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Your Professional Carbon Steel Pipe Supplier
Our goal is to be your true partner in Carbon Steel Pipe field in China.YOSUN is an international piping system material manufacturer and supplier, focusing on serving for oil & gas transporting, offshore platform, refinerying & chemical, nuclear power, vessel building, steel construction & machining.
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Seamless Steel Pipe PilesThis standard is issued under the fixed designation A252.
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Galvanized CoatingThis standard is issued under the fixed designation A239.
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Medium-carbon Steel BoilerThis standard is issued under the fixed designation A210 /210M.
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Superheater TubesThis standard is issued under the fixed designation A178/A178M.
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Pipe Of High StrengthThis standard is issued under the fixed designation A148/A148M.
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EFW PipeThis standard is issued under the fixed designation A139/A139M
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ERW PipeThis standard is under the fixed designation A135/A135M
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Electric-fusion-weldedAccording to ASTM A134
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Structural Steel For ShipsAccording to ASTM A131/A131M
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Breaking Strength RequirementsAccording to Carbon Welded Steel Pipe
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Zinc CoatingAccording to ASTM A90/A90M
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Welded PipeAccording to EN 10217-5
Why Choose Us
Our market
After more than 15 years of efforts in the international market, YOSUN has successfully entered the Middle East, America, Africa and Europe markets.
Our products
Our main products are seamless and welded carbon pipes, seamless and welded alloy pipes, seamless and welded stainless steel pipes, flanges, fittings and coatings, as well as a series of special steel pipes and structural steel products.
Applications
For oil & gas transporting, offshore platform, refinerying & chemical, nuclear power, vessel building, steel construction & machining.
Our services
High-quality customer service, usage tracking and positive feedback. Quick response within 24 hours.
Advantages of Carbon Steel Pipe




Durability and strength - Carbon steel pipes are known for their robustness and ability to withstand high pressures and loads, making them suitable for demanding applications.
Versatility - They can be used in a wide range of applications, including underground plumbing, structural components in buildings, and in industries like oil and gas, water supply, and chemical processing.
Cost-effectiveness - Compared to materials like stainless steel, carbon steel pipes offer a more economical solution without compromising on performance.
Ease of fabrication and modification - Carbon steel is relatively easy to weld, cut, and mold, allowing for customized piping solutions.
Recyclability - Carbon steel is a highly recyclable material, making it a sustainable choice.
Wide availability - Carbon steel pipe is readily available, making it a convenient option for various projects.
Resistance to wear and tear - Despite being an affordable option, carbon steel pipes are known for their longevity and resistance to wear and tear.
Applications of Carbon Steel Pipe
Oil and gas industry - Used for transporting oil, gas, and other fluids in pipelines due to their high pressure and temperature resistance.
Water supply - Employed in municipal water systems and sewage systems for their robustness and ability to handle high pressure.
Construction - Used in structural applications, such as building frames, scaffolding, and in the construction of bridges.
Manufacturing - Common in the production of machinery and equipment, including boilers and heat exchangers.
Automotive industry - Utilized for various components, including exhaust systems and structural parts.
Piping systems - Often found in hvac systems, chemical processing, and power generation facilities.
Marine applications - Used in shipbuilding for hulls and other structural components due to their strength and corrosion resistance.
Fencing and handrails - Commonly used for making fences, railings, and other outdoor structures.
Product Description
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Product name |
Carbon steel pipe |
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Section Shape |
Round seamless/Welded steel pipe |
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Surface Treatment |
Hot Rolled |
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Length |
12M, 5.8m, 6.4M or Customer's Request |
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Wall Thickness |
1.0mm~60mm or Customer's Request |
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Diameter |
21.3mm-609.6mm or Customer's Request |
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Tolerance |
±1% |
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Alloy Or Not |
Non-Alloy |
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Standard |
GB |
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Delivery Time |
8-14 days |
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Delivery Term |
CFR CIF FOB |
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Application |
Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Structure Pipe, Other |
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Special Pipe |
API Pipe, Other, EMT Pipe, Thick Wall Pipe |
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Thickness |
1-200mm |
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Certificate |
API, CE, Bsi, RoHS, SNI, BIS, SASO, PVOC, SONCAP, SABS, sirm, tisi, KS, JIS, GS, ISO9001 |
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Processing Service |
Welding, Punching, Cutting, Bending, Decoiling |
CS Pipe Specs and Standards
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Product Name |
Executive Standard |
Dimensions (mm) |
Steel Grade |
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Black and hot-dip galvanized seamless steel pipe |
ASTM A53 |
0.3 – 1200 x 1.0 – 150 |
GR.A, GR.B, GR.C |
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High-temperature seamless carbon steel |
ASTM A106 |
10.3 – 1200 x 1.0 – 150 |
GR.B, GR.C |
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Seamless cold drawn mild steel heat exchanger and condenser tubes |
ASTM A179 |
10.3 – 426 x 1.0 – 36 |
Low-carbon steel |
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Seamless carbon steel boiler tubes for high pressure |
ASTM A192 |
10.3 – 426 x 1.0 – 36 |
Low-carbon steel |
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Seamless cold drawn intermediate alloy steel heat exchanger tubes |
ASTM A199 |
10.3 – 426 x 1.0 – 36 |
T5, T22 |
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Seamless medium carbon steel boiler and superheater tubes |
ASTM A210 |
10.3 – 426 x 1.0 – 36 |
A1, C |
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Seamless ferritic and austenitic alloy steel tubes |
ASTM A213 |
10.3 – 426 x 1.0 – 36 |
T5, T9, T11, T12, T22, T91 |
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Seamless carbon and alloy steels for mechanical tubing |
ASTM A333 |
1/4″ – 42″ x SCH20 – XXS |
Gr1, Gr3, Gr6 |
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Seamless and welded carbon and alloy steel pipes for cryogenic use |
ASTM A334 |
1/4″ – 4″ x SCH20 – SCH80 |
Gr1, Gr6 |
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Seamless cold drawn carbon steel feedwater heater tube |
ASTM A556 |
10.3 – 426 x 1.0 – 36 |
A2, B2 |
Delivery
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Selling Units |
Multiple of 1 |
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Package size per batch |
55X45X5 cm |
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Gross weight per batch |
10.000 kg |
Lead Time
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Quantity (tons) |
1 - 10 |
11 - 50 |
51 - 100 |
> 100 |
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Lead time (days) |
7 |
15 |
25 |
To be negotiated |
Shipping

FAQ
Yosun (Tianjin) Piping Engineering Co., Ltd. is one of the most professional carbon steel pipe manufacturers and suppliers in China, specialized in providing high quality customized products. Be free to wholesale carbon steel pipe in stock here and get quotation from our factory. For price consultation, contact us.
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