Welded Steel tube E550, EN 10305-3

Product info

Supplier:	Tapgroup internation.,JSC
Address:	Số 32 Lô N4D, đường X2A, Yên Sở, Hoàng Mai, Hà Nội
Phone:	0084 933 86 77 86
Email:	info@tapgroup.vn
Website:	https://supplier-pipe-tube-ongthep.com
Insurance:	12 tháng
Status:	Mới 100%
Origin:	China, Korea, Malaysia, Thailand, Japan, EU, G7

Catalogue Profile

Description
Sizes

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Product Name:

Welded Steel tube E550, EN 10305-3

The alternative name or alias of a product:

Welded Steel pipe E550, EN 10305-3

ERW tube E550, EN 10305-3

Product Description:

• Material: E550, Steel Number 1.0593
• Type: Welded (ERW)
• Standard EN 10305-3
• Size:
• Outer Diameter (OD): OD6 to OD193.7
• Wall Thickness (WT): 0.6mm to 6mm
• Length: 6000mm To 12000mm and the length according to customer's request
Quality Control:
• ISO 9001:, ISO 14001:2015, OHSAS 18001:2007 Quality management systems – Requirements
• Other:
. Certification:
• EN 10204 3.1: Inspection certificate type 2.1, 3.1 and 3.2 issued in accordance with EN 10204
• Shipping: Delivery of goods to the address requested by the customer

Chemical composition

Steel grade

% by mass

Steel name

Steel number

Carbon. Max

Silicon. Max

Manganese. Max

Phosphorus. Max

Sulfur

Al_totalmin.

E550

1.0593

0.16

0.55

1.8

0,025

0.02

Mechanical Properties

Welded Steel Tube E550, EN 10305-3 is a high-strength, low-alloy steel tube that is commonly used in applications requiring superior mechanical properties. The mechanical properties of Welded Steel Tube E550, EN 10305-3 are as follows:
1. Tensile Strength: The minimum tensile strength of Welded Steel Tube E550, EN 10305-3 is 550 MPa (megapascals), which means that the tube can withstand a maximum tensile load of 550 MPa before breaking.
2. Yield Strength: The minimum yield strength of Welded Steel Tube E550, EN 10305-3 is 550 MPa, which means that the tube can withstand a maximum stress of 550 MPa before undergoing permanent deformation.
3. Elongation: The minimum elongation of Welded Steel Tube E550, EN 10305-3 is 14%, which means that the tube can stretch up to 14% of its original length before breaking.
4. Impact Strength: The minimum impact strength of Welded Steel Tube E550, EN 10305-3 is 27 J (joules) at -40°C, which means that the tube can withstand a maximum impact load of 27 J at a temperature of -40°C without fracturing.
The above mechanical properties make Welded Steel Tube E550, EN 10305-3 suitable for use in a wide range of applications that require high-strength, durable, and reliable tubes. Some common applications of Welded Steel Tube E550, EN 10305-3 include construction and infrastructure, mining, transportation, and heavy machinery.
It is important to note that the mechanical properties of Welded Steel Tube E550, EN 10305-3 may vary depending on the manufacturing process and the specific dimensions of the tube. Therefore, it is essential to consult the relevant technical specifications and standards to ensure that the tube meets the required mechanical properties for a particular application.

Inspection and testing

Inspection and testing are crucial steps in ensuring the quality and performance of Welded Steel Tube E550, EN 10305-3. The following are some of the common inspection and testing methods that are carried out on Welded Steel Tube E550, EN 10305-3:
1. Visual Inspection: This is a non-destructive inspection method that involves visually examining the surface of the tube for any defects such as cracks, dents, corrosion, and other surface irregularities.
2. Dimensional Inspection: This is a measurement-based inspection method that involves measuring the dimensions of the tube such as the diameter, wall thickness, and length to ensure that they meet the required specifications.
3. Ultrasonic Testing: This is a non-destructive testing method that involves the use of high-frequency sound waves to detect any internal defects such as cracks or voids that may not be visible through visual inspection.
4. Tensile Testing: This is a destructive testing method that involves applying a tensile load to the tube until it fractures to determine its tensile strength, yield strength, and elongation.
5. Charpy Impact Testing: This is a destructive testing method that involves subjecting a notched sample of the tube to a high impact load to determine its impact strength and toughness.
6. Chemical Analysis: This is a laboratory-based testing method that involves analyzing the chemical composition of the tube to ensure that it meets the required specifications.
All of the above inspection and testing methods help to ensure that Welded Steel Tube E550, EN 10305-3 meets the required quality and performance standards. It is important to carry out these tests at various stages of production, including during the manufacturing process, after production, and before delivery to the customer.

