DIN EN Steel Pipes

DIN EN Steel Pipes

High-quality Seamless And Precision Steel Tubes Manufactured To Din & En Standards For Diverse Industrial Uses.

Din en steel pipes offer seamless and welded solutions for high-pressure and precision applications, ensuring corrosion resistance and durability across industries.

DIN EN Steel Pipes are seamless and welded steel tubes adhering to standards like DIN EN 10216, DIN EN 10208, and DIN EN 10305, designed for high-pressure, high-temperature, and precision applications. These pipes offer exceptional corrosion resistance and durability, making them ideal for high-pressure piping in oil and gas, power generation, and automotive industries. Grades like P235GH, S235J2, and St52.0 ensure versatility across demanding environments.

Manufactured through seamless cold-drawn, hot-rolled, or welded processes, DIN EN Steel Pipes undergo heat treatment (e.g., normalizing or annealing) to optimize mechanical properties. Available in diameters from 4 mm to 610 mm and wall thicknesses from 0.5 mm to 60 mm, they meet diverse project needs. Rigorous testing, including ultrasonic, eddy current, and hydrostatic tests, ensures compliance with DIN EN standards. The carbon and alloy steel compositions enhance abrasion resistance, making them suitable for seamless steel tubes in extreme conditions.

These seamless steel tubes excel in high-pressure and precision systems due to their high tensile strength (e.g., min. 360 MPa for P235GH) and excellent corrosion resistance. Surface treatments like galvanization, varnish, or coating, and end configurations like plain, beveled, or threaded, support versatile installation in pipeline systems. Packaged in bundles or wooden boxes, they ensure secure delivery. DIN EN steel pipes are a reliable choice for engineers seeking durable precision steel tubes for critical applications.

Addressing challenges like high-pressure stress, corrosion, and dimensional precision, DIN EN Steel Pipes deliver exceptional performance, safety, and longevity. Their robust design and standardized specifications make them ideal for industrial applications requiring reliability and interchangeability.

DIN EN Steel Pipe
EN 10216 Tube
DIN 17175 Tube

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EN 10216 Series Standards

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°C Max Temperature (DIN 17175)

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mm Max OD (BS 3059-2)

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% European Standards Origin
DIN logo

DIN Standards – All You Need to Know!

Standard for seamless carbon steel boiler and superheater tubes designed for high-pressure, high-temperature service environments.

These internationally recognized standards ensure that pipes meet specific requirements for dimensions, tolerances, chemical composition, and mechanical properties, guaranteeing uniformity, interchangeability, and high performance across various industrial applications. They are widely used for conveying fluids, gases, and solids, as well as for structural purposes in demanding environments.

Key Features

Standard Compliance

Fully adheres to comprehensive DIN and EN standards, ensuring consistent quality and performance across all batches.

Versatile Applications

Suitable for construction, oil and gas, automotive, and general manufacturing industries.

Dimensional Accuracy

Manufactured with precise dimensions and tight tolerances for easy integration into complex systems.

Material Diversity

Available in various material grades including non-alloy, alloy, and stainless steel options.

Quality Assurance

Rigorous quality control including visual inspection, dimensional checks, and non-destructive testing.

Global Acceptance

Widely recognized standards facilitate international trade and project execution worldwide.

European Standards for Steel

European steel standards harmonize national systems via CEN/TC 459 (formerly ECISS) and its subcommittees, ensuring consistent technical delivery, testing, and classification across the EU.

CEN/TC 459 (ECISS)

Responsible for standardization of iron & steel products—wires, tubes, sheets, forgings—under pressure equipment directives.

National Prefixes

European standards adopt national prefixes: BS EN (UK), DIN EN (Germany), SIS EN (Sweden), etc.

