





Black square pipe
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- 产品描述
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Product Introduction
Black square tube is a commonly used steel pipe material, also known as black rectangular steel pipe or square welded pipe. Its cross-sectional shape is rectangular or square, with high strength and compressive resistance. Black square tube is mainly made by welding process.
Features
Physical properties: Black square tubes have the characteristics of high strength and light weight.Because they are made of high-strength materials such as carbon structural steel plates, they can withstand large external loads and impact forces, and are suitable for occasions that need to withstand heavy pressure and impact forces, such as large building structural supports, mechanical equipment frames, etc.
Corrosion resistance: The surface of black square tubes often has a coating or galvanized layer.This protective layer can effectively prevent the steel pipe from chemically reacting with oxygen, moisture, etc. in the environment, thereby avoiding the occurrence of corrosion. This corrosion resistance allows black square tubes to maintain a long service life in humid and corrosive environments.
Processing and installation performance: Black square tubes have various specifications and lengths, and are easy to cut, bend, weld and other processing operations.Its lightweight material also reduces the difficulty and cost of the processing process. At the same time, black square tubes are lighter, easier to transport and install, and can reduce the labor intensity and cost of construction workers.
Wide application: Black square tubes are widely used in many fields. In the construction field, it is often used in load-bearing parts such as frame structures and steel structures; in the machinery manufacturing field, it is used for the frames and supporting structures of various mechanical equipment; in the furniture manufacturing field, it is used to make the skeleton, supporting structures and other parts of furniture.
Product Parameters
SQUARE STEEL TUBE
RECTANGULAR STEEL TUBE
Size(MM)
Thickness(MM)
SIZE(MM)
Thickness(MM
10×10
0.6-1.2
20×10
0.6-1.2
20×20
0.6-2.5
30×20
0.7-3.5
25×25
0.7-3.0
60×40
1.0-5.0
30×30
0.7-3.0
80×60
1.0-5.0
40×40
0.8-5.0
90×70
1.0-5.0
50×50
0.8-5.0
100×80
2.0-6.0
60×60
1.0-6.0
120×80
3.0-6.0
70×70
1.5-6.0
120×100
3.0-6.0
80×80
2.0-6.0
140×80
3.0-6.0
90×90
2.0-6.0
150×100
3.0-6.0
100×100
2.3-6.0
160×80
3.0-10
120×120
4.0-6.0
180×80
3.0-10
130×130
4.0-8.0
180×100
3.0-10
135×135
4.0-8.0
200×100
3.0-10
140×140
4.0-8.0
250×150
5.0-15
150×150
4.0-8.0
300×200
5.0-15
160×160
4.0-10
400×300
5.0-15
170×170
4.0-10
500×300
5.0-16
180×180
4.0-10
500×400
5.0-16
190×190
4.0-10
600×300
5.0-16
200×200
5.0-10
600×400
5.0-16
220×220
5.0-10
250×250
5.0-10
260×260
5.0-10
280×280
5.0-10
300×300
5.0-16
350×350
5.0-16
400×400
5.0-16
450×450
5.0-16
500×500
5.0-16
Application
Construction field: Black square tube has important applications in the construction field. It is often used in columns, beams, trusses and other parts of building structures, providing good bearing capacity and stability, making the building structure more solid. In addition, black square tubes can also be used to make fences and railings to ensure the safety protection and boundary demarcation of public places, industrial areas and residential areas.
Machinery manufacturing: In the field of machinery manufacturing, black square tubes are widely used in the manufacture of various equipment. Due to its high strength and pressure resistance, black square tubes are suitable for making conveyor belt brackets, machine bed frames, auto parts, etc.The excellent mechanical properties and processing properties of black square tubes make it an ideal material for manufacturing machine parts, drive shafts, conveying equipment and other components.
Furniture manufacturing: The surface of black square tubes is smooth and beautiful, easy to process and shape, so it has certain advantages in furniture manufacturing. It can be used to make various furniture products such as coffee tables, dining tables, bookshelves, etc.Due to the high strength and durability of black square tubes, the furniture produced has a stable structure and a long service life.
Energy facilities: In the energy field, black square tubes are used to build energy facilities such as power towers and wind power towers to ensure their stability and safety. In addition, black square tubes are also used to make traffic facilities such as road guardrails and traffic sign poles to protect the safety of traffic participants.
Agriculture and Chemical Industry: In the fields of agriculture and chemical industry, black square tubes are used to manufacture various equipment and containers, such as storage tanks and pipes. Its excellent corrosion resistance makes black square tubes an ideal choice for these fields.
Glass curtain wall: Black square tubes are often used in the supporting structure of glass curtain walls, adding beauty and stability to modern buildings.
About Us
Shijiazhuang Chengsen Co., Ltd. is one of the leading manufacturing group specializing in Steel pipe, steel sheet, steel coil, Steel grating, stainless steel, aluminum series, wire mesh series etc.
CHENGSEN'sproduct are in compliance with quality control at every manufacturing stage in accordance with API-5L, ASTM, ASME, BS,EN,DIN, JIS, ISO, CE,BS,GOST, NACE quality standards.
CHENGSEN has 90% repeat orders every year. CHENGSEN adheres to the concept of Credit business, Quality assurance, Timely shipment. Adhering to the purpose of strengthening cooperation, promoting exchanges and achieving win-win results, CHENGSEN always adheres to the principle of integrity first and quality first, provides customers with one-stop service, and actively solves the problems and troubles encountered by customers during the ordering process. Chengsen is your trustworthy supplier.

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Black square pipe
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