Product News,H-beam,Galvanized square tube,Structural Steel Pipe

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About Us

We Super Steel Manufacturing Co.,Ltd(SMC) are amongst the top manufacturers and suppliers for the seamless steel pipe, welded steel pipe, OCTG products and fittings from China. We have been manufacturing and supplying these products to the industry since 1993, and received repeat orders and appreciation from our valued customers.

Products

Welded Steel Pipe

Welded steel pipe, also known as welded pipe, is a steel pipe made of steel plate or steel strip after being crimped and welded. Welded steel pipes have simple production process, high production efficiency, many varieties and specifications.Welded steel pipes for low-pressure fluid transportation (API 5L) are also known as general welded pipes, commonly known as black pipes. Welded steel pipe for conveying general lower pressure fluids such as water, gas, air, oil and heating steam and other purposes. Super Steel Manufacturing can offer SAWL/LSAW Steel Pipe, SSAW Steel Pipe, EFW/ERW Steel Pipe in standard size or as customer’s requirement.

LSAW Steel Pipe

SSAW Steel Pipe

ERW Steel Pipe

Prefabricated piping spools

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Seamless Steel Pipe

Seamless pipe made of a single piece of metal with no seams on the surface is called a seamless steel pipe. According to the production method, the seamless pipe is divided into a hot rolled pipe, a cold rolled pipe, a cold drawn pipe, an extruded pipe, a top pipe, and the like. According to the shape of the section, the seamless steel pipe is divided into two types: a circular shape and an irregular shape, and the shaped pipe has a square shape, an elliptical shape and the like. The maximum diameter is 650mm and the minimum diameter is 0.3mm. Seamless steel pipe is mainly used as petroleum geological drilling pipe, cracking pipe for petrochemical industry, boiler pipe, bearing pipe and high-precision structural steel pipe for automobile, tractor and aviation.

ASTM A53 Seamless Pipe

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Hollow Section

A hollow structural section (HSS) is a type of metal profile with a hollow cross section. The steel hollow section is made up of various material welded structural hollow sections for multiple purposes. No matter building construction, or spare parts manufacturing, even working parts construction. It is also used in these projects. Here are products Mild Steel Square Tube, Mild Steel Rectangular Tube, Stainless Steel Square Tube, Stainless Steel Rectangular Tube.

Circular Hollow Sections

Rectangular Tube

Square steel tube

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Coated Steel Pipe

Coated steel pipe means the pipe that is by the processing after the corrosion, which can effectively prevent or slow the steel pipe occurs in the course of transport and chemical or electrochemical reaction corrosion phenomena. Coated steel pipe can effectively prevent or slow down the corrosion of steel pipes to extend service life and reduce operating costs pipe. Super Steel Manufacturing is a supplier that can offer Galvanized Steel Pipe, FBE Coated Pipe, Epoxy Coated Pipe, 3LPE/3PE Coated Pipe.

3PE Steel Pipe

Epoxy Coating Pipe

FBE Coating Pipe

Galvanized Steel Pipe

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OCTG Pipe

Oilfield tubular goods of Surper Steel is a collection of seamless rolled products consisting of Tubing and Casing, Slotted Pipe, Drill Pipe and Drill Collar, Pup Joint and Coupling, which are useful in the oil and gas production activities. These OTCG products are manufactured according to the specifications set by API. OCTG can be either seamless or welded and are available in different sizes and lengths.

Stainless Steel Pipe

Stainless steel pipe is used for transporting liquids and gasses in a wide range of industries including mining, oil, natural gas, automotive, and aviation. Super Steel can provide Stainless Seamless Steel Pipe, Stainless Welded Steel Pipe, Stainless Steel Screen Pipe and Stainless Hollow Section in standard sizes, or you can have it custom cut to your specifications.

Stainless Seamless Steel Pipe

Stainless Welded Steel Pipe

316L Stainless Steel Pipe and Tube

Stainless steel plate

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Alloy Steel Pipe

Alloy steel pipe is a kind of seamless steel pipe, its performance is much higher than the general seamless steel pipe, because this steel pipe inside containing Cr, high temperature resistance, low temperature, corrosion-resistant performance of other non-pipe joints not match, so the more extensive use of alloy tube in the petroleum, aerospace, chemical, electric power, boiler, military, and other industries.

Copper-Nickel Pipe/Tube

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Finned Steel Tube

Fin tubes are a type of heat exchanger that is used in many different industries. These tubes have a finned surface, which increases their surface area and allows them to transfer heat more efficiently. This makes them ideal for applications where high heat transfer rates are required, such as in power plants and refrigeration systems. Fin tubes are made from a variety of materials, including copper, aluminum, and stainless steel. They are available in a range of sizes and shapes and can be customized to meet the specific needs of each application.

Finned Steel Tube

Studded Tube

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Pipe Fittings

Pipe Fittings are defined as the piping components that help in pipe routing for directional changes, size changes, and branch connections. Super Steel is one of the top supplier of Flange, Elbow / Reducer / Tee / Cap / Bend and Valves, which are widely used in both the piping and plumbing industries.

