High-Quality LSAW Steel Pipe, API 5L, ASTM A53, Water Engineering Use

• Customization: Available
• After-sales Service: 1year
• Warranty: 1year
• Model NO.: API 5L X70/X60/X52/X42/Gr. B
• Type: LSAW
• Technique: Hot Rolled
• Material: Carbon Steel
• Surface Treatment: Black
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Product Name: LSAW Steel Pipe
• Keywords: Steel Pipe & Tube
• Outer Diameter: 355.6mm-2320mm
• Wall Thickness: 7-50mm
• Length: 5.8m-32m
• Ends: Black Ends / Beveled Ends / Plain Ends
• Surface Treatment -01: Bare,Black Painting,Varnished
• Surface Treatment -02: Galvanized,Anti-Corrosion Coating,etc
• Application: Oil/Gas/Water Transmission/Engineering/Offshore
• Standard -01: API 5L Psl1/Psl2 Gr.a, Gr.B, X42, X46, X52, X56
• Standard -02: ASTM A53/A252/A500/A672/A691/A139
• Standard -03: En10025/En10210/En10219/En10217/En10208/En10297
• Standard -04: As1163/JIS G3457/JIS G3101/DIN 17100
• Quality Control: 100% Inspection
• MOQ: Low MOQ
• Transport Package: Standard Shipping Packaging or Customized
• Specification: Standard specifications or customized
• Trademark: USI
• Origin: Hunan, China
• Production Capacity: 50000 Tons/Year

Product Description

Product Description

LSAW STEEL PIPE

Dive into the world of LSAW (Longitudinally Submerged Arc Welding) Pipes, which are meticulously crafted using either the UOE or JCOE processing methods. Celebrated for their straightforward manufacturing process and rapid, seamless production capabilities, these pipes have become indispensable across various sectors, including oil and gas, water transmission, engineering, and even offshore projects.

Process
The UOE LSAW pipe formation process unfolds through three pivotal stages: steel plate pre-bending, U forming, and O forming. Each stage is executed with precision using specialized forming presses, transforming the steel plate step-by-step into a perfectly rounded tube.

Embark on the JCO forming journey, where the steel plate undergoes several intricate stamping steps. Initially, one half is elegantly shaped into a "J", with the other half following suit to create a "C" shape. The grand finale is achieved by pressing from the center, forming an open "O" configuration tube blank.

Application
Renowned for its high strength, pressure resilience, and impeccable dimensional precision, LSAW steel pipe stands as the cornerstone of the energy sector. It's the preferred choice for long-distance oil and natural gas pipelines, guaranteeing an uninterrupted energy flow. Additionally, it plays a crucial role in cooling and coal pipelines within thermal power plants, pushing the boundaries of power industry innovation.

Product Parameters

UOE LSAW PIPE

Outside Diameter:Φ508mm - 1118mm (20"- 44")

Wall Thickness: 6.0 - 25.4mm 1/4"-1"

Quality Standards: API,DNV,ISO,DEP,EN,ASTM,DIN,BS,JIS,GB,CSA

Length: 9 - 12.3m (30'- 40')

Grades: API 5L A-X90, GB/T9711 L190-L625

JCOE LSAW Pipe

Outside Diameter:Φ406mm - 1626mm (16" - 64" )

Wall Thickness:6.0 - 75mm (1/4" - 3" )

Quality Standards:API,DNV,ISO,DEP,EN,ASTM,DIN,BS,JIS,GB,CSA

Length:3 - 12.5m ( 10'- 41' )

Grades:API 5L A-X100, GB/T9711 L190-L690

Specification
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

Tolerance of Outside Diameter and Wall Thickness of LSAW Steel Pipe
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
		D>508mm, ±10.0%T				T≥15.0mm, ±1.5mm

