产品内页 - Renda Steel Group Co., Ltd.

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Stainless steel square tube

Product introduction and parameters

Stainless steel square tube is a hollow strip of steel with a square cross-section, so it is named square tube. It has excellent corrosion resistance, heat resistance and low temperature strength, and has the advantages of beautiful, environmental protection, not easy to rust, etc., and is widely used in construction, machinery, petroleum, chemical industry, electric power, food, medical and other fields.
Stainless steel square pipes can be classified according to different materials, specifications, surface treatment methods, etc. According to the material classification, stainless steel square pipe can be divided into stainless steel seamless pipe and stainless steel welded pipe; According to the specification classification, stainless steel square pipe specifications and sizes are diverse, can be customized according to different needs; According to the classification of surface treatment, stainless steel square tube can be divided into polishing tube, wire drawing tube, mirror tube and so on.
The manufacturing process of stainless steel square pipe mainly includes round steel preparation, heating, hot rolling perforation, cutting head, pickling, grinding, lubrication, cold rolling processing, degreasing, solution heat treatment, straightening, pipe cutting, pickling, finished product inspection and other steps. In the manufacturing process, it is necessary to strictly control the process parameters and material quality to ensure the mechanical properties and appearance quality of the stainless steel square pipe.
Stainless steel square pipe has a wide range of applications. For example, it can be used as a pipeline to transport fluids, such as oil, natural gas, water, gas, steam, etc. In the field of machinery manufacturing, it can be used to manufacture a variety of conventional weapons, gun barrels, shells, etc. In the field of architecture, it can be used to make curtain walls, railings, stairs and so on. In addition, due to the high bending and torsional strength of stainless steel square pipes, while the weight is light, it is also widely used in the manufacture of mechanical parts and engineering structures.

Outer Diameter	6-3000mm， (3/8"-100")
Thickness	0.3-45mm，(SCH10-XXS)
Length:	2000mm, 2500mm, 3000mm, 5800mm, 6000mm,12000mm， etc
Standard:	ASTM，AISI，JIS,，GB， DIN,，EN
Surface:	BA，2B，NO.1，NO.4，4K，HL，8K
Application:	It is widely used in high-temperature and electric industry, medical devices, construction, chemistry, food industry, agriculture, and ship components.It also applies to food and beverage packaging, kitchen supplies, trains, aircraft, conveyor belts, vehicles, bolts, nuts, springs, and screen mesh etc.
Certification:	ISO, SGS，BV
Technique:	Cold Drawn Seamless Tube / Welded pipe
Edge:	Mill Edge Slit Edge
Quality:	SGS Inspection
Grade（ASTM UNS）	201，304，304L，321，316，316L，317L，347H，309S，310S，904L，S32205，2507，254SMOS，32760，253MA，N08926
Grade（EN）	1.4301，1.4307，1.4541，1.4401，1.4404，1.4571，1.4438，1.4539，1.4547，1.4529，1.4562，1.4410，1.4878，1.4845，1.4828，1.4876，2.4858，2.4819
Main market:	Asia/Europe/ South America
Supply Ability:	5000 Ton/Tons per Month
Packaging & DeliveryPackaging Detailsin bundle,plastic bags,thin film,wooden pallet,standard seaworthy export packing or as customer demands
20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High) 24-26CBM40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High) 54CBM40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High) 68CBM

Material introduction

Stainless steel is a kind of stainless steel with stainless steel and corrosion resistance as the main characteristics, and the chromium content is at least 10.5%, and the carbon content is not more than 1.2%. Stainless steel not only has good corrosion resistance, but also has the advantages of high strength, beauty, hygiene and environmental protection. According to the different chemical composition and use, stainless steel can be divided into ferritic type, martensitic type, austenite-ferritic type, precipitation hardening type and other different types. In the field of application, stainless steel is widely used in various fields, such as construction, machinery, electronics, chemical industry and so on. Stainless steel manufacturing and processing also need to go through a number of steps and processes, including smelting, casting, heat treatment, etc. The surface treatment of stainless steel is also very important, and its aesthetics and corrosion resistance can be enhanced by polishing, sandblasting, coloring, etc. In short, stainless steel is a kind of metal material with various advantages and characteristics, which is widely used in various fields, and its manufacturing and processing also need to go through multiple steps and processes.

The advantages of stainless steel are:

Corrosion resistance: Stainless steel is mainly composed of chromium, nickel and other elements, these elements can form a dense oxide film, can prevent further oxidation of metal ions on the steel surface, protect the steel surface from chemical corrosion and electrochemical corrosion.

High strength: stainless steel has high strength, good mechanical properties, high tensile strength, high hardness, good fatigue resistance, etc. At the same time, the ductility and impact toughness of stainless steel are very good, and can meet various processing requirements.

Beautiful: Stainless steel surface is smooth, easy to clean, and there are a variety of surface options, such as mirror, frosted, brushed, etc., very beautiful.

Product application

Each batch of our products will be subjected to strict quality testing before leaving the warehouse, we can also accept your designated third party testing agency for quality inspection and quality certificate, to ensure that all products do not have quality problems and can be perfectly applied to various fields.

Certificate authentication

Our steel products have undergone strict quality inspection and testing, in line with relevant national and international standards, and obtained a variety of certifications, such as CE certification, EN10204 certification, ISO9001 certification. These certifications are the recognition and guarantee of the quality of our products, and are also the basis for customers to trust us.

Product testing

We have advanced production processes and technologies, such as continuous casting and rolling, heat treatment, surface treatment, etc., which can greatly improve the performance and quality of steel products. We constantly update and improve the production process and technology to meet the changing market demand we carry out strict quality inspection and testing for each batch of products, including size, shape, mechanical properties, chemical composition and other aspects of the test. We have advanced testing equipment and professional testing personnel to ensure that every link of the product meets the relevant standards and customer requirements.

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