Steel structure

Steel plates normally stand for steel plates 6mm or thicker and are made by hot-rolling a semiproduct slab 200mm or thicker and then through follow-up processes such as cooling or heat treatment. Steel plates ramify into products for general structure, welding, boiler or large-diameter steel pipes depending on material. Super Steel Manufacturing can offer Steel structure Alloy Steel Plate, Carbon Steel Plate, Nickel Alloy Sheet/Plate, Stainless Steel Plate,C Channel, H/I Beam,Steel Bar.

Steel Structure Fabrication

Structural steel fabrication refers to the process of manufacturing structures by bending, cutting, and shaping steel. In structural steel fabrication, steel components are typically assembled to form different structures of predetermined dimensions and shapes.

Building Construction Steel Truss Structure

Box Steel Components

Stud Welded Steel Column Structure

H Beam Steel Component

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Workshop

High quality piping products from approved manufacturers.
In order to continuously improve our offerings to our clients, we have consistently improved and upgraded our manufacturing facility and can hence offer material with stringent requirements.

Projects

Over the years, Super Steel Manufacturing Co.,Ltd(SMC) has developed an enviable reputation for project management for the Oil & Gas, Construction, Power Energy, Marine & Offshore, Water Treatment, Exploration & Drilling Services, Pipeline & Petrochemical and other heavy industries.
The many years of experience that we have means that there is always someone who has the ability to carry a project forward.

Services

Super Steel Manufacturing Co.,Ltd(SMC) adheres to the principle of being customer-oriented, focusing on customers and meeting their requirements. We respond quickly and customize products and solutions for end users.

News

Always up to date. In this column you can find the steel pipe related articles, including industry trends, product standards and materials, and some technical guidelines.

Product News

Why must seamless pipes undergo heat treatment?

Heat treatment modifies the steel’s internal microstructure through controlled heating, holding, and cooling processes. It is a core metallurgical technology for optimizing hardness, toughness, wear resistance, and dimensional stability, enabling seamless pipes to meet demanding conditions such as high pressure, cyclic loading, precision tolerance, and harsh environments. This article will briefly introduce why must seamless pipes undergo heat treatment.

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Factors affecting the price of SCH 40 seamless steel pipe

The price of SCH 40 seamless steel pipe is not fixed by “Schedule 40” alone. It is jointly determined by material grade, pipe size, production process, market supply and demand, logistics, and regulatory costs. This article will briefly introduce factors affecting the price of SCH 40 seamless steel pipe.

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Galvanized square tube materials and properties

A galvanized square tube is a hollow steel section with a square cross-section, manufactured from hot-rolled or cold-rolled galvanized steel strip or galvanized steel coil. The material is cold-formed into shape and then joined using high-frequency welding. This article will briefly introduce galvanized square tube materials and properties.

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What is the appropriate temperature for welding LSAW steel pipes?

Welding in LSAW steel pipe manufacturing is the process of joining steel plates along a longitudinal seam using controlled heat and/or pressure to form a continuous, high-strength pipe body. Welding quality directly affects the pipe’s mechanical strength, pressure resistance, and long-term service reliability.

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What is 304 stainless steel plate used for?

In the steel industry, 304 stainless steel plate is one of the most widely used austenitic stainless steel materials. This article will briefly introduce what is 304 stainless steel plate used for.

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What is the service life of SHS steel?

SHS steel (Square Hollow Section steel) is a widely used structural material in construction and engineering projects. Its service life is primarily determined by material quality, manufacturing process, service environment, and corrosion protection measures. Under normal conditions, high-quality SHS steel can achieve a service life of over 20 years, while low-quality materials or improper protection may result in premature failure within 5 years or less. Therefore, selecting suitable SHS steel grades and applying appropriate corrosion protection measures based on actual operating conditions are essential to ensure long-term structural reliability and cost efficiency.

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Cold-formed rectangular steel pipe

Cold-formed rectangular steel pipes are among the most widely used structural hollow sections in modern construction and industrial manufacturing. In this article, we will explain what cold-formed rectangular steel pipes are, how they are manufactured, their key advantages and limitations, applicable standards, and how they compare with hot-formed rectangular tubes—helping engineers, buyers, and project managers make informed decisions.

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Manufacturing process and technology of rectangular tubes

Rectangular tubes (RHS tubes) are a widely used form of structural steel tubing characterized by a rectangular cross-section. Owing to their excellent load-bearing capacity, geometric stability, and fabrication versatility, they are extensively applied in construction, machinery manufacturing, automotive structures, and infrastructure projects. The manufacturing process and applied technologies play a decisive role in determining their dimensional accuracy, mechanical performance, and long-term reliability.

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Considerations for procuring EN 10219 cold-formed square tube

The EN 10219 standard applies to cold-formed welded structural hollow sections made of non-alloy and fine-grained steels. These products represent the most widely adopted and cost-efficient square and rectangular tubes used in modern construction and general mechanical structures. In practice, procuring EN 10219 square tubes is essentially an exercise in balancing cost efficiency, product quality, and supply reliability.

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EN 10210 hot-formed square tube selection guide

As modern construction and high-end equipment manufacturing continue to demand higher safety margins and durability, structural materials are required to deliver consistent mechanical performance under complex service conditions. EN 10210 hot-formed square tubes, known for their uniform cross-sectional properties, excellent toughness, and long-term reliability, are widely used in bridges, offshore structures, heavy industrial plants, and seismic-resistant buildings. This article clarifies what EN 10210 square tubes are, how they differ from seamless square tubes, and how to select them correctly for critical applications.

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