Welded Tubes are important materials in making foundations in both offshore as well as onshore projects.
Welded Tubes are easy to weld to form a desired structure. These Welded Tubes are mainly composed of austenite and ferrite. The materials are very easy to get and have an excellent durable nature. The main applications of these kinds of Welded Tubes are in the heat exchanger tubes that require a resistance to high temperature. These Welded Tubes are also used in paper making machines and in the seawater handling systems.
The super duplex tubes are different in their material composition. This particular type is rich in both molybdenum and chromium. This gives a higher resistance against the corrosion. The alloying costs are less like the other duplex tubes. The fabrication and the management cost of these tubes are remarkably lesser than other tubes. These tubes protect the construction from the environmental erosion to give the structure an enhanced solidity.
ERW tubes, or Electric Resistance Welded tubes, are a type of steel tubing produced through a high-frequency welding process. These tubes are widely used in various industries due to their strength, durability, and cost-effectiveness. The manufacturing process involves passing a steel strip through a series of rollers, where it is formed into a cylindrical shape, and then welded longitudinally using electric resistance. This welding process ensures that the tube has a strong, uniform seam, making it suitable for a wide range of applications.
Key Features:
Material Composition: ERW tubes are typically made from mild steel, stainless steel, or galvanized steel, offering various grades to meet different strength and corrosion resistance requirements.
Manufacturing Process: The process of electric resistance welding uses heat generated by electrical resistance to bond the edges of the steel strip, creating a continuous tube. This process results in a smooth, clean weld seam that is often stronger than the base material itself.
Variety of Sizes: ERW tubes are available in a wide range of diameters and wall thicknesses. They can be customized to meet the specific requirements of industries like automotive, construction, and oil & gas.
Surface Finish: ERW tubes come with various surface finishes, such as mill finish, galvanized, or powder-coated, providing options for aesthetic appeal and enhanced corrosion resistance.
Strength and Durability: The ERW process ensures uniformity in strength and structural integrity, making the tubes ideal for high-pressure applications. The welded seam is highly resistant to cracking and fatigue.
Cost-Effectiveness: Compared to other types of welded or seamless tubes, ERW tubes are more affordable due to the efficient manufacturing process.
Applications:
Automotive Industry: Used in exhaust systems, chassis, and structural components.
Construction: Employed in structural frameworks, scaffolding, and fencing.
Oil & Gas: Ideal for pipelines, drill pipes, and other high-pressure applications.
Furniture Manufacturing: Used in the production of furniture frames and other industrial products.
Mechanical Engineering: Applied in various mechanical and hydraulic systems.
Benefits:
Precision and Consistency: The ERW process ensures that each tube is uniform in size and quality, minimizing defects.
Flexibility: Customization options for length, diameter, and wall thickness to suit specific needs.
Environmental Benefits: ERW tubes are recyclable, contributing to sustainability efforts in manufacturing.
Conclusion:
ERW tubes are a versatile and reliable choice for a variety of applications across different industries. Their high strength, cost-effectiveness, and customization options make them an excellent solution for projects requiring durable and high-quality steel tubing.
Perforated straight seam welded tube is made of welding steel belt or steel plate bending in advance. It is made by sub-arc welding or electric welding. We are a custom manufacturer of perforated tubes based on your specs, needs, and project application. We roll and weld your required material and then perforate your pattern into the tubing. We can provide products for filter elements, heat exchangers, oil completion systems, food and beverage production, and airbags, as well as architectural and decorative applications.
Use - Industrial
Process - Seamless / ERW / EFW
Size Range - 1/2 to 36 NB
End Protection - Plastic Cap
Coatingm - Black / Galvanised / 3LPE / Anti Corrosion Oil / Black Japan
Density - 99.99%
Widely applied in cooling system, lubrication system and fuel system in engines and gearboxes, including cooling pipes for engine and turbocharger, fuel supply/ return pipes, oil dipstick tubes, etc.
Welded hollow tubes, ERW hollow sections, black steel square and rectangular tubes, black round pipes, pre-galvanized steel pipes, the sizes can be provided according to customer's requirement.
Drawn Over Mandrel Tubes (DOM) Drawn Over Mandrel tubes according to tubing manufacturing standards like ASTM A513 type-5 & -6 or equivalent to meet customers requirements. Drawn over Mandrel (DOM) can be an ideal choice where a high degree of dimensional accuracy is required.
DOM steel tubing is manufactured from electrical resistance welded hollows and cold drawn through a die and over a mandrel, improving surface finish, mechanical properties and dimensional accuracy of both outside and inside diameters. DOM is a high-quality, cost-effective choice for demanding applications and machined parts because of its special characteristics: Combined with reliable weld integrity, Maximum concentricity, and Minimal wall variation.
Advantages
- Improved Dimensional Accuracy
- Improved Physical Properties
- Improved Surface Finish
- Straightening, Complete Dimension, and Non-Destructive Inspection are Integral to the Process
- Lower Machine Costs
- Mass Savings in High Strength-to-Weight Ratio Applications
Standards
- ASTM A513 Type 5
- Drawn Over Mandrel (DOM)
- ASTM A513 Type 6
- Drawn-Over Mandrel Special Smooth ID (SSID DOM)
Package
1.Bundle
2.In bulk
3.Ends Protector on both sides
4.Waterproof materials wrapped or as clients requirement
Min order
1 ton or as clients requirement
Payment Terms
T/T, L/C, Western Union etc.
Deliver Time Within 7-30 days after deposit, ASAP
Application
1.Low pressure fluid(water,oil,gas and other liquid)
2.Petroleum and chemical industry
3.Stress & pressure structural parts and spare parts
6.API pipelines
7.Machine structure pipe
8.Electric power engineering etc
9.Low, medium and high pressure boiler pipes
Supply
1. Seamless steel pipe
2. ERW steel pipe
3. LSAW steel pipe
4. SSAW steel pipe
5. Oil country tubular goods
6. Pipe Fittings
Business Type Manufacture and exporter
