High-Performance API 5L X56 & ASTM A53/A106 Gr. B Smls Carbon Steel Pipe: Optimized for Efficient Fluid Flow, Sch40/Sch80

• Customization: Available
• Type: Seamless
• 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: Seamless Steel Pipe
• Keywords: Steel Pipe & Tube
• Od: 10.3-1219.2mm
• Wt: 1.65-60mm
• Length: 5.8/6/11.8/12m
• Application: Converying Gas, Water/Oil for Fluids Transmission
• Surface: Oiled or Unoiled
• Ends: Plain Ends, Beveled with Tube Cap
• Standard and Grade -01: API 5L/ASTM A106,Grade B;ASTM A53,Gr.a,Gr.B
• Standard and Grade -02: DN 17175/En10216-2,Grade St35,St45,St52,13crmo44
• Standard and Grade -03: DIN 2391/En10305-1, Grade St35,St45,St52
• Standard and Grade -04: DIN 1629/En10216-1,Grade St37,St45,St52
• Standard and Grade -05: JIS G3429 Sth11;JIS G3429 Sth12;JIS G3429 Sth21
• 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

SEAMLESS STEEL PIPE

Crafted with precision, our seamless carbon steel pipes are meticulously created from robust steel ingots or solid tube blanks. Through a refined process of perforation into capillary tubes, followed by expert hot rolling, cold rolling, or cold drawing, these pipes boast unparalleled durability and superior corrosion resistance, making them a pinnacle of industrial excellence.

Carbon Steel Seamless Pipe Uses
- A perfect fit for Textile machinery, our Carbon Steel Seamless Pipes deliver unmatched performance.
- Vital to the Oil and gas industry, our Carbon Steel Seamless Pipes ensure reliable and efficient operation.
- Excellently suited for Medical Gas Pipeline Systems, these pipes provide seamless integration and safety.
- In the Pharmaceutical processing industry, our Carbon Steel Seamless Pipes offer consistent, high-quality performance.
- For Fluid piping solutions, these pipes deliver exceptional flow and dependability.
- Elevating Modern architecture, our Carbon Steel Seamless Pipes merge strength with sleek design.
- Ensuring efficiency in Water waste projects, these pipes are the backbone of effective systems.

Application
Our carbon steel seamless pipes are indispensable in sectors like nuclear devices, gas conveyance, petrochemical, shipbuilding, and boiler industries. They offer a compelling blend of high corrosion resistance and robust mechanical properties, making them the ideal choice for demanding applications.

Product Parameters

NOMINAL  PIPE  SIZE		OD (mm)	NOMINAL WALL THICKNESS
DN	NB(inch)	ASME	SCH10	SCH20	SCH30	STD	SCH40	SCH60	XS	SCH80	SCH100	SCH120	SCH140	SCH160	XXS
15	1/2"	21.3	2.11		2.41	2.77	2.77		3.73	3.73				4.78	7.47
20	3/4"	26.7	2.11		2.41	2.87	2.87		3.91	3.91				5.56	7.82
25	1"	33.4	2.77		2.9	3.38	3.38		4.55	4.55				6.35	9.09
32	1.1/4"	42.2	2.77		2.97	3.56	3.56		4.85	4.85				6.35	9.7
40	1.1/2"	48.3	2.77		3.18	3.68	3.68		5.08	5.08				7.14	10.15
50	2"	60.3	2.77		3.18	3.91	3.91		5.54	5.54				8.74	11.07
65	2.1/2"	73	3.05		4.78	5.16	5.16		7.01	7.01				9.53	14.02
80	3"	88.9	3.05		4.78	5.49	5.49		7.62	7.62				11.13	15.25
90	3.1/2"	101.6	3.05		4.78	5.74	5.74		8.08	8.08
100	4"	114.3	3.05		4.78	6.02	6.02		8.56	8.56		11.13		13.49	17.12
125	5"	141.3	3.4			6.55	6.55		9.53	9.53		12.7		15.88	19.05
150	6"	168.3	3.4			7.11	7.11		10.97	10.97		14.27		18.26	21.95
200	8"	219.1	3.76	6.35	7.04	8.18	8.18	10.31	12.7	12.7	15.09	18.26	20.62	23.01	22.23
250	10"	273	4.19	6.35	7.8	9.27	9.27	12.7	12.7	15.09	18.26	21.44	25.4	28.58	25.4
300	12"	323.8	4.57	6.35	8.38	9.53	10.31	14.27	12.7	17.48	21.44	25.4	28.58	33.32	25.4
350	14"	355.6	6.35	7.92	9.53	9.53	11.13	15.09	12.7	19.05	23.83	27.79	31.75	35.71
400	16"	406.4	6.35	7.92	9.53	9.53	12.7	16.66	12.7	21.44	26.19	30.96	36.53	40.19
450	18"	457.2	6.35	7.92	11.13	9.53	14.27	19.05	12.7	23.83	39.36	34.93	39.67	45.24
500	20"	508	6.35	9.53	12.7	9.53	15.09	20.62	12.7	26.19	32.54	38.1	44.45	50.01
550	22"	558.8	6.35	9.53	12.7	9.53		22.23	12.7	28.58	34.93	41.28	47.63	53.98
600	24"	609.6	6.35	9.53	14.27	9.53	17.48	24.61	12.7	30.96	38.89	46.02	52.37	59.54
650	26"	660.4	7.92	12.7		9.53			12.7
700	28"	711.2	7.92	12.7	15.88	9.53			12.7
750	30"	762	7.92	12.7	15.88	9.53			12.7
800	32"	812.8	7.92	12.7	15.88	9.53	17.48		12.7
850	34"	863.6	7.92	12.7	15.88	9.53	17.48		12.7
900	36"	914.4	7.92	12.7	15.88	9.53	19.05		12.7

