Are you looking for an excellent supplier of S355J2H steel pipes?
S355J2H is a low-carbon manganese steel alloy known for its medium tensile strength, excellent weldability, and superior impact resistance-even in sub-zero temperatures. As a grade under the EN 10210 standard, the "J2" designation indicates certified impact performance at -20°C, while the "H" identifies it as a hollow section product, such as pipes and structural tubes. The "S" stands for structural steel, making EN 10219 S355J2H seamless pipes ideal for construction and industrial applications.
Enhanced with manganese, this carbon steel grade offers improved hardness and durability. With thicker walls compared to standard pipes, S355J2H hollow sections provide exceptional strength and reliability. Choose EN 10219 S355J2H hot finished circular hollow sections (CHS) for robust and long-lasting performance in demanding environments.
Ideal for B2B buyers seeking high-quality S355J2H pipe suppliers, distributors, and manufacturers-this grade is a top choice for structural projects requiring certified materials, excellent mechanical properties, and reliable low-temperature performance.
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DIMENSIONS AND SIZES OF EN10219 S355J2H PIPE
| DN | O. D. | W. T. | |||||||||||||||
| Inch | mm | SCH5S | SCH10S | SCH10 | SCH20 | SCH30 | SCH40 | SCH60 | SCH80 | SCH100 | SCH120 | SCH140 | SCH160 | STD | XS | XXS | |
| 50 | 2″ | 60.3 | 1.65 | 2.77 | – | – | – | 3.91 | – | 5.54 | – | – | – | 8.74 | 3.91 | 5.54 | 11.07 |
| 65 | 2 1/2″ | 73 | 2.11 | 3.05 | – | – | – | 5.16 | – | 7.01 | – | – | – | 9.53 | 5.16 | 7.01 | 14.02 |
| 80 | 3″ | 88.9 | 2.11 | 3.05 | – | – | – | 5.49 | – | 7.62 | – | – | – | 11.13 | 5.49 | 7.52 | 15.24 |
| 90 | 3 1/2″ | 101.6 | 2.11 | 3.05 | – | – | – | 5.74 | – | 8.08 | – | – | – | – | 5.74 | 8.08 | – |
| 100 | 4″ | 114.3 | 2.11 | 3.05 | – | – | – | 6.02 | – | 8.58 | – | 11.13 | – | 13.49 | 6.02 | 8.56 | 17.12 |
| 125 | 5″ | 141.3 | 2.77 | 3.4 | – | – | – | 6.55 | – | 9.53 | – | 12.7 | – | 15.88 | 6.55 | 9.53 | 18.05 |
| 150 | 6″ | 168.3 | 2.77 | 3.4 | – | – | – | 7.11 | – | 10.97 | – | 14.27 | – | 18.26 | 7.11 | 10.97 | 21.95 |
| 200 | 8″ | 219.1 | 2.77 | 3.76 | – | 6.35 | 7.04 | 8.18 | 10.31 | 12.7 | 15.09 | 18.26 | 20.62 | 23.01 | 8.18 | 12.7 | 22.23 |
| 250 | 10″ | 273.1 | 3.4 | 4.19 | – | 6.35 | 7.8 | 9.27 | 12.7 | 15.09 | 18.26 | 21.44 | 25.4 | 28.58 | 9.27 | 12.7 | 25.4 |
| 300 | 12″ | 323.9 | 3.96 | 4.57 | – | 6.35 | 8.38 | 10.31 | 14.27 | 17.48 | 21.44 | 25.4 | 28.58 | 33.32 | 9.53 | 12.7 | 25.4 |
| 350 | 14″ | 355.5 | 3.96 | 4.78 | 6.35 | 7.92 | 9.53 | 11.13 | 15.09 | 19.05 | 23.83 | 27.79 | 31.75 | 35.71 | 9.53 | 12.7 | – |
| 400 | 16″ | 406.4 | 4.19 | 4.78 | 6.35 | 7.92 | 9.53 | 12.7 | 16.66 | 21.44 | 26.19 | 30.96 | 36.53 | 40.49 | 9.53 | 12.7 | – |
| 450 | 18″ | 457.2 | 4.19 | 4.78 | 6.35 | 7.92 | 11.13 | 14.27 | 19.05 | 23.83 | 39.36 | 34.93 | 39.67 | 45.24 | – | – | – |
| 500 | 20″ | 508 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | 15.09 | 20.62 | 26.19 | 32.54 | 38.1 | 44.45 | 50.01 | – | – | – |
| 550 | 22″ | 558.8 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | – | 22.23 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | – | – | – |
| 600 | 24″ | 609.6 | 5.54 | 6.35 | 6.35 | 9.53 | 14.27 | 17.48 | 24.61 | 30.96 | 38.89 | 46.02 | 52.37 | 59.54 | – | – | – |
CHEMICAL COMPOSITION % OF STEEL S355J2H (1.0576): EN 10219
| Designation | Type of deoxidation |
Sub Grop |
C % max. Nominal thickness(mm) |
Si % max. |
Mn % max. |
P % max. |
S % max. |
N % max. |
||
| According to EN10219 | According to EN10219 | ≤40 | ＞40≤65 | |||||||
| S355J2H | 1.0576 | FF | QS | 0.22 | 0.22 | 0.55 | 1.6 | 0.03 | 0.03 | – |
1. The deoxidation methods are designated as follows:
FF-Full killed steel containing nitrogen binding elements in amounts sufficient to bind available nitrogen (e.g.min.0.020% total Al, or 0.015% soluble Al).
