goes into creating a reliable structural backbone. The core of that backbone is the 48.3mm hot dip welded galvanized steel pipe […]
Discover 4 inch square steel pipe specs grades uses and sourcing tips from Sino East Steel Group for construction and industrial projects
Welded steel pipe for gas and oil lines refers to carbon steel piping systems manufactured by forming steel plates and sealing the seams using high-frequency induction (ERW) or submerged arc welding (LSAW/SSAW). Predominantly governed by the API 5L (ISO 3183) standard, these pipes are engineered to transport hydrocarbons under high pressure, balancing cost-efficiency with extreme […]
Choosing the right welding method is critical for pipeline safety and project budget. The industry primarily relies on three types: ERW (Electric Resistance Welded): Created through cold-forming. Best for smaller diameters and medium-pressure distribution lines. LSAW (Longitudinal Submerged Arc Welded): Features a single longitudinal seam. Ideal for heavy-wall, large-diameter, and high-pressure long-distance pipelines. SSAW (Spiral […]
In construction, machinery manufacturing, furniture production, and various structural applications, square steel pipes have become one of the most widely used hollow steel products due to their high strength, excellent stability, ease of processing, and uniform appearance. 1.What Are Square Steel Tubes? Square steel tubes are hollow steel products with a square cross-section. The core […]
In the construction industry, the safety of scaffolding directly impacts the safety of workers and the progress of projects. As the core material of scaffolding, the selection of galvanized steel pipes is particularly crucial. With such a wide variety of products available on the market, how can one choose galvanized steel pipes that meet standards […]
In global steel procurement and engineering applications, galvanized steel tubes are widely used in construction, infrastructure, agriculture, and manufacturing due to their excellent corrosion resistance. However, during the actual selection process, many buyers encounter a critical question: What exactly is the difference between hot-dip galvanized steel tubes and Pre-Galvanized steel tubes? Which one is better? 1.What […]
ASTM A53 galvanized steel pipe is one of the most widely used standards worldwide in steel structures, greenhouse frames, scaffolding, and fluid conveyance piping systems.Whether you are an engineering procurement specialist, a construction project manager, or a distributor, selecting the right galvanized steel pipes that comply with the ASTM A53 standard directly impacts the safety, […]
Sino East Steel Group as a leading China steel products manufacturer specialized in production of high quality steel series products and located in Tianjin. The area of Sino East Steel Group is about 65,000 square meters with annual steel production capacity reaching to 500,000 MT. Its products’ ranges include steel pipes, tubes, steel sheet and coil, structural steel like steel profile and so on.
Whatsapp: +86 186 220 88833
Phone: +86 186 220 88833
Email: [email protected]
Fax: 86-22-28897589
Our sales team will be happy to answer your questions. We look forward to being a valued supplier and contributing to your success.
This site uses cookies. By continuing to browse the site, you are agreeing to our use of cookies.
OKLearn moreWe may request cookies to be set on your device. We use cookies to let us know when you visit our websites, how you interact with us, to enrich your user experience, and to customize your relationship with our website.
Click on the different category headings to find out more. You can also change some of your preferences. Note that blocking some types of cookies may impact your experience on our websites and the services we are able to offer.
These cookies are strictly necessary to provide you with services available through our website and to use some of its features.
Because these cookies are strictly necessary to deliver the website, you cannot refuse them without impacting how our site functions. You can block or delete them by changing your browser settings and force blocking all cookies on this website.
We also use different external services like Google Webfonts, Google Maps and external Video providers. Since these providers may collect personal data like your IP address we allow you to block them here. Please be aware that this might heavily reduce the functionality and appearance of our site. Changes will take effect once you reload the page.
Google Webfont Settings:
Google Map Settings:
Vimeo and Youtube video embeds:
You can read about our cookies and privacy settings in detail on our Privacy Policy Page.
Privacy Policy