Pressure and Temperature Ratings

Welded Steel Tube E550, EN 10305-3 is designed to withstand pressure and temperature within certain limits. The pressure rating and temperature range for this type of tube depend on various factors such as the tube's wall thickness, diameter, and material properties.
The maximum allowable pressure and temperature for Welded Steel Tube E550, EN 10305-3 can be calculated using the following formulas:
Maximum Allowable Pressure: P = (2 * S * t) / D
where P is the maximum allowable pressure, S is the material's tensile strength, t is the tube's wall thickness, and D is the tube's outside diameter.
Maximum Allowable Temperature: T = (S * t) / (0.6 * P)
where T is the maximum allowable temperature, S is the material's allowable stress, t is the tube's wall thickness, and P is the maximum allowable pressure.
It is important to note that these calculations provide theoretical values and should be used as a guideline only. Other factors such as operating conditions, environmental factors, and the specific application of the tube should also be considered when determining the maximum pressure and temperature limits.
Welded Steel Tube E550, EN 10305-3 is typically used in high-pressure and high-temperature applications such as oil and gas pipelines, chemical processing plants, and power generation facilities. It is important to ensure that the pressure and temperature limits of the tube are not exceeded during operation to prevent failure and ensure safe and reliable operation.

Surface Treatment

Welded Steel Tube E550, EN 10305-3 can undergo various surface treatments to enhance its performance and durability. The surface treatments can help to improve the tube's corrosion resistance, increase its hardness, and improve its appearance. The most common surface treatments for Welded Steel Tube E550, EN 10305-3 are as follows:
1. Galvanizing: This process involves coating the tube with a layer of zinc to improve its corrosion resistance. The tube is dipped in a bath of molten zinc or sprayed with zinc to create a protective layer that prevents rust and corrosion.
2. Powder coating: This process involves applying a dry powder to the surface of the tube and then baking it at high temperatures to create a hard, durable coating. Powder coating is commonly used to improve the appearance of the tube and protect it from corrosion.
3. Painting: This process involves applying a layer of paint to the surface of the tube to protect it from corrosion and improve its appearance. The type of paint used depends on the specific application of the tube.
4. Anodizing: This process involves creating a protective oxide layer on the surface of the tube by immersing it in an electrolytic solution. Anodizing is commonly used to improve the tube's corrosion resistance and hardness.
5. Polishing: This process involves buffing the surface of the tube to create a smooth, shiny finish. Polishing is commonly used for aesthetic purposes and to improve the tube's appearance.
The choice of surface treatment for Welded Steel Tube E550, EN 10305-3 depends on the specific application and the desired performance characteristics. It is important to choose a surface treatment that is compatible with the tube's material properties and can withstand the operating conditions of the application.

Standard marking for steel tubes

Welded Steel Tube E550, EN 10305-3 is marked according to the standard requirements to ensure traceability and identification. The standard marking of the tube includes the following information:
1. Manufacturer's name or trademark
2. Tube size and dimensions, including wall thickness and diameter
3. Steel grade (E550)
4. Production standard (EN 10305-3)
5. Heat number or batch number for traceability purposes
6. Identification number of the testing certificate or inspection report
7. Country of origin
8. Additional information as required by the customer or relevant standards.
The marking is usually done by stamping or painting on the tube surface and should be clearly visible and legible. This helps to ensure that the tube is identified and traceable throughout its life cycle, from production to use and disposal. It also assists in maintaining quality control and ensuring that the tube meets the required standards and specifications.

Standard packing for steel Tubes

The standard packing for Welded Steel Tube E550, EN 10305-3 is designed to protect the tube during transportation and storage. The tube is usually packed in bundles or crates, depending on the size and quantity of the tubes. The packing also includes the following measures:
1. End caps: Plastic or metal end caps are used to protect the ends of the tube from damage during handling and transportation.
2. Bundling: Tubes of the same size and length are bundled together to facilitate handling and transportation. The bundles are securely strapped with steel bands to prevent movement during transportation.
3. Moisture protection: Tubes are usually wrapped in plastic or paper to prevent moisture damage during transportation or storage.
4. Marking: The bundles or crates are marked with identification labels that include the manufacturer's name, product specification, dimensions, quantity, and destination.
5. Inspection: The tubes are visually inspected before packing to ensure that they are free from defects and conform to the specified requirements.
The standard packing ensures that the Welded Steel Tube E550, EN 10305-3 is protected from damage during transportation and storage and that it arrives at the destination in good condition. It also facilitates easy handling and identification of the tubes.

