These are cold-formed, non-alloy and fine-grain steel pipes, welded into structural hollow sections in accordance with the European Norm EN 10219.
Ideal for a multitude of industries, our EN 10219 pipes are perfect for construction, civil engineering, and fluid transportation applications.
Whether you’re building steel structures, installing pipelines for oil, gas, or water, or setting up process piping, power piping, or ductwork, our EN 10219 pipes are your go-to solution.
A complete set of specifications for steel pipes to meet the needs of different projects.
Sizes and other specifications can be customized to ensure that they are suitable for the project.
Production procedures follow quality control to ensure the highest standards of piping.
The inventory of pipe products is 20,000 tons, with fast turnover and on-time delivery.
| Standard | EN 10219 |
|---|---|
| Procedure | ERW |
| Dimensions | 21.3mm – 1219mm |
| 20×20-400×400mm | |
| 40×20-480×240mm | |
| Thickness | 2.0mm – 40mm |
| 3 – 18 mtrs | |
| Unit Length | 2.4 – 11.6m |
| Steel Grade | S235JRH, S355J0H, S275J0H, S355J2H, S275J2H, S355K2H |
| Surface Coating | Black lacquer coating and Hot-Dipped Zinc-Coated (Galvanized), FBE 3PE 3PP |
| End Type | Plain, Bevelled, Threaded, Grooved, Shouldered |
| Joint Method | Fitting, Flange, Coupling, Clamp, Pipe Shoulder, Welding |
| Pipe Machining | Welding, Bending, Hole Drilling, Punching, Swaging, Tapering, Flaring, Expanding |
The EN 10219 Carbon Steel Pipes from UNIASEN are available in a broad range of dimensions, giving you the freedom to choose the perfect size for your specific needs. The dimension table includes parameters like outer diameter, wall thickness, weight per unit length, and sectional area. Each dimension is precisely calibrated to meet the EN 10219 standards, ensuring that our pipes deliver optimal performance in various applications. Whether you need pipes for large-scale construction projects or smaller civil engineering tasks, our dimension table provides a comprehensive guide to help you select the right size. With UNIASEN, you get a product that fits your needs perfectly, enhancing your project’s efficiency and success.
| Outside Diameter (mm) | Nominal Dimensions Of a Limited Range Of Circular Hollow Sections (mm) | |||||||||
| 21.3 | 2.0 | 2.5 | 3.0 | – | – | – | – | – | – | – |
| 26.9 | 2.0 | 2.5 | 3.0 | – | – | – | – | – | – | – |
| 33.7 | 2.0 | 2.5 | 3.0 | – | – | – | – | – | – | – |
| 42.4 | 2.0 | 2.5 | 3.0 | 4.0 | – | – | – | – | – | – |
| 48.3 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | – | – | – | – | – |
| 60.3 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | – | – | – | – | – |
| 76.1 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | – | – | – |
| 88.9 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | – | – | – |
| 101.6 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | – | – | – |
| 114.3 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | – | – | – |
| 139.7 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | – | – | – |
| 168.3 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | – | – | – |
| 177.8 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | – | – |
| 193.7 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | – | – |
| 219.1 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | – | – |
| 244.5 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | – | – | – |
| 273.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | – | – | – |
| 323.9 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | – | – | – |
| 355.6 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | – |
| 406.4 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | – |
| 457 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | 30.0 |
| 508 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | 30.0 |
| 610 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | 30.0 |
| 711 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | 30.0 |
| 762 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | 30.0 |
| 813 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | 30.0 | – | – |
| 914 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | 30.0 | – | – |
| 1016 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | 30.0 | – | – |
| 1067 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | 30.0 | – | – | – |
| 1168 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | – | – | – | – |
| 1219 | 10.0 | 12.0 | 12.5 | 16.0 | 20.0 | 25.0 | – | – | – | – |
