API 5CT Carbon Steel Pipe

Product Name : Carbon Steel Pipe
Material: A53 Gr.B,A36,ST52,ST35,ST42,ST45,X42,X46,X52,X60,X65X70
Standard: API 5L,ASTM A106 Gr.B,ASTM A53 Gr.B,ASTM A179/A192,ASTM A513,ASTM A671,ASTM A672,BS EN 10217,BS EN10296,BS EN 39,BS6323,DIN, EN10217
Certificates :API 5L,ISO9001,SGS,BV,CCIC
Outer Diameter :15mm-1200mm
Length :1m,4m,6m,8m,12m according to buyer's request
Surface Treatment :black paint,varnish,oil,galvanized,anti-corrosion coated
Marking: Standard marking,or according to your request.Marking Method:Spray white paint
End Treatment: Plain End/Bevelled End/Grooved End/Threaded End With Plastic Caps

// Product  Description //

ace of Origin:China
Oiled or Non-oiled:Non-oiled
Alloy Or Not:Non-Alloy
Tolerance:±1%
Special Pipe:Thick Wall Pipe,EMT Pipe
Outer Diameter:13 - 600 mm
outer meter10*10-600*600mm
wall thickness0.4-25mm
Length:1-12m
Shape:Round, Square or Rectangular
Itmes:4 6 12 inch SCH 40 80 black carbon steel pipe
processing serviceBending, Welding, Decoiling, Punching, Cutting
Secondary Or Not:Non-secondary
technologyhot rolled, cold rolled, black annealed
Keyword:welded steel pipe
End protector:Plastic Pipe Cap
Thickness:0.35 - 100mm
Standard:API, ASTM, bs, GB, API 5L, ASTM A106-2006,ASTM A53-2007, BS 1387, BS 1139, BS EN10219, GB 3087-1999, GB/T3901,EN, BS, JIS
Technique:ERW /LSAW/SSAW
Surface Treatment:Paint oil; Varnish; Galvanized;Galvanize the raw strip steel;
Certificate:Bsi, RoHS, SNI, BIS, SASO, SONCAP, sirm, ISO9001,API,ISO
Grade:

10#, 20#, 45#, Q235, Q345, Q195, Q215, ST52, ST42, ST35, 10#-45#, Q195-Q345, 

 ST35-ST52Q235, Q235B, S275, S275jr, A53, st37,  st52Q195 → Grade B,  

SS330,SPHC, S185Q215 → Grade C,CS Type B,SS330, SPHCQ235 → Grade D,SS400,S235JR,S235JO,S235J2Q345 → SS500,ST52

Usage:

mechanical manufacture, construction field, metallurgy industry, farm vehicles, 

 agriculture greenhouse, automotive industry, railway, highway guardrail, container frame, 

 furniture, decoration, steel structure,Chemical Fertilizer Pipe,Structure Pipe, Building Construction

packageStandard Seaworthy Packingtied with steel trips,then wrapped by plastic material or as request
Payment Term:L/C T/T (30%DEPOSIT)


Carbon steel pipe.jpg


Chemical Composition

A53gradeCMnPSCuNiCrMoV
Type S (Seamless)A0.250.950.050.050.40.40.40.150.08
B0.31.20.050.050.40.40.40.150.08
Type E (resistance welding)A0.250.950.050.050.40.40.40.150.08
B0.31.20.050.050.40.40.40.150.08
Type F (furnace weld)A0.31.20.050.050.40.40.40.150.08


Mechanical Behavior

A53grade Agrade B
tensile strength min.psi(MPa)48,000(330)60,000(415)
yield strength min.psi(MPa)30,000(205)35,000(240)


Physical Property

Density 20°CKg/dm³The elastic modulus of kN/mm²Thermal conductivity of 20°CW/m KHeat capacity of 20°CJ/kg KResistivity of 20°CΩmm²/m
20C°300C°400C°450C°
7.85210192184179514610.20


Applied Range

Construction: underground pipeline, groundwater, hot water transportation, machining, bearing sleeve, processing machinery parts, etc

Electrical: natural gas transmission, hydroelectric fluid pipeline, anti-static pipe for wind farm, etc.


Shandong Zhongxuan Steel is more than just a product supplier; we are your trusted industry partner

We are committed to providing one-stop steel material solutions for domestic and international customers, meeting the needs of different industries for high-performance materials.

Personalise

We are manufacturer,We are able to satisfy customers’ individuation.

High Quality Products

Cold-rolled steel, hot-rolled steel, galvanized steel, galvanized steel, color-coated steel and other products

Provide Excellent Service

we have established long-term and win-win partnership with many large steel manufacturers

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// Professional Showcase · Safe Shipping //

In the shipping process, we strictly adhere to standardized operating procedures: we employ customized packaging solutions that are moisture-proof, scratch-proof, and deformation-proof, and each batch of products is reinforced according to international shipping standards. Whether it's full container export or domestic dedicated truck delivery, we achieve end-to-end visualized management from warehousing, packaging, labeling to logistics tracking, ensuring that goods are delivered safely and on time to customers worldwide.

Company Show

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Transport Packaging

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Certificate qualification

As a modern integrated steel enterprise, Shandong Zhongxuan Steel Group not only strives for excellence in its production and service systems, but also consistently adheres to the highest industry standards, establishing a rigorous, standardized, and international quality control and certification system. The company's products comply with international standards such as Japanese JIS, American ASTM/AISI, and European EN, and some products have obtained CE certification, meeting the access requirements of multiple global markets.

TESTIMONIALS

“We’ve been working with Zhongxuan Steel for over two years, and they’ve become a true partner in our business growth. Not only is their material quality consistent, but they also take the time to understand our needs and offer practical suggestions. In a market where trust is hard to find, they stand out as honest, professional, and dependable.”

Lucas M.

Lucas M.

Supply Chain Manager, Netherlands

“Working with Zhongxuan Steel feels professional and stress-free. Their team speaks clear English, answers fast, and keeps us updated at every step — from production to shipment. For any overseas buyer looking for a trustworthy Chinese steel partner, I highly recommend them.”

James R.

James R.

Industrial Equipment Supplier, South Africa

“What sets Zhongxuan apart is their customer care. They treat every order — big or small — with the same attention. We started with a small trial, and now they’re our main supplier. Transparent pricing, clear documentation, and no hidden fees.”

Emma W.

Emma W.

Trading Company Director, United Kingdom

“We needed a steady supply of steel plates for our infrastructure projects in Southeast Asia. Zhongxuan Steel has delivered every order on schedule, even during busy seasons. Their logistics support made international shipping much easier than we expected.”

David K.

David K.

Project Procurement Manager, Singapore

“We’ve been importing steel from China for years, and Zhongxuan Steel is by far the most reliable supplier we’ve worked with. Their materials arrive on time, well-packaged, and exactly as described. No surprises — just consistent quality and honest communication.”

Michael T.

Michael T.

Construction Materials Importer, Australia

“Great experience from start to finish! The team responded quickly to our inquiries, helped us choose the right products, and shipped everything within the promised timeline. Our customers noticed the improved quality of our metal products right away.”

Sarah L.

Sarah L.

Manufacturing Business Owner, Canada

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