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Shanghai Vastar International Co., Ltd.

Seamless tube, steel tube, seamless pipe manufacturer / supplier in China, offering EN10208-2 Steel Tubes for Pipelines for Combustible Fluids, Stainless Steel Tube Fitting, Sanitary Stainless Steel Tube and so on.

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Supplier Homepage Product Welded Steel Pipe EN10208-2 Steel Tubes for Pipelines for Combustible Fluids

EN10208-2 Steel Tubes for Pipelines for Combustible Fluids

FOB Price: Get Latest Price
Min. Order: 5 Tons
Port: Tianjin, China
Production Capacity: 2000 Ton/Year
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: EN10208-2
  • Usage: Pipeline Transport, Chemical Industry, Construction & Decoration
  • Trademark: Vastar
  • Origin: China
  • Material: Carbon Steel
  • Section Shape: Round
  • Transport Package: by Bundle or as Per Client′s Requirements
Product Description
EN10208-2 Steel Tubes for pipelines for combustible fluids
Standard: EN10208-2
Steel Grade: L245NB, L290NB, L360NB,L415NB etc.
Application: used in for combustible fluids pipelines.
 
Chemical Composition for wall thickness <=25mm
Steel gradeMaximum Content, % by mass
Steel nameSteel No.CSiMnPSVNbTiOthersCEV
Max.
Steel for seamless and welded pipes
L2345NB1.04570.160.401.100.0250.020-----e0.42
L290NB1.04840.170.401.200.0250.0200.050.050.04e0.42
L360NB1.05820.200.451.600.0250.0200.100.050.04e,f0.45
L415NB1.89720.210.451.600.0250.0200.150.050.04e,f,gAs agreed
Steel for Seamless pipes
L360QB1.89480.160.451.400.0250.0200.050.050.04e0.42
L415QB1.89470.160.451.600.0250.0200.080.050.04e,f,g0.43
L450QB1.89520.160.451.600.0250.0200.090.050.06e,f,g0.45
L485QB1.89520.160.451.700.0250.0200.100.050.06e,f,g0.45
L555QB1.89570.160.451.800.0250.0200.100.050.06f,hAs agreed
Steel for welded pipes
L245MB1.04180.160.451.500.0250.0200.040.04--e0.40
L290MB1.04290.160.451.500.0250.0200.040.04--e0.40
L360MB1.05780.160.451.600.0250.0200.050.050.04e0.41
L415MB1.89730.160.451.600.0250.0200.080.050.06e,f,g0.42
L450MB1.89750.160.451.600.0250.0200.100.050.06e,f,g0.43
L485MB1.89770.160.451.700.0250.0200.100.060.06e,f,g0.43
L555MB1.89780.160.451.800.0250.0200.100.060.06e,f,gAs agreed
e, 0.015≤Al<0.060; N≤0.012; Al/N≥2/1; Cu≤0.25; Ni≤0.30; Cr≤0.30; Mo≤0.10
f, the sum of V, Nb, Ti shall not exceed 0.15%
g, for these steel grades, a molybdenum content up to 0.35% may be agreed
 
Mechanical Property
Requirements for the result of tensile and bend test for wall thickness T≤25mm
Steel GradePipe Body(seamless and welded pipes)Weld seam
(SAW and COW pipe)
Steel nameSteel numberYield strength Rt0.5
MPa
Tensile strength
Rm
MPa
min.
Rt0.5/ Rm
max.
Elongation
%
min
Diameter of the mandrel for bend test
T:specified wall thickness of the pipe
L245NB1.0457245 to 4404150.80223T
L245MB1.04180.85
L290NB1.0484290 to 4404150.85213T
L290MB1.04290.85
L360NB1.0582360 to 5104600.85204T
L360QB1.89480.88
L360MB1.05780.85
L415NB1.8972415 to 5655200.85185T
L415QB1.89470.88
L415MB1.89730.85
L450QB1.8952450 to 5705350.90186T
L450MB1.89750.87
L485QB1.8955485 to 6055700.90186T
L485MB1.89770.90
L555QB1.8957555 to 6756250.90186T
L555MB1.89780.90
 
Tolerance on diameter
Outside diameter
D
mm
Diameter tolerance
Pipe except the endPipe end
Seamless pipeWelded pipeSeamless pipeWelded pipe
D≤60±0.5mm or ±0.75%D (whichever is the greater)±0.5mm or ±0.75%D (whichever is the greater), but max.
±3mm
±0.5mm or ±0.5%D (whichever is the greater), but max.
±1.6mm
60<D≤610
610<D≤1430±1%D±0.5%D, but max.
±4mm
±2.0mm±1.6mm
D>1430As agreedAs agreed

Tolerance on wall thickness
Wall thickness T, mmPermissible tolerance
Seamless pipe
T≤4+0.6mm/-0.5mm
4<T<25+15%/-12.5%
T≥25+3.75mm/-3.0mm or ±10% (whichever is the greater)
Welded pipe
T<10+1.0mm/-0.5mm
10<T<20+10%/-5%
T≥20+2.0mm/-1.0mm

EN10208-2 Steel Tubes for Pipelines for Combustible Fluids
 
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