| Other sizes and thicknesses within the scope of this standard may be available. Outside diameters up to 2 500 mm, wall thicknesses up to 40 mm. | ||||||||||
| Specified side dimension (mm) | Nominal Dimensions Of a Limited Range Of Square Hollow Sections (mm) | ||||||||
| 20 | 2.0 | – | – | – | – | – | – | – | – |
| 25 | 2.0 | 2.5 | 3.0 | – | – | – | – | – | – |
| 30 | 2.0 | 2.5 | 3.0 | – | – | – | – | – | – |
| 40 | 2.0 | 2.5 | 3.0 | 4.0 | – | – | – | – | – |
| 50 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | – | – | – | – |
| 60 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | – | – |
| 70 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | – | – | – |
| 80 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | – | – | – |
| 90 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | – | – | – |
| 100 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 |
| 120 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 |
| 140 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | – |
| 150 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 |
| 160 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 |
| 180 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 |
| 200 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 |
| 220 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – |
| 250 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – |
| 260 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – | – |
| 300 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – | – |
| 350 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – | – | – | – |
| 400 | 10.0 | 12.0 | 12.5 | 16.0 | – | – | – | – | – |
| Other sizes and thicknesses within the scope of this standard may be available. Outside dimensions up to 500 mm × 500 mm, wall thicknesses up to 40 mm. | |||||||||
| Specified Side Dimensions (mm) | Nominal Dimensions Of a Limited Range Of Square Hollow Sections (mm) | ||||||||
| 40 | 20 | 2.0 | 2.5 | 3.0 | – | – | – | – | – |
| 50 | 30 | 2.0 | 2.5 | 3.0 | 4.0 | – | – | – | – |
| 60 | 40 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | – | – | – |
| 70 | 50 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | – | – | – |
| 80 | 40 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | – | – | – |
| 80 | 60 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | – | – | – |
| 90 | 50 | 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | – | – | – |
| 100 | 40 | 2.5 | 3.0 | 4.0 | 5.0 | – | – | – | – |
| 100 | 50 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | – | – |
| 100 | 60 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | – | – |
| 100 | 80 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | – | – |
| 120 | 60 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | – |
| 120 | 80 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | – | – |
| 140 | 80 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | – | – | – |
| 150 | 100 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 |
| 160 | 80 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 |
| 180 | 100 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 |
| 200 | 100 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 |
| 200 | 120 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 |
| 250 | 150 | 5.0 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 |
| 260 | 180 | 5.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – |
| 300 | 100 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – |
| 300 | 150 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – |
| 300 | 200 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – |
| 300 | 250 | 6.0 | 6.3 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – |
| 400 | 200 | 8.0 | 12.5 | 16.0 | – | – | – | – | – |
| 400 | 300 | 8.0 | 10.0 | 12.0 | 12.5 | 16.0 | – | – | – |
| Other sizes and thicknesses within the scope of this standard may be available. Outside dimensions up to 500 mm × 300 mm, wall thicknesses up to 40 mm | |||||||||
The chemical composition of our EN 10219 Carbon Steel Pipes is strictly regulated to meet the stringent requirements of the EN 10219 standards. This includes the careful control of elements like carbon, manganese, silicon, phosphorous, and sulfur. The chemical composition is crucial in determining the pipe’s strength, ductility, and resistance to corrosion, ensuring that our pipes can withstand the toughest conditions. With UNIASEN, you get a product that is chemically sound, offering you the durability and reliability you need for your projects.
