EN 10210-1 Hot formed structural hollow sections of unalloyed and fine grain steels
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EN 10210-1 Hot formed structural hollow sections of unalloyed and fine grain steels
Still deciding? Get samples first, Contact US !
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Product Description
The tubes according to EN 10210-1 are seamless carbon steel tubes for structural use, which can be formed by bending, crimping and similar processes, and are also suitable for welding operations. Pipe material grades (chemical composition) are S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H, etc. They are manufactured by hot forming or cold drawing process.
Product Size
Outer diameter: 21.3～610mm
Wall thickness: 2.77～70.00mm
End: Flat end
Length: 3 to 12 meters or SRL, DRL, double-footed and fixed-footedProduct Packaging
The outer surface is oiled or varnished/black painted, also hot-dip galvanized, and strapped with steel straps.
Chemical composition
C Specified wall thickness
Mn
P
S
Si
Cr
Cu
Mo
Ni
Nb
V
Alt
N
≤40
>40,≤120
≤，%
S235JRH
0.17
0.20
1.40
0.040
0.040
—
0.009
S275J0H
0.20
0.22
1.50
0.035
0.035
—
0.009
S275J2H
0.20
0.22
1.50
0.030
0.030
—
—
S355J0H
0.22
0.22
1.60
0.035
0.035
0.55
0.009
S355J2H
0.22
0.22
1,60
0.030
0.030
0.55
—
S355K2H
0.22
0.22
1.60
0.030
0.030
0.55
—
Product Mechanical Properties
Tensile strength ≥, MPa
Yield strength ≥, MPa
Elongation after break ≥, %
wall thickness≤3mm
3＜wall thickness≤40mm
40＜wall thickness≤65mm
65＜wall thickness≤80mm
wall thickness≤16mm
16＜wall thickness≤40mm
40＜wall thickness≤63mm
63＜wall thickness≤80mm
wall thickness≤40mm
40＜wall thickness≤63mm
63＜wall thickness≤80mm
S235JRH
360-510
360-510
360-510
360-510
235
225
215
215
26
25
24
S275J0H
430-580
410-560
410-560
410-560
275
265
255
245
23
22
21
S275J2H
430-580
410-560
410-560
410-560
275
265
255
245
23
22
21
S355J0H
510-680
470-630
470-630
470-630
355
345
335
325
22
21
20
S355J2H
510-680
470-630
470-630
470-630
355
345
335
325
22
21
20
S355K2H
510-680
470-630
470-630
470-630
355
345
335
325
22
21
20
Application
Typically used for mechanical component manufacturing and general engineering use.
Production And Processes
We have two pipe product manufacturing bases in Yantai, Shandong Province. One of them, the General Pipe Manufacturing Base, has a history of nearly 70 years and is equipped with five hot-rolling production lines and one cold-drawing production line, with an annual production capacity of up to 500.000 tons. Leveraging our mature production processes and economies of scale, our product range encompasses over 1.000 specifications of pipe products, fully compliant with international standards such as API 5L, ASTM A106. and ASTM A333. While ensuring quality, we also offer a leading price advantage.
Our high-standard pipeline product production base has a stable production capacity of 800.000 tons, primarily producing high-grade steel products such as API 5L X100 PSL2. API 5CT Super 13Cr, and ASTM A335 P91. Our product specifications cover a wide range, with a maximum outer diameter of 20 inches, a wall thickness of up to 70 millimeters, and a single-piece length of up to 36 meters, capable of meeting the demands of steel pipes in various harsh operating conditions.
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Inventory And Quality Inspection
We operate under the YANTAIPIPE brand and have established solid partnerships with a number of outstanding manufacturers of steel pipes, pipe fittings, flanges, and valves. We operate three large warehouses and processing plants in Yantai and Cangzhou ensuring a minimum inventory capacity of over 35.000 tons. We not only provide products but also offer comprehensive services such as project packaging, corrosion-resistant coatings, advanced processing, and customized solutions. Through our mature supply chain system and resource integration capabilities, we create added value for our customers from all angles, enabling us to maintain a core competitive advantage in the international market!
Customer Feedback
Qualification
Customer visit
Shipping Packaging
International Cooperation
Our products have been widely used in major energy projects around the world. We provide services to international energy giants, including China National Petroleum Corporation, Sinopec, Shell, Total, as well as national oil companies from Kuwait, Azerbaijan, Abu Dhabi, Qatar, Algeria, and Saudi Arabia. This has allowed us to accumulate extensive experience in serving international projects.
Main Projects
We are deeply involved in major global energy projects, including the Clean Fuel Project of Kuwait National Petroleum Company (KNPC), the North Field East (NFE) LNG Project in Qatar, the multiphase flow processing station project in Hassi Messaoud, Algeria, and the modernization project of SOCAR Haor for the State Oil Company of Azerbaijan (SOCAR). We provide our clients with comprehensive solutions that cover procurement, processing, quality inspection, delivery, and after-sales service.
FAQs
Do you require a minimum order quantity(MOQ)?
We have no minimum order quantity requirements. Even if you only need one steel pipe or one pipe fitting, we can deliver on time and provide comprehensive services. Please note that certain high-grade steel products may require temporary production scheduling, which may result in minimum order quantity requirements. For specific details, please consult our sales team.
Do you offer product samples?
Of course, we provide free samples for products priced below $1,000. You only need to cover the shipping costs. For products priced above $1,000, please contact our sales team to discuss specific fees.
How long is your shipping cycle?
For products that are in stock, we will complete the final processing, quality inspection, packaging, and other steps within two weeks and deliver them as soon as possible according to the shipping schedule. For products that need to be ordered for production, an additional 2-3 weeks of production time will be required depending on the quantity requested.
Do you offer additional quality assurance?
In addition to providing factory warranty certificates, we can also provide test reports from internationally recognized quality testing agencies such as SGS, TUV, and DNV upon customer request. We are also available to assist third-party testing agencies with process inspections and final inspections prior to shipment.
Is it possible to visit your factory?
Of course! Whether it's our own factory, processing plant, or our partners' factories, we welcome you to visit and exchange ideas at any time. If you need our assistance with visa matters, please feel free to contact our sales manager.
Are you a supplier or a manufacturer?
We are both a supplier and a manufacturer. We have three processing plants and warehouses, as well as a seamless steel pipe factory. We also collaborate closely with other outstanding steel pipe and pipe fitting factories in China, enabling us to offer a wide range of product specifications and a complete product system.
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E-mail: info@yantaipipe.cn
WhatsApp: 85291470412
Tel: 0086-535-6281117
Add: No. 161 Changjiang Road, FTZ, Yantai , China