ERW Steel Tubes for Transportation of Water Gas or Oil

• Customization: Available
• Type: Welded
• Technique: Hot Rolled
• Model NO.: Amanda20220421-9
• Material: Carbon Steel
• Surface Treatment: Black
• Usage: Oil/Gas Drilling, Machinery Industry, Chemical Industry, Construction & Decoration
• Section Shape: Round
• Pipes: ERW Welded Steel Pipes
• Grade: Gr.B, X42, X52, X60, Q345b, etc
• Coating: Fbe, 3PE
• Painting: Black or Red or Yellow Color Painting
• Standard: ASTM A53, API 5L
• Transport Package: in Bundle
• Specification: iso
• Trademark: youfa brand
• Origin: Tianjin, China
• HS Code: 73061900
• Production Capacity: 10000000 Mt

Product Description

ERW black steel pipe 
Specifications
Length: 6m 
vanish coated or chromate coated 
Tolerance: as follow standard BS, ASTM, JIS...
Length: 6m  
vanish coated or chromate coated
Tolerance: as follow standard BS, ASTM, JIS...
Loading in container 20' or 40'
Hyrostatic tested for each pcs
(ERW CARBON BLACK & GALVANIZED PIPES - STANDARD BS 1387-1985)

C max	Mn max	P max	S max
% 0.20	% 1.20	% 0.045	% 0.045

Tensile test			Bend test			Flattening test			Leak tightness test
T.strength Kgf/mm2 (N/mm2)	Yield point Kgf/mm2 (N/mm2)	Elongation %	Category	Angle of bending	Inside radius	Weld position	Weld point	Non-weld point
			Black pipe	180o	6 D	90o	0.75 D	0.60 D
Min. 28 (285)	Min. 20 (196)	Min. 30	Galva. pipe	90o	8 D				51 Kgf/cm2

Remark: D: Outside diameter

		Tolerance
Weight		- 8%	+ 10%
Thickness	- Light -Medium, heavy	-8% -10%	not specified not specified
Length		-0 mm	+ 30 mm

End: Plain end, beveled, cut square, grooved, threaded and coupling, etc. 
Finish: Bare, varnished, black lacquer, Bitumen Coating, zinc coating, anti-corrosion coating, 3PE, FBE, Epoxy, Cement Mortar, as per customer's requirement

Packing: Small sizes packed by steel strips into bundles, big sizes in loose pieces; Can be packed as customers' special requirements

Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test. 
Mill Test CertificateEN 10204/3.1B

Application-: Line pipe for use in pipeline transportation systems in the petroleum and natural gas industries
- for use as casing and tubing for wells, screwed and socketed steel tubes and tubulars and for plain end steel tubes
- suitable for welding or for screwing to BS21 pipe threads, loose steel tubes, scaffolds
- used for the conveyance of fluids as well as for other applications, applies to pipe piles in which the steel cylinder acts as a permanent load-carrying member, or as a shell to form cast-in-place concrete piles
- for welded, riveted, or bolted construction of bridges and buildings, and for general structural purposes
- suitable for nominal pressure 25 for liquids and nominal pressure 10 for air and non-hazardous gases
- pressure purposes
- applies to structural hollow sections
- general structure purpose and pressure service etc.  
 