| Chemical Composition — Cast Analyses For Product Thicknesses ≤40 Mm, Feedstock Condition N a | |||||||||||||||||
| Steel grade | Type of deoxidation b | Classification c | % by mass | ||||||||||||||
| Steel name | Steel number | C max. | Si max. | Mn | P max. | S max. | Nb max. | V max. | Al total d min. | Ti max. | Cr max. | Ni max. | Mo max. | Cu e max. | N max. | ||
| S275NH | 1.0493 | GF | QS | 0.20 | 0.40 | 0.50- 1.40 | 0.035 | 0.030 | 0.050 | 0.05 | 0.020 | 0.03 | 0.30 | 0.30 | 0.10 | 0.35 | 0.015 |
| S275NLH | 1.0497 | 0.030 | 0.025 | ||||||||||||||
| S355NH | 1.0539 | GF | QS | 0.20 | 0.50 | 0.90- 1.65 | 0.035 | 0.030 | 0.050 | 0.12 | 0.020 | 0.03 | 0.30 | 0.50 | 0.10 | 0.35 | 0.015 |
| S355NLH | 1.0549 | 0.18 | 0.030 | 0.025 | |||||||||||||
| S460NH | 1.8953 | GF | SS | 0.20 | 0.60 | 1.00- 1.70 | 0.035 | 0.030 | 0.050 | 0.20 | 0.020 | 0.03 | 0.30 | 0.80 | 0.10 | 0.70 | 0.025 |
| S460NLH | 1.8956 | 0.030 | 0.025 | ||||||||||||||
| a See 6.3. b The deoxidation method is designated as follows: GF = Fully killed steel containing nitrogen binding elements in amounts sufficient to bind the available nitrogen and having a fine grained structure. c QS = quality steel; SS = special steel. d If sufficient N-binding elements are present, the minimum total Al content does not apply. e If the copper content is greater than 0.30 % then the nickel content shall be at least half of the copper content. | |||||||||||||||||
| Chemical Composition – Cast Analysis For Product Thicknesses ≤ 40 Mm, Feedstock Condition M a | |||||||||||||||
| Steel Grade | Type of Deoxidation b | Classification c | % by Mass | ||||||||||||
| Steel Name | Steel Number | C max. | Si max. | Mn max. | P max. | S max. | Nb max. | V max. | Al total d min. | Ti max. | Ni max. | Mo e max. | N max. | ||
| S275MH | 1.8843 | GF | SS | 0,13 | 0,50 | 1,50 | 0,035 | 0,030 | 0,050 | 0,08 | 0,020 | 0,050 | 0,30 | 0,20 | 0,020 |
| S275MLH | 1.8844 | 0,030 | 0,025 | ||||||||||||
| S355MH | 1.8845 | GF | SS | 0,14 | 0,50 | 1,50 | 0,035 | 0,030 | 0,050 | 0,10 | 0,020 | 0,050 | 0,30 | 0,20 | 0,020 |
| S355MLH | 1.8846 | 0,030 | 0,025 | ||||||||||||
| S420MH | 1.8847 | GF | SS | 0,16 | 0,50 | 1,70 | 0,035 | 0,030 | 0,050 | 0,12 | 0,020 | 0,050 | 0,30 | 0,20 | 0,020 |
| S420MLH | 1.8848 | 0,030 | 0,025 | ||||||||||||
| S460MH | 1.8849 | GF | SS | 0,16 | 0,60 | 1,70 | 0,035 | 0,030 | 0,050 | 0,12 | 0,020 | 0,050 | 0,30 | 0,20 | 0,025 |
| S460MLH | 1.885 | 0,030 | 0,025 | ||||||||||||
| a See 6.3. b The deoxidation method is designated as follows: GF = Fully killed steel containing nitrogen binding elements in amounts sufficient to bind the available nitrogen and having a fine grained structure. c SS = special steel. d If sufficient N-binding elements are present, the minimum total Al content does not apply. e The total sum of Cr, Cu and Mo shall not be higher than 0,60 %. | |||||||||||||||
| Maximum Carbon Equivalent Value Based On Cast Analysis | ||
| Steel Grade | Maximum CEV for Nominal Thicknesses ≤ 40 mm % | |
| Steel Name | Steel Number | – |
| S275NH S275NLH | 1.0493 1.0497 | 0.40 |
| S275MH S275MLH | 1.8843 1.8844 | 0.34 |
| S355NH S355NLH | 1.0539 1.0549 | 0.43 |
| S355MH S355MLH | 1.8845 1.8846 | 0.39 |
| S420MH S420MLH | 1.8847 1.8848 | 0.43 |
| S460NH S460NLH | 1.8953 1.8956 | 0.53 |
| S460MH S460MLH | 1.8849 1.8850 | 0.46 |
The EN 10219 Carbon Steel Pipes from UNIASEN are designed to meet the rigorous mechanical requirements of the EN 10219 standards. This includes parameters like yield strength, tensile strength, elongation, and impact strength. These mechanical properties ensure that our pipes can withstand high pressure, resist deformation, and maintain their structural integrity under various conditions. With UNIASEN, you get a product that is mechanically robust, ensuring the longevity and success of your projects.
