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Product: LSAW pipe, Longitudinally Submerged Arc Welding Pipe Surface treatment: Coating, painting, galvanizing, or custom.
Standards: ASTM A53, ASTM A106, API 5L, APL 5CT, ASTM A519 and ASTM A213/A213M
Application: Used for oil/gas/water Transmission, Engineering,/Offshore projects, also used for Fluid Transmission, Structural Support in Industrial Construction.
Length: 2-18m (or customized)
Longitudinal Submerged Arc Welded (LSAW) steel pipes are a type of high-performance steel pipe primarily used in heavy-duty industries like oil and gas transportation. They are produced by bending and welding steel plates, resulting in a pipe with a single longitudinal seam. LSAW pipes are known for their large diameter, thick walls, high-pressure resistance, and strong structural integrity, making them suitable for long-distance pipelines and underwater services. Despite being more labor-intensive and costly than other pipe types, their strength and durability make them an invaluable asset in demanding conditions. LSAW (Longitudinal Submerged Arc Welding) steel pipes find diverse applications across various industries due to their structural integrity and versatility. 1. 30,000-ton production capacity guarantee | Stable supply of large-scale project needs O.D. W.T. Length(m) Inch mm Min.Yield Strength(Mpa) Inch mm 245(B) 290(X42) 360(X52) 415(X60) 450(X65) 485(X70) 555(X80) 16 406 6.0-14.0 6.0-13.0 6.0-12.0 6.0-11.0 6.0-10.5 6.0-10.0 6.0-9.0 6.0-12.3 18 457 6.0-15.0 6.0-14.0 6.0-13.0 6.0-12.0 6.0-11.5 6.0-11.0 6.0-10.0 6.0-12.3 20 508 6.0-16.0 6.0-15.0 6.0-14.0 6.0-13.0 6.0-12.5 6.0-12.0 6.0-11.0 6.0-12.3 22 559 6.0-17.0 6.0-16.0 6.0-15.0 6.0-14.0 6.0-13.5 6.0-13.0 6.0-12.0 6.0-12.3 24 610 6.0-18.0 6.0-17.0 6.0-16.0 6.0-15.0 6.0-14.5 6.0-14.0 6.0-13.0 6.0-12.3 26 660 6.0-19.0 6.0-18.0 6.0-17.0 6.0-16.0 6.0-15.0 6.0-15.0 6.0-14.0 6.0-12.3 28 711 6.0-20.0 6.0-19.0 6.0-18.0 6.0-17.0 6.0-16.5 6.0-16.0 6.0-15.0 6.0-12.3 30 762 7.0-21.0 7.0-20.0 7.0-19.0 7.0-18.0 7.0-17.5 7.0-17.0 7.0-16.0 6.0-12.3 32 813 7.0-22.0 7.0-21.0 7.0-20.0 7.0-19.0 7.0-18.5 7.0-18.0 7.0-17.0 6.0-12.3 34 864 7.0-23.0 7.0-22.0 7.0-21.0 7.0-20.0 7.0-19.5 7.0-19.0 7.0-18.0 6.0-12.3 36 914 8.0-24.0 8.0-23.0 8.0-22.0 8.0-21.0 8.0-20.5 8.0-20.0 8.0-19.0 6.0-12.3 38 965 8.0-25.0 8.0-24.0 8.0-23.0 8.0-22.0 8.0-21.5 8.0-21.0 8.0-20.0 6.0-12.3 40 1016 8.0-26.0 8.0-25.0 8.0-24.0 8.0-23.0 8.0-22.5 8.0-22.0 8.0-21.0 6.0-12.3 42 1067 8.0-26.0 8.0-25.0 8.0-24.0 8.0-23.0 8.0-22.5 8.0-22.0 8.0-21.0 6.0-12.3 44 1118 9.0-27.0 9.0-26.0 9.0-24.5 9.0-23.5 9.0-22.8 9.0-22.0 9.0-21.0 6.0-12.3 46 1168 9.0-27.0 9.0-26.0 9.0-24.0 9.0-23.5 9.0-22.8 9.0-22.0 9.0-21.0 6.0-12.3 48 1219 9.0-28.0 9.0-27.0 9.0-25.4 9.0-24.0 9.0-23.5 9.0-23.0 9.0-22.0 6.0-12.3 52 1321 9.0-28.0 9.0-27.0 9.0-25.4 9.0-24.2 9.0-23.5 9.0-23.0 9.0-22.0 6.0-12.3 56 1422 10.0-29.0 10.0-28.0 10.0-26.0 10.0-24.5 10.0-23.8 10.0-23.0 10.0-22.0 6.0-12.3 60 1524 10.0-29.0 10.0-28.0 10.0-26.0 10.0-24.5 10.0-23.8 10.0-23.0 10.0-22.0 6.0-12.3 64 1626 10.0-30.0 10.0-29.0 10.0-27.0 10.0-25.4 10.0-24.8 10.0-24.0 10.0-23.0 6.0-12.3 68 1727 10.0-30.0 10.0-29.0 10.0-27.0 10.0-25.4 10.0-24.8 10.0-24.0 10.0-23.0 6.0-12.3 72 1829 10.0-30.0 10.0-29.0 10.0-27.0 10.0-25.4 10.0-24.8 10.0-24.0 10.0-23.0 6.0-12.3 Types Standard SY/T5040-2000 SY/T5037-2000 SY/T9711.1-1977 ASTM A252 AWWA C200-97 API 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%T D<508mm, ±12.5%T -8%T~+19.5%T <-12.5%T -8%T~+19.5%T 5.0mm<t<15.0mm,></t<15.0mm,> D>508mm, ±10.0%T T≥15.0mm, ±1.5mm JS FITTINGS has several third-party approvals for its manufacturing process as well as customer approvals. Destructive & non-destructive testing (In assuring the quality of our products, our own in-house testing facilities play an important role. Our laboratory is well equipped to perform a wide variety of both destructive and non-destructive quality tests.)Application:
Below are some of the key usages and applications of LSAW steel pipes:
Our Strength
2. Dual-standard certified steel pipes | API 5L + EN 10219 dual compliance assurance
3. Precision Cutting Services | Ready-to-use pipe end treatments
4. Oil and Gas Project Logistics System | Exclusive Shipping Solutions Covering Central Asia/Middle East
Specification&Standard
Tolerance of Outside Diameter and Wall Thickness
QUALITY CONTROL
Destructive testing includes
tensile tests
Non-destructive testing includes
eddy current testing
impact tests
x-ray testing
bend tests
hydro testing
hardness tests
ultrasonic testing
intercrystalline corrosion test
positive material identification testing
pitting corrosion test
metallurgical tests
SOME OF OUR
“This product is exactly in line with our requirement technically and competitive commercially.”
Russia
“The flanges are exactly in line with our requirement technically and competitive commercially.”
Turkey
“We tested the elbows and flanges, their performance is very nice. We will make the new purchase plan for the warehouse.”
Oman