Q235Seamless Steel Pipe

Product Description


  • High Pressure Resistance: Uniform structure ensures reliable performance in hydraulic, pneumatic, and process piping systems

  • Excellent Dimensional Accuracy: Precise wall thickness and roundness control for seamless integration into complex assemblies

  • Wide Material Range: Available in carbon steel, alloy steel, and stainless steel grades including ASTM A106, A333, API 5L, and AISI 300/400 series

  • Superior Corrosion & Temperature Resistance: Suitable for harsh environments including chemical processing, oil & gas, and power generation

Ideal for oil and gas transportation, boiler tubes, mechanical cylinders, automotive systems, and structural components. We offer custom cutting, threading, heat treatment, and full certification compliant with international standards including ASTM, ASME, DIN, and API.


Product NameQ235A/S235JR/A36/SS400 Seamless Steel Pipe
TechniqueERW pipe
Wall Thickness0.5MM~300MM
Outer Diameter21.3MM~660MM
LengthLength:Single random length/Double random length
Surface Treatment1. Galvanized
2. PVC,Black and color painting
3. Transparent oil,anti-rust oil
4. According to clients requirement
StandardAPI 5L, ASTM A53-2007, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M-2004, ASTM A523-1996, BS 1387, BS EN10296, BS 6323, BS 6363, BS EN10219, GB/T 3091-2001, GB/T 13793-1992, GB/T9711
Application1. Fence, greenhouse, door pipe,greenhouse
2. Low pressure liquid, water, gas, oil, line pipe
3. For both indoor and outdoor the building construction
4. Widely used in scaffolding construction which is much cheaper and convenient
EdgePlain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc.
MaterialQ235B,A36,S235JR,SS400,ST37 etc
PackingBundle, or with all kinds of colors PVC or as your requirements
Container Dimension20ftGP:5898mm(Length)x2352mm(Width)x2393mm(High)   24-26CBM
40ftGP:12032mm(Length)x2352mm(Width)x2393mm(High)  54CBM
40ftHC:12032mm(Length)x2352mm(Width)x2698mm(High)    68CBM


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