Key Standards and Descriptions

  • DIN 1629:Specifies non-alloy seamless steel pipes (grades like St 37.0, St 44.0, St 52.0) for general industrial use, focusing on basic mechanical properties and structural applications.
  • DIN 17175: Covers seamless circular tubes made of non-alloy and alloy steels, widely used in pressure systems and high-temperature environments (e.g., boiler components).
  • DIN 2391: Defines cold-finished seamless precision steel tubes with strict dimensional tolerances, suitable for mechanical engineering and precision machinery.
  • DIN 2458: Refers to welded carbon steel tubes (available in black or galvanized finishes), often used for general piping with threaded or smooth ends.
  • EN 10216‑1: Non-alloy seamless tubes at room temperature (e.g. P235GH)
  • EN 10216‑2: Non-alloy/alloy seamless tubes for elevated temperatures
  • EN 10216‑3: Alloy fine-grain seamless tubes for pressure purposes
  • EN 10216‑4: Seamless tubes for low-temperature service.
  • EN 10216‑5: Stainless steel seamless tubes, produced per ISO 1127 tolerances.
  • BS EN 10216‑1:2013: Defines “seamless” as tubes without a weld seam.
  • EN 10253‑2:2021: Butt-welding fittings for carbon/alloy steel, prepared by CEN/TC 459 with AFNOR secretariat.

You can also search DIN/EN Steel Pipes as below

A curated list of long-tail keywords for DIN EN steel pipes, covering seamless and welded tubes for various applications, presented in a two-column layout.

Standards and Specifications
  • • BS 3059 Part II 360 seamless steel tube specifications
  • • BS 3059 Part II 440 boiler tube standards
  • • EN 10216-1 seamless steel pipe properties
  • • EN 10216-2 alloy steel tube elevated temperature
  • • DIN 17175 seamless steel pipe for high pressure
  • • EN 10028 P265GH pressure vessel steel specifications
  • • DIN 2391 precision seamless steel tube standards
  • • DIN 2440 medium-weight steel pipe for screwing
  • • BS EN 10216-5 stainless steel tube specifications
  • • BSP British Standard Pipe thread standards
Applications
  • • BS 3059 boiler tubes for high-pressure applications
  • • EN 10216-1 P235GH tubes for heat exchangers
  • • EN 10216-2 seamless tubes for boiler systems
  • • DIN 17175 steel pipes for high-temperature pipelines
  • • EN 10028 P265GH steel for petrochemical industry
  • • DIN 2391 seamless tubes for automotive engineering
  • • DIN 2440 steel pipes for medium-pressure air systems
  • • BS 3059 Part I 320 CFS tubes for superheaters
  • • EN 10216-3 alloy fine grain steel tube applications
  • • BSP threaded steel pipes for plumbing systems
Material and Grades
  • • BS 3059 Part II 360 carbon steel tube properties
  • • BS 3059 Part II 440 alloy steel tube grades
  • • EN 10216-1 P235GH seamless steel pipe material
  • • EN 10216-2 16Mo3 alloy steel tube properties
  • • DIN 17175 St35.8 seamless steel pipe grades
  • • EN 10028 P265GH weldable steel plate properties
  • • DIN 2391 St37 precision steel tube material
  • • DIN 2440 St33.2 seamless steel pipe zinc coating
  • • EN 10216-5 stainless steel tube grades
  • • BSP steel pipe material specifications
Manufacturing and Testing
  • • BS 3059 seamless steel tube manufacturing process
  • • EN 10216-1 seamless pipe hydrostatic testing
  • • EN 10216-2 alloy tube heat treatment requirements
  • • DIN 17175 steel pipe non-destructive testing
  • • EN 10028 P265GH steel plate welding standards
  • • DIN 2391 precision tube cold-drawn process
  • • DIN 2440 seamless steel pipe zinc coating process
  • • BS 3059 Part I 320 CFS tube testing requirements
  • • EN 10216-5 stainless steel tube quality certification
  • • BSP threaded pipe manufacturing standards
Procurement and Suppliers
  • • BS 3059 boiler tube suppliers UK
  • • EN 10216-1 P235GH seamless pipe price
  • • EN 10216-2 16Mo3 tube suppliers Europe
  • • DIN 17175 seamless steel pipe distributors
  • • EN 10028 P265GH steel plate manufacturers
  • • DIN 2391 precision steel tube stockist
  • • DIN 2440 St33.2 pipe suppliers Germany
  • • BS 3059 Part II 440 tube exporters
  • • EN 10216-5 stainless steel pipe for sale
  • • BSP threaded steel pipe bulk pricing
Dimensions and Customization
  • • BS 3059 Part II 360 tube size chart
  • • EN 10216-1 P235GH seamless pipe dimensions
  • • EN 10216-2 alloy tube wall thickness
  • • DIN 17175 seamless steel pipe custom lengths
  • • EN 10028 P265GH steel plate thickness range
  • • DIN 2391 precision tube outer diameter
  • • DIN 2440 medium-weight pipe threading sizes
  • • BS 3059 Part I 320 CFS tube standard lengths
  • • EN 10216-5 stainless steel pipe schedule chart
  • • BSP threaded steel pipe dimension tolerances

