• Petroleum pipeline api 5l grade x56 psl2 14 seamless black steel pipe

Steel pipeline is used to transport the oil, gas and water drawn out of the ground to the oil and natural gas industry enterprises through the pipeline. The pipeline includes seamless pipe and welded steel pipe, with plain end,beveled end, threaded end and socket end; API 5L seamless steel pipe steel grades: gr.b, X42, X46, 52, X56, X60, X65, X70,etc. Its connection modes are welding, coupling connection, socket connection, etc.

Specifications

Standard API 5L latest edition
Steel Grade/Material X42,X46,X52,X56,X60,X65,X70
PSL level PSL2
Outer Diameter(OD) 1 1/2”-28”(38mm-720mm)
Wall Thickness(WT) 2.6mm-60mm
Length 5.8-16m or OEM
Packing PE,BE,Plastic cap or bundling
Surface Treatmengt Black paint,3LPE,3lPP,FBE…OEM
Section Shape Round
Technique Seamless hot rolled
Application Oil and Gas field,chemical engineering,energy engineering,water Transportation…
Sour service No
Place of Origin China
MOQ 25 ton
Transportation 1.Sea port:Tianjin Xingang port,Qingdao port,Shanghai Luojing port
→America,Europe,Africa,Middle East,India, Pakistan,Japan,Korea,
Australia…(shipping)

2.Land port:Alataw pass port(Пограничный пункт “Алашанькоу”)
Khorgos port(Пограничный пункт “Хоргос”)
→East Asia, Uzbekistan,Kazakhstan,Kyrgyzstan…(Train)
Erlianhot port→Mongolia(Train and Truck)
Manchuria port→Russia(Train and Truck)

W.T.≤25.0mm(0.984in) PSL2 Pipe line Chemical Composition(%)
Grade C Si Mn P S V Nb TI CEIIW CEPcm
BR ≤0.024 ≤0.4 ≤1.2 ≤0.025 ≤0.015 a a ≤0.04 ≤0.043 ≤0.25
X42R ≤0.024 ≤0.4 ≤1.2 ≤0.025 ≤0.015 ≤0.06 ≤0.05 ≤0.04 ≤0.043 ≤0.25
BN ≤0.024 ≤0.4 ≤1.2 ≤0.025 ≤0.015 a a ≤0.04 ≤0.043 ≤0.25
X42N ≤0.024 ≤0.4 ≤1.2 ≤0.025 ≤0.015 ≤0.06 ≤0.05 ≤0.04 ≤0.043 ≤0.25
X46N ≤0.024 ≤0.4 ≤1.4 ≤0.025 ≤0.015 ≤0.07 ≤0.05 ≤0.04 ≤0.043 ≤0.25
X52N ≤0.024 ≤0.45 ≤1.4 ≤0.025 ≤0.015 ≤0.10 ≤0.05 ≤0.04 ≤0.043 ≤0.25
X56N ≤0.024 ≤0.45 ≤1.4 ≤0.025 ≤0.015 ≤0.10 ≤0.05 ≤0.04 ≤0.043 ≤0.25
X60N ≤0.024 ≤0.45 ≤1.4 ≤0.025 ≤0.015 ≤0.10 ≤0.05 ≤0.04 a a
BQ ≤0.018 ≤0.45 ≤1.4 ≤0.025 ≤0.015 ≤0.05 ≤0.05 ≤0.04 ≤0.043 ≤0.25
X42Q ≤0.018 ≤0.45 ≤1.4 ≤0.025 ≤0.015 ≤0.05 ≤0.05 ≤0.04 ≤0.043 ≤0.25
X46Q ≤0.018 ≤0.45 ≤1.4 ≤0.025 ≤0.015 ≤0.05 ≤0.05 ≤0.04 ≤0.043 ≤0.25
X52Q ≤0.018 ≤0.45 ≤1.5 ≤0.025 ≤0.015 ≤0.05 ≤0.05 ≤0.04 ≤0.043 ≤0.25
X56Q ≤0.018 ≤0.45 ≤1.5 ≤0.025 ≤0.015 ≤0.07 ≤0.05 ≤0.04 ≤0.043 ≤0.25
X60Q ≤0.018 ≤0.45 ≤1.7 ≤0.025 ≤0.015 a a a ≤0.043 ≤0.25
X65Q ≤0.018 ≤0.45 ≤1.7 ≤0.025 ≤0.015 a a a ≤0.043 ≤0.25
X70Q ≤0.018 ≤0.45 ≤1.8 ≤0.025 ≤0.015 a a a a a
a: according to API standard or requirements
PSL2 Pipe line Mechanical properties
Grade Yield strength  Rt0,5 Mpa(psi) Tensile strength Rm Mpa(psi) Rt0,5/Rm Elongation 50mm or 2in
BR/BN/BQ 245(35500)-450(65300) 415(60200)-655(95000) ≤0.93 Af
X42R/X42N/X42Q 290(42100)-495(71800) ≥415(60200) ≤0.93 Af
X46N/X46Q 320(46400)-525(76100) 435(63100)-655(95000) ≤0.93 Af
X52N/X52Q 360(52200)-530(76900) 460(66700)-760(110200) ≤0.93 Af
X56N/X56Q 390(56600)-545(79000) 490(71100)-760(110200) ≤0.93 Af
X60N/X60Q 415(60200)-565(81900) 520(75400)-760(110200) ≤0.93 Af
X65Q 450(65300)-600(87000) 535(77600)-760(110200) ≤0.93 Af
X70Q 485(70300)-635(92100) 570(82700)-760(110200) ≤0.93 Af
Tolerance of pipe size
Pipe Body (straightness) Pipe end (straightness) Pipe Body (roundness) Pipe end (roundness)
-0.8(0.031),+0.4(0.016) -0.8(0.031),+0.4(0.016) 1.2(0.048) 0.9(0.036)
±0.0075D -0.4(0.016),P5 0.02D 0.015D
±0.0075D ±0.005D,Max±1.6(0.063) 0.02D 0.015D
±0.0.01D ±2.0 0.015D,Max 15(0.6) 0.01D,Max 13(0.5)
Tolerance of wall thickness
Wall thickness t mm(in) Tolerance mm(in)
t≤4(0.157) +0.6(0.024);-0.5(0.02)
4(0.157)t25(0.984) +0.15t;-0.125t
t≥25(0.984) +3.7(0.146) or +0.1t,larger value; -3.0(0.12) or -0.1t,larger value

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