| Mechanical Properties Of Hollow Sections In Thicknesses ≤ 40 Mm — Feedstock Material Condition N | |||||||
| Steel Grade | Minimum Yield Strength ReH MPa | Tensile Strength Rm MPa | Minimum Elongation A a b % | Minimum Impact Energy KV c J | |||
| Steel Name | Steel Number | ||||||
| Specified Thickness mm | Specified Thickness mm | Specified Thickness mm | at Test Temperature of | ||||
| ≤ 16 | > 16 ≤ 40 | ≤ 40 | ≤ 40 | -50 °C | -20 °C | ||
| S275NH | 1.0493 | 275 | 265 | 370-510 | 24 | – | 40 d |
| S275NLH | 1.0497 | 27 | – | ||||
| S355NH | 1.0539 | 355 | 345 | 470-630 | 22 | – | 40 d |
| S355NLH | 1.0549 | 27 | – | ||||
| S460NH | 1.8953 | 460 | 440 | 540-720 | 17 | – | 40 d |
| S460NLH | 1.8956 | 27 | – | ||||
| a For section sizes D/T < 15 (circular) and (B+H)/2T < 12,5 (square and rectangular) the minimum elongation is reduced by 2. b For thicknesses < 3 mm see 9.2.2. c For impact properties for reduced section test pieces see 6.7.2. d This value corresponds to 27J at –30 °C (see EN 1993-1-1). | |||||||
| Mechanical Properties Of Hollow Sections In Thicknesses ≤ 40 Mm — Feedstock Material Condition M | ||||||||||
| Steel Grade | Minimum Yield Strength ReH MPa | Tensile Strength Rm MPa | Minimum Elongation A a b % | Minimum Impact Energy KV c J | ||||||
| Steel Name | Steel Number | |||||||||
| Specified Thickness mm | Specified Thickness mm | Specified Thickness mm | at Test Temperature of | |||||||
| ≤ 16 | > 16 ≤ 40 | ≤ 40 | ≤ 40 | -50 °C | -20 °C | |||||
| S275MH | 1.8843 | 275 | 265 | 360-510 | 24 | – | 40 d | |||
| S275MLH | 1.8844 | 27 | – | |||||||
| S355MH | 1.8845 | 355 | 345 | 450-610 | 22 | – | 40 d | |||
| S355MLH | 1.8846 | 27 | – | |||||||
| S420MH | 1.8847 | 420 | 400 | 500-660 | 19 | – | 40 d | |||
| S420MLH | 1.8848 | 27 | – | |||||||
| S460MH | 1.8849 | 460 | 440 | 530-720 | 17 | – | 40 d | |||
| S460MLH | 1.8850 | 27 | – | |||||||
| a For section sizes D/T < 15 (circular) and (B+H)/2T < 12,5 (square and rectangular) the minimum elongation is reduced by 2. b For thicknesses < 3 mm see 9.2.2. c For impact properties for reduced section test pieces see 6.7.2. d This value corresponds to 27J at –30 °C (see EN 1993-1-1). | ||||||||||
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