Seamless Steel Tube P255QL, EN 10216-4

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
Dimensions Seamless Steel Tube, EN 10216-4

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Product Name:

Seamless Steel Tube P255QL, EN 10216-4

The alternative name or alias of a product:

Seamless Steel Pipe P255QL, EN 10216-1

SMLS Pipe P255QL

SMLS Tube P255QL

Product Description:

• Material: P255QL, Non alloy steel Steel
• Number 1.0452
• Type: Seamless (SMLS)
• Standard: EN 10216-4
• Size:
• Outer Diameter (OD): OD10.2 to OD711
• Wall Thickness (WT): 1.6mm, 1.8mm, 2.0mm, 2.3mm, 2.6mm, 2.9mm, 3.2mm, 3.6mm, 4.0mm, 4.5mm, 5.0mm, 5.6mm, 6.3mm, 7.1mm, 8.0mm, 8.8mm, 10.0mm, 11mm, 12.5mm
14.2mm, 16.0mm, 17.5mm, 20.0mm, 22.2mm, 25.0mm, 28.0mm, 30.0mm, 32.0mm, 36.0mm, 40.0mm, 45mm, 50mm, 55mm, 60mm, 65mm, 70mm, 80mm, 90mm, 100mm,
• Length: 6000mm To 12000mm
• Surface Treatment: Fusion Bonded Epoxy (FBE, Three-Layer Polyethylene (3LPE), Three-Layer Polypropylene (3LPP), Coal Tar Enamel (CTE), Concrete Weight Coating (CWC), Hot-Dip Galvanizing (HDG), Zinc-Rich Paint Coating: Zinc-rich paint, Aluminum, Ceramic Coating, Polymer Coating, Polyurethane Coating,
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

Al tot^b

Cu^c

Steel name

Steel number

max.

Max.

max.

min.

max.

P255QL

1.0452

≤ 0,17

≤ 0,35

0,40 to 1,20

0,025

0,020

≤ 0,30

≤ 0,08

0,020

0,30

0,010

0,40

0,02

Mechanical properties

The seamless steel tube P255QL is specified in the European standard EN 10216-4. This standard covers the technical delivery conditions for seamless steel tubes intended for pressure purposes.
Mechanical properties refer to the physical characteristics of a material that determine its behavior under mechanical forces. While I don't have access to specific data on the mechanical properties of P255QL, I can provide you with a general overview of the typical mechanical properties of seamless steel tubes used in pressure applications.
Here are some common mechanical properties that are often specified for seamless steel tubes:

Steel name: P255QL

Steel number: 1.0452

1. Tensile Strength: Tensile strength is the maximum amount of tensile stress that a material can withstand before fracturing. It is usually expressed in units of force per unit area, such as megapascals (MPa) or pounds per square inch (psi).

2. Yield Strength: Yield strength is the stress level at which a material begins to deform plastically and is no longer elastic. It is typically determined by the offset method, such as 0.2% offset yield strength. Similar to tensile strength, yield strength is expressed in units of force per unit area.

3. Elongation: Elongation is the percentage increase in the length of a material before it fractures under tensile stress. It is a measure of the ductility or ability of a material to stretch without breaking.

4. Impact Toughness: Impact toughness refers to a material's ability to absorb energy under impact loading conditions without fracturing. It is usually measured using Charpy or Izod tests and is reported as the energy absorbed in joules or foot-pounds.

5. Hardness: Hardness is a measure of a material's resistance to indentation or scratching. It is often determined using standardized tests such as the Rockwell or Brinell hardness tests.

Please note that the mechanical properties of a specific grade of seamless steel tube, such as P255QL, may vary depending on factors such as the manufacturing process, heat treatment, and chemical composition. It is always important to consult the relevant material specifications or contact the manufacturer for accurate and detailed information on the mechanical properties of a specific steel tube grade.

Inspection and testings

The seamless steel tube P255QL is a specific type of steel tube that complies with the EN 10216-4 standard. This standard specifies the technical delivery conditions for seamless steel tubes used in pressure purposes, particularly at high temperatures.
When it comes to the inspection and testing of seamless steel tube P255QL, several procedures can be followed to ensure its quality and compliance with the specified standards. Here are some of the common inspection and testing methods:
1. Visual Inspection: This involves a visual examination of the seamless steel tube's surface to check for any defects such as cracks, pits, or surface irregularities. The tube should have a smooth surface finish without any signs of damage.
2. Dimensional Inspection: The dimensions of the seamless steel tube, including its outer diameter, wall thickness, and length, should be measured and verified against the requirements specified in the EN 10216-4 standard.
3. Non-Destructive Testing (NDT): NDT techniques are used to detect internal and surface defects without damaging the seamless steel tube. Common NDT methods include:
a. Ultrasonic Testing (UT): This technique uses high-frequency sound waves to detect defects such as cracks, inclusions, or voids within the material.
b. Magnetic Particle Testing (MT): MT involves the application of magnetic fields and iron particles to identify surface defects like cracks or discontinuities.
c. Liquid Penetrant Testing (PT): PT involves applying a liquid penetrant to the surface of the seamless steel tube, which penetrates into any surface defects. Excess penetrant is then removed, and a developer is applied to make the defects visible.
4. Mechanical Testing: Mechanical tests assess the physical properties and mechanical behavior of the seamless steel tube. Common mechanical tests include tensile testing, hardness testing, impact testing, and bend testing. These tests ensure that the tube possesses the required strength, ductility, and other mechanical properties.
5. Chemical Analysis: Chemical analysis is performed to determine the chemical composition of the seamless steel tube. It verifies that the material composition meets the specified requirements in terms of elements and their percentages.
It is important to note that the specific inspection and testing procedures may vary depending on the requirements of the application, industry standards, and regulations. Manufacturers or suppliers of seamless steel tubes typically provide documentation and certificates of conformity that specify the inspection and testing results conducted on their products, ensuring their quality and compliance with the EN 10216-4 standard.

