ASTM A335/A335M,ASME SA-335/SA-335M
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ASTM A335/A335M,ASME SA-335/SA-335M
Still deciding? Get samples first, Contact US !
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Product Description
ASTM A335/A335M,ASME SA-335/SA-335M tubes are seamless ferritic alloy steel tubes for high temperature environments, which can be formed by bending, crimping, and similar processes, and are also suitable for fusion welding. Tubes are available in a wide range of material grades (chemical composition) (P1 to P911), as detailed in the product standards, and are manufactured by hot forming or cold drawing processes.
Product Size
Outer diameter: NPS 1/2～24; 21.3～610mm
Wall thickness: SCH 20～160; 2.77～70.00mm
End: Flat end, beveled or threaded optional
Length: 3 to 12 meters or SRL, DRL, double and fixed feetProduct Packaging
Exterior surfaces varnished clear/black, hot-dipped galvanized or corrosion-resistant (FBE, 3LP, 3LPP) optional, steel strapping.
Chemical composition
Grade/Element C Mn P S Si Cr Mo V 其它 % ≤，% % P1 0.10～0.20 0.30～0.80 0.025 0.025 0.10～0.50 0.44～0.65 P11 0.05～0.15 0.30～0.60 0.025 0.025 0.25～1.00 1.00～1.50 0.44～0.65 P12 0.05～0.15 0.30～0.61 0.025 0.025 ≤0.50 0.80～1.25 0.44～0.65 P91 Type 1 0.08～0.12 0.30～0.60 0.020 0.010 0.20～0.50 8.00～9.50 0.85～1.05 0.18～0.25 Ni: ≤0.40
Nb: 0.06～0.10
Al: ≤0.02
N: 0.030～0.070
Ti; Zr: ≤0.01others Detailed information can be found in the standard regulations Product Mechanical Properties
Grade/Item Tensile strength ≥, MPa Yield strength ≥, MPa Elongation after break % P1 380 205 Detailed information can be found in the standard regulations P11 415 205 P12 415 220 P91 Type 1 585 415 others Detailed information can be found in the standard regulations Application
It is usually used for transporting petroleum and petrochemical refineries, power plants, and boilers constructed with high-temperature and high-pressure fluids and gases.
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!
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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