Tolerances of Carbon Seamless Steel Pipe
Pipe types	Pipe sizes(mm)	Tolerances
Hot rolled	OD<50	±0.50mm
	OD≥50	±1%
	WT<4	±12.5%
	WT 4~20	+15%, -12.5%
	WT>20	±12.5%
Cold drawn	OD 6~10	±0.20mm
	OD 10~30	±0.40mm
	OD 30~50	±0.45
	OD>50	±1%
	WT≤1	±0.15mm
	WT 1~3	+15%, -10%
	WT >3	+12.5%, -10%

STANDARD
ASTM A53 Gr.B	Black and hot-dipped zinc-coated steel pipes welded and seamless
ASTM A106 Gr.B	Seamless carbon steel for high temperature service
ASTM SA179	Seamless cold-drawn low-carbon steel heat exchanger and condenser tubes
ASTM SA192	Seamless carbon steel boiler tubes for high pressure
ASTM SA210	Seamless medium-carbon boiler and superheater tubes
ASTM A213	Seamless alloy-steel boiler, superheater, and heat-exchanger tubes
ASTM A333 GR.6	Seamless and welded carbon and alloy steel pipe intended for use at low temperatures.
ASTM A335 P9,P11,T22,T91	Seamless ferritic alloy-steel pipe for high-temperature service
ASTM A336	Alloy steel forgings for pressure and high-temperature parts
ASTM SA519 4140/4130	Seamless carbon for mechanical tubing
API Spec 5CT J55/K55/N80/L80/P110/K55	Seamless steel pipe for casing
API Spec 5L PSL1/PSL2 Gr.b, X42/46/52/56/65/70	Seamless steel pipe for line pipe
DIN 17175	Seamless steel tube for elevated temperture
DN2391	Cold drawn seamless prevision pipe
DIN 1629	Seamless circular unalloyed steel tubes subject to special requirements

