Factory Direct: 12m Black Iron Round Welded Steel Pipes

Customization:	Available
After-sales Service:	24 Hours Online Service
Warranty:	Lifetime Warranty

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Basic Info.

Model NO.

Welded Steel Pipe

Technique

ERW

Material

Carbon Steel;Alloy Steel;Stainless Steel

Surface Treatment

Black;Polished;Oiled;Galvanized;etc

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Special Purpose

Section Shape

Round;Square;Rectangular;Oval;Special Section

Outer Diameter

10mm - 3200 mm

Thickness

3mm-60mm

Length

5.8m or Customized

Standard

En10216-5,En10217-7,JIS G3463,JIS G3119,JIS G3446,

Steel Grade

Q235/St 37/52/304/201/Ss400/Astma106/Astma53

Shape

Round,Square.Rectanguar,Oval or Customized

Delivery Time

5-15 Days

Technology

ERW,Dsaw,SSAW,LSAW

Sample

Sample Freely

Price Term

CIF Fob CFR Ex-Work

Inspection

Thirdy Inspection Party

Grade

Carbon Steel,Galvanized,Stainless Steel

Certificate

Mill Test Certificate,ISO,SGS and Customer Require

Invoicing

by Theoretical Weight

Tolerance

+/-1%

Transport Package

in Bundle, No Other Package or Customized

Specification

10.3mm-3200mmx3mm-60mm

Trademark

Great Steel or Customized

Origin

Shandong Province, China

HS Code

7305110000

Production Capacity

500 Tons/Day

Product Description

304 201 Ss400 A53 6, 12meter Black Iron Round Welded Steel Pipe

Product Name	Carbon Steel Pipe/Tube
Material	A53 Gr.B, A36, ATSM A36, Q235B, SS400, S235JR, etc
Standard	API 5L,ASTM A106 Gr.B,ASTM A53 Gr.B,ASTM A179/A192,ASTM A513,ASTM A671,ASTM A672,BS EN 10217,BS EN10296,BS EN 39,BS6323,DIN, EN10217
Certificates	ISO9001, SGS, BV, TUV, etc
Outer Diameter	Seamless: 21.3mm-660mm or as required
Outer Diameter	Welded: 10mm-3200mm or as required
Wall Thickness	Seamless: 0.5mm-20mm or as required, SCH40, SCH80,XS,XXS etc
Wall Thickness	Welded: 3mm-60mm or as required, SCH40, SCH80,XS,XXS etc
Length	1m, 4m, 6m, 8m, 12m or according to buyer's request
Surface Treatment	Bare, black paint, varnish, oiled, hot-dip galvanized, anti-corrosion coated, etc
Marking	Standard marking, or according to your request.Marking Method: Spray white paint
End Treatment	Plain End/Bevelled End/Grooved End/Threaded End With Plastic Caps
Technique	Hot Rolled or Cold Rolled ERW
Application	Liquid delivery, structure pipe, construction, petroleum cracking, oil pipe, gas pipe
Payment Terms	T/T, irrevocable L/C at sight
Trade Terms	EXW, FOB, CIF, CFR, etc
Loading Port	Tianjin Port, CN
Delivery Time	7-15 working days
Container Size	20ft GP:5898mm (Length) x 2352mm (Width) x2393mm (High)
	40ft GP:12032mm (Length) x2352mm (Width) x 2393mm (High)
	40ft HC:12032mm (Length) x 2352mm (Width) x 2698mm (High)

Welded steel pipe is a type of steel pipe that is manufactured by welding the edges of a steel plate or coil together. This process creates a strong and durable pipe that is suitable for various applications. The production of welded steel pipe involves several steps. First, the steel plate or coil is cut into the desired length and width. Then, the edges of the steel are prepared for welding by removing any impurities or burrs. Next, the edges of the steel are heated to a high temperature using a welding machine. This heat causes the edges to melt and fuse together, forming a strong bond. The welded joint is then cooled and solidified, creating a seamless and continuous pipe. Welded steel pipe can be produced in various sizes and thicknesses to meet specific requirements. It is commonly used in industries such as oil and gas, construction, and water infrastructure. The pipe can be used for transporting fluids, gases, or solids, as well as for structural purposes. One of the advantages of welded steel pipe is its strength and durability. The welded joints are typically stronger than the base material, providing a reliable and long-lasting pipe. Additionally, the welding process allows for customization and flexibility in terms of pipe dimensions and specifications. In conclusion, welded steel pipe is a versatile and reliable product that is widely used in various industries. Its production involves welding the edges of a steel plate or coil together to create a strong and durable pipe. With its strength, durability, and customization options, welded steel pipe is an essential component in many applications.