DN	Diameter	SCH40 (6m/5.8m)		SCH80(6m/5.8m)		SCH160(6m/5.8m)
INCH	(mm)	Wall Thickness (mm)	Unit Weight (kg/piece)	Wall Thickness (mm)	Unit Weight (kg/piece)	Wall Thickness (mm)	Unit Weight (kg/piece)
1/4"	13.7	2.24	3.79	3.02	4.80
3/8"	17.1	2.31	5.04	3.20	6.60
1/2"	21.3	2.77	7.62	3.73	9.72	4.78	11.7
3/4"	26.7	2.87	10.14	3.91	13.2	5.56	17.4
1"	33.4	3.38	15.00	4.55	19.44	6.35	25.44
1-1/4"	42.2	3.56	20.34	4.85	26.82	6.35	33.66
1-1/2"	48.3	3.68	24.30	5.08	32.46	7.14	43.5
2"	60.3	3.91	32.64	5.54	44.88	8.74	66.66
2-1/2"	73.0	5.16	51.78	7.01	68.46	9.53	89.52
3"	88.9	5.49	67.74	7.62	91.62	11.13	128.1
3-1/2"	101.6	5.74	81.42	8.08	111.78
4"	114.3	6.02	96.42	8.56	133.92	13.49	201.24
5"	141.3	6.55	130.62	9.53	185.82	15.88	294.66
6"	168.3	7.11	169.56	10.97	255.36	18.26	405.36
8"	219.1	8.18	255.3	12.70	387.84	23.01	667.62
10"	273.0	9.27	361.86	15.09	576.06	28.58	1033.98
12"	323.8	10.31	478.38	17.48	792.48	33.32	1432.56
14"	355.6	11.13		19.05
16"	406.4	12.70		21.44
18"	457.2	14.27		23.83
20"	508	15.09		26.19
24"	610	17.48		30.95

API 5L Wall Thickness Tolerance
 

Wall thickness (mm)	Tolerance (mm) (a)
Seamless pipe (b)
WT ≤4.0	+0.6mm -0.5mm
4.0<WT<25mm	+0.150*WT -0.125*WT
WT≥25.0	+3.7mm -3.0mm
welded pipe (c .d )
WT≤5.0mm	±0.5mm
5.0<WT<15mm	±0.5mm*WT
≥15mm	±1.5mm

Customized Process type for API ERW / Seamless pipe:

1. Marking : API 5L / ASTM A53 Size * Length

2. Plain ends  / 2" above Bevelled ends /  plastic cap protection 

3. Grooved ends

4. Water proof wrapped /  In break bulk vessel 


Production range details:
 

Main Products	Size	Wall Thickness	Production Lines	Producing Capacity
ERW steel pipe	1/2" -- 24"	1.5mm-30.95mm	13	1,000,000 tons per year
Hot-dipped galvanized  steel pipe	1/2"-12"	1.5mm--12.7mm	18	1,500,000 tons per year
Oil casing pipe,  SSAW steel pipe	219mm-2020mm	5.0mm--28mm	5	150,000 tons per year
Square/rectangular  steel pipe	20x20--400x400mm, 20x40--400x600mm	1.3mm--20mm	10	800,000 tons per year
Hot-dip galvanized  square/rectangular steel pipe	20x20--200x200mm, 20x40--250x150mm	1.5mm--7.5mm	3	250,000 tons per year
Steel-plastic complex  steel pipe	1/2"--12"	1.5mm--10.0mm	9	100,000 tons per year

 

Company's information: 

 

Tianjin Youfa Steel Pipe Group Co. was founded on July 1st,2000,with the headquarters located at the largest steel pipe production base in China-Daqiuzhuang Village,Tianjin City;

• produced over 15million tons of various steel pipes in 2017;

• The largest welded steel pipe manufacturer in the world, Production and Sales No.1 for 13 consecutive years in China. Products exported to over 86 countries and regions,the Top 500 Enterprises in China;

• has formed four production bases in Tianjin City, Tangshan City, Handan City and Shanxi Province;

• Tianjin Youfa International Trade Co., is a subsidiary of YOUFA Steel Pipe Group,located in Tianjin City.Company has 55 professional talents. In order to provide personalized service for foreign businessmen, we have opened a processing factory of 10,000 square meters;

• Products cover ERW Steel Pipe, Hot Dipped Galvanized Steel Pipe, Square and Rectangular Steel Pipe,Steel Pipe of Lining Plastic,Plastic-coated Steel Pipe, Spiral Steel Pipe, Highway Materials.

TOP 500 ENTERPRISES IN CHINA


Certificates: 

Tianjin Youfa Steel Pipe Group Co., have acquired certificates of API 5L/5CT, ISO9001, ISO14001, ISO18001, EN10219, FPC and UL / FM quality system.





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TIANJIN YOUFA STEEL PIPE GROUP
TIANJIN YOUFA INTERNATIONAL TRADE CO.,LTD
Address: Daqiuzhang Town,Jinghai Distr.,Tianjin City, China 300120