Chemical Composition and Mechanical Properties
Standard	Grade	Chemical Components (%)					Mechanical Properties
		C	Si	Mn	P	S	Tensile STrength(Mpa)	Yield STrength(Mpa)
ASTM A53	A	≤0.25	-	≤0.95	≤0.05	≤0.06	≥330	≥205
	B	≤0.30	-	≤1.2	≤0.05	≤0.06	≥415	≥240
ASTM A106	A	≤0.30	≥0.10	0.29-1.06	≤0.035	≤0.035	≥415	≥240
	B	≤0.35	≥0.10	0.29-1.06	≤0.035	≤0.035	≥485	≥275
ASTM A179	A179	0.06-0.18	-	0.27-0.63	≤0.035	≤0.035	≥325	≥180
ASTM A192	A192	0.06-0.18	≤0.25	0.27-0.63	≤0.035	≤0.035	≥325	≥180
API 5L PSL1	A	0.22	-	0.9	0.03	0.03	≥331	≥207
	B	0.28	-	1.2	0.03	0.03	≥414	≥241
	X42	0.28	-	1.3	0.03	0.03	≥414	≥290
	X46	0.28	-	1.4	0.03	0.03	≥434	≥317
	X52	0.28	-	1.4	0.03	0.03	≥455	≥359
	X56	0.28	-	1.4	0.03	0.03	≥490	≥386
	X60	0.28	-	1.4	0.03	0.03	≥517	≥448
	X65	0.28	-	1.4	0.03	0.03	≥531	≥448
	X70	0.28	-	1.4	0.03	0.03	≥565	≥483
API 5L PSL2	B	0.24	-	1.2	0.025	0.015	≥414	≥241
	X42	0.24	-	1.3	0.025	0.015	≥414	≥290
	X46	0.24	-	1.4	0.025	0.015	≥434	≥317
	X52	0.24	-	1.4	0.025	0.015	≥455	≥359
	X56	0.24	-	1.4	0.025	0.015	≥490	≥386
	X60	0.24	-	1.4	0.025	0.015	≥517	≥414
	X65	0.24	-	1.4	0.025	0.015	≥531	≥448
	X70	0.24	-	1.4	0.025	0.015	≥565	≥483
	X80	0.24	-	1.4	0.025	0.015	≥621	≥552

Detailed Photos

**BASIC INFORMATION**: Gain insights into the foundational details of our product, designed to meet the diverse needs of industrial and commercial applications.

**Product Name**: SMLS Pipe, CS Pipe. Discover these versatile solutions engineered for performance.
**Standard**: Our pipes adhere to ASTM A106/A53/A500/ASME SA106/SA53/DIN1629/JIS G3444/G3445/G3452 standards, ensuring reliability and consistency.
**Certificate**: Proudly certified by ISO 9001, ISO 14001, ISO 45001, and CE, affirming our commitment to quality and environmental responsibility.
**Out Diameter**: Available in a comprehensive range from 1/8 to 36 inches (10.3-914.4mm), catering to diverse project requirements.
**Wall Thickness**: Our pipes feature thicknesses ranging from 1.25 to 50mm, engineered to deliver optimal strength and durability.
**Length Options**: Choose from Random Length, Fixed Length, SRL, and DRL to suit your specific application needs.

 

**STEEL GRADE**: Explore our variety of steel grades tailored for exceptional performance across applications.

**ASTM A53/ASTM A106**: GR A, GR B, GR CASME - crafted for robust usage and long-lasting reliability.
**ASME A500**: GR.A, GR.B, GR.C, GR.D - designed to meet and exceed industry standards with precision.
**End Options**: Customize your pipe with Plain End, Beveled End, Threaded One End, or TBE (Threaded Both Ends) options.
**Delivery Condition**: Receive your pipes in Annealed and Pickled, Polished, Bright Annealed, or Cold Drawn conditions to match your specifications.
**Surface Finish**: Select from No.1, No.4, No.8 Mirror Finish, or 2B for the perfect appearance and texture.

**TEST REQUIRED**: Our rigorous testing protocol includes Chemical Analysis, Mechanical Test, Visual Inspection, and more to guarantee product integrity.

Tests include: Tension Test, Dimension Check, Bend Test, Flattening Test, Impact Test, DWT Test, NDT Test, Hydrostatic Test, Hardness Test.

**PRODUCTION PROCESS**: Our meticulous production processes ensure that every pipe meets the highest standards of quality.

**Hot Rolling Seamless Steel Line Pipe Manufacturing Process**: A precise and efficient approach to crafting seamless steel pipes.
Process: Rolled Round Billets - Examination - Cut Off - Heating - Piercing - Elongation - Slight Tension Reducing - Straightening - Corp End Cutting Off - Visual Inspection - NDT - Hydrostatic Test - Ends Procession - Product Inspection - Painting and Marking - Packing - Warehousing.

**PRODUCTION PROCESS**: Delve into the advanced techniques behind our Cold Drawn (Rolled) Seamless Steel Pipe Manufacturing Process.

**Cold Drawn Manufacturing Process**: Experience precision engineering through our detailed cold drawn production sequence.
Process: Mother pipe (Normally for hot rolled pipe) - Inspection - Annealing - Ends Treatment (Hitting and Drilling hole) - Pickling - Grinding - Phosphorization (Annoit) - Cold Drawn (Rolled) - Degreasing and Cleaning - Heat treatment (Solution treatment) - Straightening - Hydrostatic test - Painting and Marking - Warehousing.

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