Nominal Pipe Size Chart
Nominal Pipe Size		Outer Diameter	Nominal Wall Thickness-Schedule																		Nominal Pipe Size
DN	inch	mm	5	5s	10	10s	20	30	40	40s	Std	60	80	80s	XS	100	120	140	160	XXS	DN	inch
6	1/8	10.3			1.24	1.24			1.73	1.73	1.73		2.41	2.41	2.41						6	1/8
8	1/4	13.7			1.65	1.65			2.24	2.24	2.24		3.02	3.02	3.02						8	1/4
10	3/8	17.1			1.65	1.65		1.85	2.31	2.31	2.31		3.2	3.2	3.2						10	3/8
15	1/2	21.3	1.65	1.65	2.11	2.11		2.41	2.77	2.77	2.77		3.73	3.73	3.73				4.78	7.47	15	1/2
20	3/4	26.7	1.65	1.65	2.11	2.11		2.41	2.87	2.87	2.87		3.91	3.91	3.91				5.56	7.82	20	3/4
25	1	33.4	1.65	1.65	2.77	2.77		2.9	3.38	3.38	3.38		4.55	4.55	4.55				6.35	9.09	25	1
32	1 1/4	42.2	1.65	1.65	2.77	2.77		2.97	3.56	3.56	3.56		4.85	4.85	4.85				6.35	9.7	32	1 1/4
40	1 1/2	48.3	1.65	1.65	2.77	2.77		3.18	3.68	3.68	3.68		5.08	5.08	5.08				7.14	10.16	40	1 1/2
50	2	60.3	1.65	1.65	2.77	2.77		3.18	3.91	3.91	3.91		5.54	5.54	5.54				8.74	11.07	50	2
65	2 1/2	73	2.11	2.11	3.05	3.05		4.78	5.16	5.16	5.16		7.01	7.01	7.01				9.53	14.02	65	2 1/2
80	3	88.9	2.11	2.11	3.05	3.05		4.78	5.49	5.49	5.49		7.62	7.62	7.62				11.13	15.24	80	3
90	3 1/2	101.6	2.11	2.11	3.05	3.05		4.78	5.74	5.74	5.74		8.08	8.08	8.08					16.15	90	3 1/2
100	4	114.3	2.11	2.11	3.05	3.05		4.78	6.02	6.02	6.02		8.56	8.56	8.56		11.13		13.49	17.12	100	4
125	5	141.3	2.77	2.77	3.4	3.4			6.55	6.55	6.55		9.53	9.53	9.53		12.7		15.88	19.05	125	5
150	6	168.3	2.77	2.77	3.4	3.4			7.11	7.11	7.11		10.97	10.97	10.97		14.27		18.26	21.95	150	6
200	8	219.1	2.77	2.77	3.76	3.76	6.35	7.04	8.18	8.18	8.18	10.31	12.7	12.7	12.7	15.09	18.26	20.62	23.01	22.23	200	8
250	10	273	3.4	3.4	4.19	4.19	6.35	7.8	9.27	9.27	9.27	12.7	15.09	12.7	12.7	18.26	21.44	25.4	28.58	25.4	250	10
300	12	323.8	3.96	3.96	4.57	4.57	6.35	8.38	10.31	9.53	9.53	14.27	17.48	12.7	12.7	21.44	25.4	28.58	33.32	25.4	300	12
350	14	355.6	3.96	3.96	6.35	4.78	7.92	9.53	11.13	9.53	9.53	15.09	19.05	12.7	12.7	23.83	27.79	31.75	35.71		350	14
400	16	406.4	4.19	4.19	6.35	4.78	7.92	9.53	12.7	9.53	9.53	16.66	21.44	12.7	12.7	26.19	30.96	36.53	40.49		400	16
450	18	457	4.19	4.19	6.35	4.78	7.92	11.13	14.27	9.53	9.53	19.05	23.83	12.7	12.7	29.36	34.93	39.67	45.24		450	18
500	20	508	4.78	4.78	6.35	5.54	9.53	12.7	15.09	9.53	9.53	20.62	26.19	12.7	12.7	32.54	38.1	44.45	50.01		500	20
550	22	559	4.78	4.78	6.35	5.54	9.53	12.7			9.53	22.23	28.58		12.7	34.93	41.28	47.63	53.98		550	22
600	24	610	5.54	5.54	6.35	6.35	9.53	14.27	17.48	9.53	9.53	24.61	30.96	12.7	12.7	38.89	46.02	52.37	59.54		600	24
650	26	660			7.92		12.7				9.53				12.7						650	26
700	28	711			7.92		12.7	15.88			9.53				12.7						700	28
750	30	762	6.35	6.35	7.92	7.92	12.7	15.88			9.53				12.7						750	30
800	32	813			7.92		12.7	15.88	17.48		9.53				12.7						800	32
850	34	864			7.92		12.7	15.88	17.48		9.53				12.7						850	34
900	36	914			7.92		12.7	15.88	19.05		9.53				12.7						900	36
950	38	965									9.53				12.7						950	38
1000	40	1016									9.53				12.7						1000	40
1050	42	1067									9.53				12.7						1050	42
1100	44	1118									9.53				12.7						1100	44
1150	46	1168									9.53				12.7						1150	46
1200	48	1219									9.53				12.7						1200	48
DN	inch	OD mm	5	5s	10	10s	20	30	40	40s	Std	60	80	80s	XS	100	120	140	160	XXS	DN	inch

304 201 Ss400 A53 6, 12meter Black Iron Round Welded Steel Pipe

304 201 Ss400 A53 6, 12meter Black Iron Round Welded Steel Pipe

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