seamless carbon steel tube

Product Description

Products nameCarbon Steel Pipe
StandardAPI 5L, ASME, ASTM B36, JIS, DIN, GB8162, GB8163, GB5310,etc.
MaterialASTM A106 GR.B A53 GR.B API 5L GR.B
API 5L X42,X52,X60,X65,X70 PSL1 GR.B ST52 ST44 ST37
Length5-12M or as customers' required
Surface treatmentBlack painting, black varnish, transparent oil, hot galvanized,3PE,epoxy coating,BE,PE.etc.
ApplicationFluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Structure Pipe, Other
Surface TreatmentHot Rolled, Cold Rolled, Cold drawing, welding
ToleranceOutside Diameter:±1%,Wall Thickness:±10%
Outer Diameter:6mm-720mm
Thickness:0.25-200mm
MOQ:5Tons
Payment30%TT+70%Banlance
Packing:Standard Sea-worthy Packing

Chemical Composition and Mechanical Properties of Seamless Carbon Steel Tubes

Steel Grade / StandardChemical Composition (wt.%, max unless specified)Mechanical Properties (Typical, for delivered condition)
Carbon (C)Manganese (Mn)Phosphorus (P)Sulfur (S)Yield Strength (MPa, min)Tensile Strength (MPa)Elongation (%)
ASTM A106 Grade B (High-Temp Service Pipe)0.30 max0.29 - 1.060.035 max0.035 max24041520 (on 50mm)
ASTM A53 Grade B (General Service Pipe)0.30 max1.20 max0.035 max0.035 max24041520 (on 50mm)
ASTM A519 Grade 1020 (Mechanical Tubing)0.18 - 0.230.30 - 0.600.040 max0.050 max~290 (as hot-finished)410 - 50015 - 25 (on 50mm)
EN 10216-1 P235TR2 (Pressure Purpose)0.16 max0.40 - 1.200.025 max0.020 max235360 - 48025 (on 5.65√S₀)
DIN 2391 St 37.0 (Precision Mechanical)0.17 max-0.045 max0.045 max235 min370 - 50025 min (on 5.65√S₀)
API 5L PSL1 Grade B (Line Pipe)0.22 max0.90 max0.025 max0.015 max24141321 (on 50mm)
ASTM A179 / A192 (Heat Exchanger Tube)0.06 - 0.18 (A179)0.27 - 0.63 (A179)0.035 max0.035 max180 min (A179)325 min (A179)35 min (A179, on 50mm)
0.06 - 0.18 (A192)0.27 - 0.63 (A192)0.035 max0.035 max180 min (A192)325 min (A192)35 min (A192, on 50mm)



Product testing


Product Dimensions

Main ProductsSizes(OD.) / DimensionWall ThicknessProduction LinesProducing Capacity
ERW steel pipe1/2" -- 8"0.5mm--10.0mm621,000,000 tons per year
Hot dipped galvanized steel pipe1/2"-8"0.5mm--10.0mm401,500,000 tons per year
Oil casing pipe219mm-2020mm5.0mm--28mm9150,000 tons per year
SSAW steel pipe
Square/rectangular steel tube10x10--800x800mm,0.5mm--20mm31800,000 tons per year
10x20--800x600mm
Hot-dip galvanized square/rectangular steel tube10x10--200x200mm,0.5mm--15.0mm12250,000 tons per year
10x20--250x150mm
Seamless steel pipe1/2"-40"sch10, sch40, sch80,sch1602100,000 tons per year
Steel-plastic complex steel pipe1/2"--12"1.5mm--10.0mm25100,000 tons per year

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