天宏钢铁(香港)有限公司
TIANHONG STEEL (HONG KONG) LIMITED

Pipeline
ABUIABACGAAgveyasgYoo72ZywEw-AI4_gE

Steel Grade:

PSL1:L175/A25   L175P/A25P   L210/A   L245/B   L290/X42   L320/X46   L360/X52   L390/X56   L415/X60   L450/X65   L485/X70

PSL2:L245R/BR   L290R/X42R   L245N/BN   L290N/X42N   L320N/X46N   L360N/X52N   L390N/X56N   415N/X60N   L245Q/BQ   L290Q/X42Q   L320Q/X46Q   L360Q/X52Q   L390Q/X56Q   L415Q/X60Q   L450Q/X65Q   L485Q/X70Q

Standard:API SPEC 5L

Application:Pipeline is for transportation of gas , water and petrcleum for the oil and natural gas industry.

Sizes:O.D.:Φ60mm-219mm,W.T.:4mm-35mm.



Chemical Composition,Mass Fration(%):

Steel Grade

C

Si

Mn

P

S

V

Ti

Nb+V+Ti

Cu

Ni

Cr

Mo

B

PSL1
L175/A250.21-0.600.0300.030---0.500.500.500.150.001
L175P/A25P0.21-0.600.0300.030---0.500.500.500.150.001
L210/A0.22-0.900.0300.030---0.500.500.500.150.001
L245/B0.28-1.200.0300.030-0.090.150.500.500.500.150.001
L290/X420.28-1.300.0300.030--0.150.500.500.500.150.001
L320/X460.28-1.400.0300.030--0.150.500.500.500.150.001
L360/X520.28-1.400.0300.030--0.150.500.500.500.150.001
L390/X560.28-1.400.0300.030--0.150.500.500.500.150.001
L415/X600.28-1.400.0300.030--0.150.500.500.500.150.001
L450/X650.28-1.400.0300.030--0.150.500.500.500.150.001
L485/X700.28-1.400.0300.030--0.150.500.500.500.150.001
PSL2
L245R/BR0.240.401.200.0250.015-0.040.100.500.300.300.150.001
L290R/X42R0.240.401.200.0250.0150.060.04-0.500.300.300.150.001
L245N/BN0.240.401.200.0250.015-0.040.100.500.300.300.150.001
L290N/X42N0.240.401.200.0250.0150.060.04-0.500.300.300.150.001
L320N/X46N0.240.401.400.0250.0150.070.040.150.500.300.300.150.001
L360N/X52N0.240.451.400.0250.0150.100.040.150.500.300.300.150.001
L390N/X56N0.240.451.400.0250.0150.100.040.150.500.300.300.150.001
L415N/X60N0.240.451.400.0250.0150.100.040.150.500.500.500.500.001
L245Q/BQ0.180.451.400.0250.0150.050.04-0.500.300.300.150.001
L290Q/X42Q0.180.451.400.0250.0150.050.04-0.500.300.300.150.001
L320Q/X46Q0.180.451.400.0250.0150.050.04-0.500.300.300.150.001
L360Q/X52Q0.180.451.500.0250.0150.050.04-0.500.300.300.150.001
L390Q/X56Q0.180.451.500.0250.0150.070.04-0.500.300.300.150.001
L415Q/X60Q0.180.451.700.0250.015--0.150.500.500.500.500.001
L450Q/X65Q0.180.451.700.0250.015--0.150.500.500.500.500.001
L485Q/X70Q0.180.451.700.0250.015--0.150.500.500.500.500.001



Tensile Requirements:

Steel Grade

Yield Strength RT0.5

MPa(psi)

                Tensile Strength Pm

                       MPa(psi)

          Ratio

       Rt0.5/Rm

Elongation(on 50 mm or 2 in)

%

minmaxminmaxmaxmin
PSL 1
L175/A25175(25400)-310(45000)--c
L175P/A25P175(25400)-310(45000)--
L210/A210(30500)-335(48600)--
L245/B245(35500)-415(60200)--
L290/X42290(42100)-415(60200)--
L320/X46320(46400)-435(63100)--
L360/X52360(52200)-460(66700)--
L390/X56390(56600)-490(71100)--
L415/X60415(60200)-520(75400)--
L450/X65450(65300)-535(77600)--
L485/X70485(70300)-570(82700)--
PSL 2
L245R/BR245(35500)450(65300)415(60200)655(95000)0.93c
L290R/X42R290(42100)495(71800)415(60200)655(95000)0.93
L245N/BN245(35500)450(65300)415(60200)655(95000)0.93
L290N/X42N290(42100)495(71800)415(60200)655(95000)0.93
L320N/X46N320(46400)525(76100)435(63100)655(95000)0.93
L360N/X52N360(52200)530(76900)460(66700)760(110200)0.93
L390N/X56N390(56600)545(79000)490(71100)760(110200)0.93
L415N/X60N415(60200)565(91900)520(75400)760(110200)0.93
L245Q/BQ245(35500)450(65300)415(60200)655(95000)0.93
L290Q/X42Q290(42100)495(71800)415(60200)655(95000)0.93
L320Q/X46Q320(46400)525(76100)435(63100)655(95000)0.93
L360Q/X52Q360(52200)530(76900)460(66700)760(110200)0.93
L390Q/X56Q390(56600)545(79000)490(71100)760(110200)0.93
L415Q/X60Q415(60200)565(81900)520(75400)760(110200)0.93
L450Q/X65Q450(65300)600(87000)535(77600)760(110200)0.93
L485Q/X70Q485(70300)635(92100)570(82700)760(110200)0.93


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