Carbon Steel Construction Pipe – ERW Helical/Seamless Process Inquiry and Actual Length Options
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InvoicingBy Actual WeightOiled or Non-oiledNon-oiled
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Section ShapeRoundSurface TreatmentHot Rolled
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Tolerance±1%Alloy Or NotNon-Alloy
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ApplicationFluid Pipe, Boiler Pipe, Hydraulic Pipe, Drill Pipe, Gas Pipe, Oil Pipe, Chemical Fertilizer Pipe, Structure Pipe, OtherCertificateAPI , CE, BIS, Gs, JIS, TISI
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Delivery Timewithin 7 daysGradeCarbon Steel
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Outer Diameter220 - 3000 mm(8.66-118.11in)Processing ServiceWelding, Punching, Bending, Decoiling, Cutting
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Special PipeOtherStandardASTM
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TechniqueERWProduct nameCarbon Steel Pipe
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length3m-12m or customizedwall thickness1.2mm~12mm
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SampleProvideMOQ1 Ton
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PackageSeaworthy Standard PackagePRICE TERMCIF CFR FOB EXW
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UsageConstruction StructurePaymentT/T30% Advance+70% Balance
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MaterialQ345B 10# 20# 45# 16Mn 5MnV 40Cr 30CrMnSi 40MnB etc.
Carbon steel round pipe has three actual pairings of6–26 or customized thickness label with6m,6.4m and12m lengths. The thickness option lacks a unit and requires confirmation.
Define a feasible pipe size
Reference OD is220–3000mm and body wall1.2–12mm. Confirm exact OD/wall geometry rather than treating the different ranges as interchangeable actual sizes.
- Carbon Steel Pipe identity.
- Round section.
- ERW technique field.
- Q345B/10#/20#/45# material references.
- Cutting and bending services.
Choose the manufacturing route
Helical-weld and seamless title alternatives are distinct requests. Select the actual route and applicable material standard rather than claiming both for one supplied pipe.
Agree construction acceptance
Request grade, weld and dimensional records. High-strength, boiler and construction contexts do not establish numerical strength, pressure/temperature ratings or certified structural capacity without actual tests.