Pressure and Temperature Ratings

According to my knowledge cutoff in September 2021, there is no specific information available regarding the pressure and temperature ratings for the seamless steel tube P255QL, EN 10216-4. However, I can provide you with some general information about pressure and temperature ratings for seamless steel tubes.
Pressure and temperature ratings for seamless steel tubes are typically determined by the applicable standards or specifications and depend on the specific material composition, design, and manufacturing process. These ratings ensure the safe and reliable operation of the tubes under various operating conditions.
In the case of EN 10216-4, this standard specifies the technical delivery conditions for seamless steel tubes intended for pressure purposes. It specifically covers tubes for pressure purposes at low temperatures.
To obtain the pressure and temperature ratings for the P255QL seamless steel tube, you would need to refer to the specific requirements outlined in the EN 10216-4 standard. This standard provides information about the allowable operating pressure and temperature ranges based on the material properties and intended application.
I recommend consulting the latest version of the EN 10216-4 standard or contacting the manufacturer or supplier of the P255QL seamless steel tube for the most up-to-date and accurate information regarding its pressure and temperature ratings.

Standard marking

The standard marking of steel tubes, such as the Seamless Steel Tube P255QL according to EN 10216-4, typically includes information that identifies the specific characteristics and properties of the tube. While I don't have access to the specific details of the P255QL tube in the EN 10216-4 standard as my knowledge cutoff is September 2021, I can provide you with a general understanding of what the standard marking may entail.
1. Manufacturer's Name or Logo: The name or logo of the manufacturer responsible for producing the steel tube may be included in the marking.
2. Tube Material: The material used to manufacture the tube, in this case, steel, may be specified in the marking. It could be mentioned as "Steel" or might include additional details like the specific grade or composition.
3. Tube Type: The marking may indicate that the tube is seamless, indicating that it is produced without any welded seams.
4. Tube Grade or Designation: The marking may include the grade or designation of the steel tube, which is used to specify its specific characteristics and properties. In this case, "P255QL" is mentioned, which could represent a specific grade or designation relevant to the EN 10216-4 standard. However, without further information, it's challenging to provide specific details about this designation.
5. Standard Reference: The marking may include the reference to the specific standard that the tube complies with, in this case, EN 10216-4. This standard provides specifications for seamless steel tubes used in pressure purposes.
6. Additional Information: Depending on the requirements and regulations of the specific industry or region, the marking may also include additional information such as batch number, heat number, or any other relevant identification codes or symbols.
It's important to note that the specific marking requirements can vary based on different standards, regulations, and industry practices. For accurate and detailed information about the Seamless Steel Tube P255QL according to EN 10216-4, it would be best to refer to the official standard documentation or consult with the manufacturer or relevant authorities in the field.

Standard packing for steel Tubes

Packing for steel tubes is an important aspect of the manufacturing and transportation process to ensure the safety and protection of the product during handling and shipping. The packing standard for steel tubes may vary depending on the industry, product specifications, and transportation requirements.
However, in general, the following are the common packing standards for steel tubes:
1. Bundles: Steel tubes are often packed in bundles. The tubes in a bundle are tightly tied together using steel straps or plastic wrapping to prevent them from coming apart during transportation.
2. Wooden Crates: Steel tubes can also be packed in wooden crates to provide additional protection during transportation. The crates are designed to accommodate the tubes and may be lined with foam or other materials to prevent damage.
3. Plastic Caps: The ends of the steel tubes are typically protected with plastic caps to prevent damage to the ends during transportation.
4. Labels and Markings: The steel tubes are labeled and marked with important information such as product specifications, destination, and handling instructions to ensure proper handling during transportation.
It is important to follow the relevant standards and guidelines for packing steel tubes to ensure the safety and protection of the product during transportation.

