ASTM A139 LSAW Steel Welded Pipe for Oil Industry Supply

• Customization: Available
• Type: LSAW
• Technique: Hot Rolled
• Model NO.: LSAW Steel Pipe
• 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
ASTM A139 LSAW Steel Welded Pipe for Oil Industry Supply

LSAW (Longitudinally Submerged Arc Welding) Pipe is a marvel of engineering, categorized into UOE and JCOE types based on processing methods. Its straightforward process and rapid production cycle make it indispensable across industries. From oil and gas to water transmission and offshore engineering, LSAW steel pipe is the backbone of modern infrastructure.

Process
The UOE LSAW pipe formation involves three pivotal stages: pre-bending, U formation, and O formation. Each phase is executed with precision using specialized forming presses, transforming the steel plate efficiently into a perfectly round tube, setting a benchmark in pipe manufacturing.

In the intricate JCOE process, the steel plate undergoes several stamping steps. Initially shaped into a 'J', the plate is manipulated into a 'C' and finally evolves into an 'O' type tube blank. A testament to engineering prowess, this process yields a strong and dependable pipe structure.

Application
Renowned for its robustness and precision, the LSAW steel pipe excels in the energy sector. Its formidable strength and pressure resistance deem it the primary material for oil and gas pipelines, ensuring uninterrupted energy flow. Moreover, it plays a critical role in thermal power plants, facilitating cooling and coal transportation, thus fueling industrial advancement.

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 superior steel, each LSAW pipe benefits from rigorous quality control and cutting-edge technology. With impressive tensile and yield strengths, they endure substantial pressure and loads, making them ideal for demanding high-pressure and load-bearing applications.

STRONG STRUCTURAL STABILITY

The LSAW pipe's straight seam structure ensures uniform stress distribution, distinguishing it from spiral welded alternatives. By minimizing stress concentration, it offers unrivaled structural stability, prolongs durability, and reduces upkeep expenses, solidifying its position as a cost-effective choice.

GOOD CORROSION RESISTANCE

Enhanced with professional surface treatments like sandblasting and anti-corrosion coatings, LSAW pipes boast superior resistance to corrosive elements. These protective layers effectively shield the pipeline, extending its lifespan and maintaining performance integrity.

HIGH DIMENSIONAL ACCURACY

Thanks to state-of-the-art production techniques, every dimension of the LSAW pipe-diameter, wall thickness, length-is precisely controlled. With minimal deviations and stringent adherence to standard tolerances, these pipes set the standard for dimensional exactitude.

LONG SERVICE LIFE

Combining high strength, corrosion resistance, and impeccable welding, LSAW pipes promise extended longevity. Their reliability under regular use reduces the need for frequent replacements and maintenance, offering an economically savvy pipeline solution.

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