2. QS-quality steel.
3. It is permissible to exceed the specified values provided that for each increase of 0.001%N the P max content will be reduced by 0.005%, the N content of the ladle analysis, however, shall not be more than 0.012%
4. The max. value for nitrogen does not apply if the chemical composition shows a minimum total Al content of0.020% with a minimum AL/N ratio of 2:1, or if sufficient other N-binding elements are present. The N-binding elements shall be recorded in inspection Document.
MECHANICAL PROPERTIES FOR S355J2H NON-ALLOY STRUCTURAL STEEL
| Designation |
Minimum Yield Strength REh in N/mm2 |
Tensile Strength Rm in N/mm2 |
Minimum percentage elongation L0-5,65√S0 | Impact properties | ||||||||
| According to EN10219 | According to EN10219 | Nominal thickness in mm | Nominal thickness in mm | Longitudinal | Transverse |
Test Temperature |
Minimum average absorbed energy(J)for standard test pieces |
|||||
| ≤16 | ＞16≤40 | ＞40≤65 | ＜3 | ≥3≤65 | Nominal thickness in mm | |||||||
| ≤40 | ＞40≤65 | ≤40 | ＞40≤65 | |||||||||
| S355J2H | 1.0576 | 355 | 345 | 335 | 510-680 | 490-630 | 22 | 21 | 20 | 19 | -20 | 27 |
MANUFACTURING TOLERANCES OF EN 10219 S355J2H PIPE
| Characteristic | Round Hollow Sections | Square and Rectangular Hollow Sections |
| Outside Dimension | ± 1% with min ± 0.5mm and max ± 10mm | ± 1% with min of ± 0.5mm |
| Thickness (T) | T≤5mm: ±10% | T≤5mm: ±10% |
| T>5mm: ± 0.5mm | T>5mm: ± 0.5mm | |
| Out-of-Roundness | 2% | – |
| Convexity | – | Max .8% with min 0.5mm |
| Squareness of side | – | 90° ± 1° |
| External Corner Profile | – | T≤6mm: 1.6T to 2.4T |
| – | 6 | |
| – | T,10: 2.4T to 3.6T | |
| Twist | – | 2mm plus 0.5mm/m |
| Straightness | 0.2% of total | 0.15% of total |
| Mass | ±6% on individual length | |
INSPECTION AND TESTING OF EN 10219 S355J2H HOLLOW SECTIONS OF NON-ALLOY STEELS
EN 10219 S355J2H is tensile tested according to EN 10002-1 and Charpy impact tested according to EN 10045-1.
| Inspection Requirements | Inspection Frequency | |||
| Type of test |
Non-specific inspection |
Specific inspection | ||
|
Mandatory tests |
1 | Cast analysis |
One result per delivery item |
One per cast |
| 2 | Tensile test |
One result per delivery item |
One per test unit ( b) | |
| 3 |
Impact test for Qualities J2 and K2 only |
Not applicable | One set per test unit (b) | |
| 4 |
Surface condition and dimensions |
– | – | |
| 5 | NDT of the weld | Not applicable | All products, full length | |
|
Optional tests |
6 | Product analysis | Not applicable | One per test unit a |
| 7 |
Cast analysis additional elements |
Not applicable | See Option 1.2 | |
| 8 |
Impact test for qualities JR and J0 |
Not applicable | One set per test unit (b) | |
| b – Longitudinal or transverse samples at the discretion of the manufacturer. | ||||
Except as provided for in 10.2 for S355J2H hollow sections which are bundled, each hollow section shall be marked by suitable and durable methods such as painting, stamping, adhesive labels or attached tags with the following:
- the steel designation e.g., EN 10219-S355J2H;
- the manufacturer's name or trademark;
- in the case of specific inspection: an identification number, e.g., order number, which permits the correlation of the product or delivery unit to the related document;
- the mark of the external inspection representative (where applicable).
If the product is supplied in bundles, the mark required in EN10219 10.1 shall be on the label, which shall be firmly attached to the bundle product.
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