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SS400 LSAW Steel Pipe

SS400 LSAW Steel Pipe
Straight seam welded steel pipe(lsaw steel pipe), Double-sided submerged arc welding steel pipe(dsaw steel pipe), longitudinal submerged arc welded steel pipe, high frequency straight seam welded pipe

Special specifications can be customized according to customer requirements, please contact us to explain separately!

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PRODUCT DETELS

Chemical Composition and Mechanical Properties of LSAW Steel Pipe

StandardGradeChemical Composition(max)%Mechanical Properties(min)
CMnSiSPYield Strength(Mpa)Tensile Strength(Mpa)
GB/T700-2006A0.221.40.350.0500.045235370
B0.21.40.350.0450.045235370
C0.171.40.350.0400.040235370
D0.171.40.350.0350.035235370
GB/T1591-2009A0.21.70.50.0350.035345470
B0.21.70.50.0300.030345470
C0.21.70.50.0300.030345470
BS En10025S235JR0.171.4-0.0350.035235360
S275JR0.211.5-0.0350.035275410
S355JR0.241.6-0.0350.035355470
DIN 17100ST37-20.2--0.0500.050225340
ST44-20.21--0.0500.050265410
ST52-30.21.60.550.0400.040345490
JIS G3101SS400---0.0500.050235400
SS490---0.0500.050275490
API 5L PSL1A0.220.9-0.030.03210335
B0.261.2-0.030.03245415
X420.261.3-0.030.03290415
X460.261.4-0.030.03320435
X520.261.4-0.030.03360460
X560.261.1-0.030.03390490
X600.261.4-0.030.03415520
X650.261.45-0.030.03450535
X700.261.65-0.030.03585570


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Grades of LSAW Steel Pipe:

For pipeline: API 5L GR.B, X42, X45, X50, X60, X60, X65, X70, X80 

For piles: ASTM A252


Sizes of LSAW Steel Pipe:

OD: 16"-72"


O.D.W.T.Length(m)
InchmmMin.Yield Strength(Mpa)
Inchmm245(B)290(X42)360(X52)415(X60)450(X65)485(X70)555(X80)
164066.0-14.06.0-13.06.0-12.06.0-11.06.0-10.56.0-10.06.0-9.06.0-12.3
184576.0-15.06.0-14.06.0-13.06.0-12.06.0-11.56.0-11.06.0-10.06.0-12.3
205086.0-16.06.0-15.06.0-14.06.0-13.06.0-12.56.0-12.06.0-11.06.0-12.3
225596.0-17.06.0-16.06.0-15.06.0-14.06.0-13.56.0-13.06.0-12.06.0-12.3
246106.0-18.06.0-17.06.0-16.06.0-15.06.0-14.56.0-14.06.0-13.06.0-12.3
266606.0-19.06.0-18.06.0-17.06.0-16.06.0-15.06.0-15.06.0-14.06.0-12.3
287116.0-20.06.0-19.06.0-18.06.0-17.06.0-16.56.0-16.06.0-15.06.0-12.3
307627.0-21.07.0-20.07.0-19.07.0-18.07.0-17.57.0-17.07.0-16.06.0-12.3
328137.0-22.07.0-21.07.0-20.07.0-19.07.0-18.57.0-18.07.0-17.06.0-12.3
348647.0-23.07.0-22.07.0-21.07.0-20.07.0-19.57.0-19.07.0-18.06.0-12.3
369148.0-24.08.0-23.08.0-22.08.0-21.08.0-20.58.0-20.08.0-19.06.0-12.3
389658.0-25.08.0-24.08.0-23.08.0-22.08.0-21.58.0-21.08.0-20.06.0-12.3
4010168.0-26.08.0-25.08.0-24.08.0-23.08.0-22.58.0-22.08.0-21.06.0-12.3
4210678.0-26.08.0-25.08.0-24.08.0-23.08.0-22.58.0-22.08.0-21.06.0-12.3
4411189.0-27.09.0-26.09.0-24.59.0-23.59.0-22.89.0-22.09.0-21.06.0-12.3
4611689.0-27.09.0-26.09.0-24.09.0-23.59.0-22.89.0-22.09.0-21.06.0-12.3
4812199.0-28.09.0-27.09.0-25.49.0-24.09.0-23.59.0-23.09.0-22.06.0-12.3
5213219.0-28.09.0-27.09.0-25.49.0-24.29.0-23.59.0-23.09.0-22.06.0-12.3
56142210.0-29.010.0-28.010.0-26.010.0-24.510.0-23.810.0-23.010.0-22.06.0-12.3
60152410.0-29.010.0-28.010.0-26.010.0-24.510.0-23.810.0-23.010.0-22.06.0-12.3
64162610.0-30.010.0-29.010.0-27.010.0-25.410.0-24.810.0-24.010.0-23.06.0-12.3
68172710.0-30.010.0-29.010.0-27.010.0-25.410.0-24.810.0-24.010.0-23.06.0-12.3
72182910.0-30.010.0-29.010.0-27.010.0-25.410.0-24.810.0-24.010.0-23.06.0-12.3



Tolerance of Outside Diameter and Wall Thickness of LSAW Steel Pipe


TypesStandard
SY/T5040-2000SY/T5037-2000SY/T9711.1-1977ASTM A252AWWA C200-97API 5L PSL1
Tube end OD deviation±0.5%D±0.5%D-0.79mm~+2.38mm<±0.1%T<±0.1%T±1.6mm
Wall thickness±10.0%TD<508mm, ±12.5%T-8%T~+19.5%T<-12.5%T-8%T~+19.5%T5.0mm<t<15.0mm, ±0.11<="" p="" style="padding: 0px; margin: 0px;">
D>508mm, ±10.0%TT≥15.0mm, ±1.5mm


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