Note: DIN EN standards cover a range of seamless and welded steel pipes for various applications. For detailed specifications, refer to the relevant DIN EN standard or contact a certified supplier.

FAQ

DIN/EN steel pipes comply with German (DIN) and European (EN) standards, ensuring standardized outer diameter, wall thickness, length, and straightness—used widely in construction, oil & gas, automotive, and industrial applications.

DIN 1629 is a German standard specifying requirements for seamless circular steel tubes made of non-alloy steels. These tubes are typically used in mechanical and general engineering applications, as well as for manufacturing vessels and pipework, but are not suitable for heat treatment or high-pressure applications.

DIN 1629 covers seamless circular tubes of non-alloyed steel (grades St 37.0, St 44.0, St 52.0), used in general mechanical engineering—not for pressure or heat-treated applications.

DIN 17175 defines seamless heat-resistant steel tubes (like St35.8, St45.8, 15Mo3, 13CrMo44, 10CrMo910) for high-temperature and pressure use in boilers, pipelines, tanks, and heavy machinery.

- DIN17175 St35.8 ≈ ASTM A179
- St45.8 ≈ ASTM A210
- 15Mo3 ≈ ASTM A335 P1
- 13CrMo44 ≈ ASTM A335 P12
- 10CrMo910 ≈ ASTM A335 P22

EN 10216‑1 covers seamless non-alloy steel tubes for pressure applications (qualities TR1 & TR2). EN 10220 defines standard OD and wall thickness series, aligning with DIN 2448.

DIN 2391 is a German standard that specifies dimensions and technical delivery conditions for seamless precision steel tubes, particularly those used in mechanical and automotive engineering. These tubes are known for their high dimensional accuracy and smooth surface finish, making them suitable for applications like hydraulic and pneumatic systems.

DIN 2391 specifies seamless precision steel tubes (grades ST35, ST45, ST52), cold-finished for mechanical and automotive engineering use.

DIN 2440 covers seamless carbon-steel tubes with OD 6–125 mm, min yield 185 MPa, tensile 310 MPa. Available in plain, beveled, or threaded ends; used in oil/gas and heat exchanger lines.

DIN 2458 covers a range of welded steel pipes, defining their dimensions (outer diameter and wall thickness), material grades (like St 37.0, St 44.0, St 52.0), manufacturing processes (ERW and SAW), and other characteristics.

DIN 2458 defines welded black steel pipes (St37.2) for construction, water transport, and mechanical systems, including welded wall thickness and OD tolerances.

They’re used in heat exchangers, boilers, pressure vessels, hydraulic systems, boiler feedwater, oil/gas pipelines, structural supports, automotive shafting, and general mechanical engineering. DIN tube for Hygienic

Industrial Applications

DIN EN Steel Pipes are widely used in industries requiring high-pressure resistance, corrosion resistance, and precision for seamless and welded applications.

Oil and Gas Pipelines

Used for transporting combustible fluids, ensuring high-pressure piping reliability.

Power Generation

Employed in boilers, offering seamless steel tubes for high-temperature conditions.

Chemical Processing

Utilized for handling corrosive fluids, ensuring corrosion resistance.

Automotive Industry

Applied in precision components like fuel systems, using precision steel tubes.

Construction

Used in structural applications, offering abrasion resistance and strength.

Hydraulic Systems

Employed in high-pressure systems, ensuring seamless steel tubes reliability.

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