Supplier

TAP Viet Nam International Investment Joint Stock Company is a leading supplier of welded steel tube E550, EN 10305-3 in Vietnam. With over 20 years of experience in the industry, the company has established a reputation for providing high-quality products and services to its customers.
Welded steel tubes are widely used in various industries such as construction, automotive, and mechanical engineering. The EN 10305-3 standard specifies the technical delivery conditions for welded cold-sized steel tubes of circular cross-section for precision applications. These tubes are used for various applications that require high precision and tight tolerances, such as in the automotive industry for fuel injection systems, steering systems, and shock absorbers.
TAP Viet Nam's welded steel tubes are manufactured using the latest technology and equipment, ensuring consistent high quality and dimensional accuracy. The tubes are made from high-quality raw materials and undergo stringent quality control checks throughout the production process. The company's state-of-the-art manufacturing facility is equipped with advanced machinery, including automatic cutting and bending machines, welding machines, and testing equipment.
In addition to supplying welded steel tubes, TAP Viet Nam also provides value-added services such as cutting, bending, and welding to meet the specific needs of its customers. The company's experienced technicians and engineers work closely with customers to understand their requirements and provide customized solutions that meet their needs.
TAP Viet Nam is committed to providing its customers with the highest level of service and support. The company has a team of dedicated sales and customer service professionals who are available to assist customers with their inquiries and provide technical support whenever needed. The company also offers fast and efficient delivery services to ensure that its customers receive their orders on time.
In conclusion, TAP Viet Nam International Investment Joint Stock Company is a reliable supplier of welded steel tube E550, EN 10305-3 in Vietnam. With its commitment to quality, technology, and customer service, the company has established a strong reputation in the industry and is trusted by its customers for their precision applications.

Sizes and diameter tolerances Welded cold sized Steel tubes EN 10305-3 EN 10305-3 is a European standard that specifies the technical delivery conditions for welded cold-sized steel tubes for precision applications. These tubes are typically used in the mechanical engineering and automotive industries, where high precision and reliability are required. The standard defines several requirements for the sizes and diameter tolerances of the tubes. These include: 1. Nominal sizes: The nominal sizes of the tubes range from 6mm to 200mm, with wall thicknesses from 0.5mm to 10mm. 2. Dimensions: The standard specifies the dimensions of the tubes, including the outside diameter, wall thickness, and length. The outside diameter of the tubes ranges from 6mm to 200mm, with a tolerance of +/- 0.08mm. The wall thickness ranges from 0.5mm to 10mm, with a tolerance of +/- 10%. 3. Ovality: The standard specifies the ovality of the tubes, which is the difference between the maximum and minimum diameter of the tube divided by the nominal diameter. The ovality tolerance ranges from 0.4% to 1.0%, depending on the diameter and wall thickness of the tube. 4. Straightness: The standard specifies the straightness of the tubes, which is the maximum deviation from a straight line over the length of the tube. The straightness tolerance ranges from 0.15% to 0.25% depending on the diameter and wall thickness of the tube. 5. Length: The standard specifies the length of the tubes, which can be cut to specific lengths or supplied in random lengths. The tolerance on length is +/- 500mm or +/- 3% of the total length, whichever is greater. 6. Surface finish: The standard specifies the surface finish of the tubes, which must be free from defects and have a smooth, clean surface. In summary, the EN 10305-3 standard defines the sizes and diameter tolerances for welded cold-sized steel tubes for precision applications, including nominal sizes, dimensions, ovality, straightness, length, and surface finish. These specifications ensure that the tubes meet the high precision and reliability requirements of the mechanical engineering and automotive industries.
