Chemical Composition and Mechanical Properties of LSAW Steel Pipe
Standard	Grade	Chemical Composition(max)%					Mechanical Properties(min)
		C	Mn	Si	S	P	Yield Strength(Mpa)	Tensile Strength(Mpa)
GB/T700-2006	A	0.22	1.4	0.35	0.050	0.045	235	370
	B	0.2	1.4	0.35	0.045	0.045	235	370
	C	0.17	1.4	0.35	0.040	0.040	235	370
	D	0.17	1.4	0.35	0.035	0.035	235	370
GB/T1591-2009	A	0.2	1.7	0.5	0.035	0.035	345	470
	B	0.2	1.7	0.5	0.030	0.030	345	470
	C	0.2	1.7	0.5	0.030	0.030	345	470
BS EN10025	S235JR	0.17	1.4	-	0.035	0.035	235	360
	S275JR	0.21	1.5	-	0.035	0.035	275	410
	S355JR	0.24	1.6	-	0.035	0.035	355	470
DIN 17100	ST37-2	0.2	-	-	0.050	0.050	225	340
	ST44-2	0.21	-	-	0.050	0.050	265	410
	ST52-3	0.2	1.6	0.55	0.040	0.040	345	490
JIS G3101	SS400	-	-	-	0.050	0.050	235	400
	SS490	-	-	-	0.050	0.050	275	490
API 5L PSL1	A	0.22	0.9	-	0.03	0.03	210	335
	B	0.26	1.2	-	0.03	0.03	245	415
	X42	0.26	1.3	-	0.03	0.03	290	415
	X46	0.26	1.4	-	0.03	0.03	320	435
	X52	0.26	1.4	-	0.03	0.03	360	460
	X56	0.26	1.1	-	0.03	0.03	390	490
	X60	0.26	1.4	-	0.03	0.03	415	520
	X65	0.26	1.45	-	0.03	0.03	450	535
	X70	0.26	1.65	-	0.03	0.03	585	570

Detailed Photos

HIGH-QUALITY MATERIALS

Crafted from premium steel, subjected to rigorous quality checks and cutting-edge production technologies, our steel pipes boast impressive tensile and yield strength. Built to endure substantial pressure and heavy loads, they are the optimal choice for high-pressure transmission and load-bearing applications.

STRONG STRUCTURAL STABILITY

Thanks to the uniform stress distribution within its straight seam design, this pipe type stands out against its spiral welded counterparts. It minimizes stress concentration, thereby enhancing the pipeline's overall structural robustness, extending its lifespan, and slashing maintenance expenses.

GOOD CORROSION RESISTANCE

Professional surface treatments, including sandblasting, rust removal, and the application of anti-corrosion coatings, are standard. These coatings serve as a formidable barrier against external corrosive elements, significantly boosting the pipeline's resistance to corrosion.

HIGH DIMENSIONAL ACCURACY

Our advanced production technology ensures precise control over the pipeline's dimensions, such as diameter, wall thickness, and length, maintaining a minimal deviation within rigorous standard tolerances.

LONG SERVICE LIFE

Exhibiting high strength, exceptional corrosion resistance, and dependable welding quality, LSAW pipes promise an extended service life. When maintained properly, these pipes offer prolonged, stable operation, effectively reducing both replacement frequency and maintenance costs.

FAQ

Q: Are you a manufacturer?
A: Yes, we are a manufacturer, we have our own factory, and we are leading in producing and exporting steel pipes, galvanized steel pipes, hollow profiles, galvanized hollow profiles, etc. We guarantee that we are what you are looking for.

Q: Can we visit your factory?
A: Warmly welcome, we will pick you up once we get your schedule.

Q: Do you have quality control?
A: Yes, we have obtained BV and SGS certification.

Q: Can you arrange shipment?
A: Of course, we have a fixed freight forwarder, can get the best price from most shipping companies, and provide professional service.

Q: How long is your delivery time?
A: The specific time depends on the quantity you purchase.

Q: How can we get a quotation?
A: Please provide product specifications, such as material, size, shape, etc., so that we can give the best quotation.

Q: Can we get some samples? Is it charged?
A: Yes, we can provide samples for free, but do not pay for the freight. If you place an order after confirming the sample, we will refund your express freight or deduct it from the order amount.

Q: How can we pay?
A: Accepted delivery terms: FOB, CFR, CIF, EXW, FCA, DDP, DDU, Express; Accepted payment methods: T/T, L/C, Credit Card, Western Union, Cash