Supplier

Title: TAP Vietnam: Your Trusted Supplier of Seamless Steel Tube P255QL, EN 10216-4
Introduction: In the world of industrial manufacturing, the quality and reliability of materials are paramount. When it comes to seamless steel tubes, TAP Vietnam International Investment Joint Stock Company (TAP Vietnam) stands out as a leading supplier. With a focus on delivering excellence, TAP Vietnam offers high-quality Seamless Steel Tube P255QL, compliant with the EN 10216-4 standard. This article explores the key features and benefits of TAP Vietnam's seamless steel tubes, shedding light on why they are a trusted choice for various industries.
Meeting International Standards: TAP Vietnam takes pride in adhering to rigorous international standards, ensuring that their seamless steel tubes meet the highest quality benchmarks. The Seamless Steel Tube P255QL supplied by TAP Vietnam complies with the EN 10216-4 standard. This standard defines the technical delivery conditions for seamless steel tubes used in pressure purposes at high temperatures. By conforming to this widely recognized standard, TAP Vietnam guarantees that their products possess the necessary strength, durability, and resistance to elevated temperatures, making them suitable for critical applications across industries.
Quality Assurance and Expertise: TAP Vietnam places a strong emphasis on quality assurance throughout its production processes. With state-of-the-art manufacturing facilities and a team of highly skilled professionals, the company ensures that its seamless steel tubes consistently meet the stringent specifications and requirements set forth by the EN 10216-4 standard. By employing advanced testing and inspection techniques, TAP Vietnam maintains strict control over the quality of its products, instilling confidence in their customers.
Superior Material Properties: Seamless Steel Tube P255QL supplied by TAP Vietnam possesses a range of superior material properties that make it an excellent choice for various applications. These tubes are known for their high strength, excellent weldability, and resistance to corrosion and oxidation. With the ability to withstand elevated temperatures and pressure, P255QL seamless steel tubes are well-suited for applications in the petrochemical, oil and gas, power generation, and other demanding industries.
Diverse Applications: TAP Vietnam's Seamless Steel Tube P255QL finds applications in numerous sectors due to its exceptional properties. In the petrochemical industry, these tubes are used for high-pressure fluid transmission, while in power plants, they are utilized for boiler tubes, superheaters, and heat exchangers. Furthermore, P255QL seamless steel tubes are employed in oil and gas exploration and production activities, ensuring the safe and efficient transport of hydrocarbons. With their versatility, these tubes provide reliable solutions across a wide range of industries.
Commitment to Customer Satisfaction: TAP Vietnam prides itself on its customer-centric approach and commitment to delivering unparalleled service. The company understands the unique requirements of its clients and strives to provide tailored solutions that meet their specific needs. With a dedication to on-time delivery, competitive pricing, and exceptional customer support, TAP Vietnam ensures a seamless experience for its customers.
Conclusion: As a trusted supplier of Seamless Steel Tube P255QL, EN 10216-4, TAP Vietnam International Investment Joint Stock Company stands at the forefront of the industry. Through their commitment to quality, adherence to international standards, and expertise in seamless steel tube production, TAP Vietnam delivers products that meet the demanding requirements of various industries. Whether it's for petrochemical, power generation, or oil and gas applications, TAP Vietnam's Seamless Steel Tube P255QL is a reliable choice for customers seeking high-quality materials for critical projects.

Dimensions Seamless Steel Tube, EN 10216-4

dimensions in mm

Outside
diameter D
Series^a

Wall thickness T

1.6

1.8

2.3

2.6

2.9

3.2

3.6

4.5

5.6

6.3

7.1

8.8

12.5

14.2

10.2

12.7

13.5

17.2

21.3

25.4

26.9

31.8

33.7

42.4

44.5

48.3

60.3

63.5

76.1

82.5

88.9

101.6

108

114.3

127

133

139.7

141.3

152.4

159

168.3

177.8

193.7

219.1

244.5

273

323.9

355.6

406.4

457

508

559

610

660

711

Outside
diameter D
Series^a

Preferred dimensions
dimensions in mm

17.5

22.2

100

10.2

12.7

13.5

17.2

21.3

25.4

26.9

31.8

33.7

42.4

44.5

48.3

60.3

63.5

76.1

82.5

88.9

101.6

108

114.3

127

133

139.7

141.3

152.4

159

168.3

177.8

193.7

219.1

244.5

273

323.9

355.6

406.4

457

508

559

610

660

711

^aseries 1 = diameters for which all the accessories needed for the construction of piping system are standardized;
series 2 = diameters for which not all the accessories are standardized;
series 3 = diameters for special application for which very few standardized accessories exist.

Tolerances on outside diameter and on wall thickness

Outside diameter D mm

Tolerances on D

Tolerances on T for a T/D ratio

D ≤ 219,1

±1% or ± 0,5 mm whichever is the
greater

≤ 0,025

> 0,025
≤ 0,050

> 0,050
≤ 0,10

> 0,10

D ≥ 219,1

± 12,5 % or ± 0,4 mm whichever is the greater