Sizes and diameter tolerances Welded Steel tubes EN 10305-3
Dimensions in millimetres
Outside diameter D and tolerances		Wall thickness T (mm)
		0.6	0.8	1	1.2	1.5	1.8	2	2.2	2.5	3	3.5	4	4.5	5	5.5	6
		Mass per unit length (kg/m)
6	±0,12	0.080	0.103	0.123
8		0.109	0.142	0.173	0.201	0.240
10		0.139	0.182	0.222	0.260	0.314
12		0.169	0.221	0.271	0.320	0.388	0.453	0.493
15		0.213	0.280	0.345	0.408	0.499	0.586	0.641	0.694
16		0.228	0.300	0.370	0.438	0.536	0.630	0.691	0.749
18		0.257	0.339	0.419	0.497	0.610	0.719	0.789	0.857	0.956
19		0.272	0.359	0.444	0.527	0.647	0.764	0.838	0.911	1.02	1.18
20	±0,15	0.287	0.379	0.469	0.556	0.684	0.808	0.888	0.966	1.08	1.26
22		0.317	0.418	0.518	0.616	0.758	0.897	0.986	1.07	1.20	1.41
25		0.361	0.477	0.592	0.704	0.869	1.03	1.13	1.24	1.39	1.63
28		0.405	0.537	0.666	0.793	0.980	1.16	1.28	1.40	1.57	1.85	2.11
30		0.435	0.576	0.715	0.852	1.05	1.25	1.38	1.51	1.70	2.00	2.29
32	±0,20		0.616	0.765	0.911	1.13	1.34	1.48	1.62	1.82	2.15	2.46
35				0.838	1.00	1.24	1.47	1.63	1.78	2.00	2.37	2.72
38				0.912	1.09	1.35	1.61	1.78	1.94	2.19	2.59	2.98	3.35
40				0.962	1.15	1.42	1.70	1.87	2.05	2.31	2.74	3.15	3.55
42				1.01	1.21	1.50	1.78	1.97	2.16	2.44	2.89	3.32	3.75
42.4				1.02	1.22	1.51	1.80	1.99	2.18	2.46	2.91	3.36	3.79
44	±0,25			1.06	1.27	1.57	1.87	2.07	2.27	2.56	3.03	3.50	3.95
45				1.09	1.30	1.61	1.92	2.12	2.32	2.62	3.11	3.58	4.04
48.3				1.17	1.39	1.73	2.06	2.28	2.50	2.82	3.35	3.87	4.37	4.86
50				1.21	1.44	1.79	2.14	2.37	2.59	2.93	3.48	4.01	4.54	5.05
51					1.47	1.83	2.18	2.42	2.65	2.99	3.55	4.10	4.64	5.16
55	±0,30				1.59	1.98	2.36	2.61	2.86	3.24	3.85	4.45	5.03	5.60
57					1.65	2.05	2.45	2.71	2.97	3.36	4.00	4.62	5.23	5.83
60					1.74	2.16	2.58	2.86	3.14	3.55	4.22	4.88	5.52	6.16	6.78	7.39
63.5					1.84	2.29	2.74	3.03	3.33	3.76	4.48	5.18	5.87	6.55	7.21	7.87
70	±0,35				2.04	2.53	3.03	3.35	3.68	4.16	4.96	5.74	6.51	7.27	8.01	8.75
76	±0,35				2.21	2.76	3.29	3.65	4.00	4.53	5.40	6.26	7.10	7.93	8.75	9.56
80	±0,40				2.33	2.90	3.47	3.85	4.22	4.78	5.70	6.60	7.50	8.38	9.25	10.1
89						3.24	3.87	4.29	4.71	5.33	6.36	7.38	8.38	9.38	10.4	11.3	12.3
90						3.27	3.92	4.34	4.76	5.39	6.44	7.47	8.48	9.49	10.5	11.5	12.4
100	±0,50					3.64	4.36	4.83	5.31	6.01	7.18	8.33	9.47	10.6	11.7	12.8	13.9
101.6	±0,50					3.70	4.43	4.91	5.39	6.11	7.29	8.47	9.63	10.8	11.9	13.0	14.1
108	±0,60					3.94	4.71	5.23	5.74	6.50	7.77	9.02	10.3	11.5	12.7	13.9	15.1
114							4.98	5.52	6.07	6.87	8.21	9.54	10.9	12.2	13.4	14.7	16.0
120							5.25	5.82	6.39	7.24	8.66	10.1	11.4	12.8	14.2	15.5	16.9
127	±0,8						5.56	6.17	6.77	7.68	9.17	10.7	12.1	13.6	15.0	16.5	17.9
133							5.82	6.46	7.10	8.05	9.62	11.2	12.7	14.3	15.8	17.3	18.8
139.7							6.12	6.79	7.46	8.46	10.1	11.8	13.4	15.0	16.6	18.2	19.8
159	±1,0						6.98	7.74	8.51	9.65	11.5	13.4	15.3	17.1	19.0	20.8	22.6
168							7.38	8.19	9.00	10.2	12.2	14.2	16.2	18.1	20.1	22.0	24.0
193.7									10.4	11.8	14.1	16.4	18.7	21.0	23.3	25.5	27.8

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