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EN10219 S355JR SSAW Steel Pipe
Key Words: Spiral Seam Submerged Arc Welded Steel Pipe, SAWH/HSAW Steel Pipe, HFW Steel Pipe
Raw Material (Steel Plate) Standard: EN 10025-1/-2: 2004
Steel Grade: S355JR
Pipe Standard: EN10219-1/-2: 2006
Surface: Bare finished, Oil Coating, Epoxy Coating, Liquid Painting...
Ends: Plain ends, Beveled ends, Grooved ends
Application: Widely used for fluid transportation and general structure.
Chemical composition % of steel S355JR: EN 10025-2-2004
| Nominal thickness =< 30(mm) CEV max = 0.45 |
| C | Si | Mn | P | S | N | Cu | CEV |
| max 0.24 | max 0.55 | max 1.6 | max 0.04 | max 0.04 | max 0.012 | max 0.55 | max 0.47 |
Mechanical properties of steel S355JR
| Nominal thickness (mm): | to 3 | 3 - 100 | 100 - 150 | 150 - 250 |
| Rm - Tensile strength (MPa) Flat and long products | 510-680 | 470-630 | 450-600 | 450-600 |
| Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 63 | 63 - 80 | 80 - 100 | 100 - 150 | 150 - 200 | 200 - 250 |
| ReH - Minimum yield strength (MPa) Flat and long products | 355 | 345 | 335 | 325 | 315 | 295 | 285 | 275 |
| KV - Impact energy (J) longitud., | -20° 27 |
0° 27 |
+20° 27 |
| Nominal thickness (mm): | to 1 | 1 - 1.5 | 1.5 - 2 | 2 - 2.5 | 2.5 - 3 |
| A - Min. elongation Lo = 80 mm (%) parallel, | 14 | 15 | 16 | 17 | 18 |
| Nominal thickness (mm): | 3 - 40 | 40 - 63 | 63 - 100 | 100 - 150 | 150 - 250 |
| A - Min. elongation Lo = 5,65 √ So (%) parallel, | 22 | 21 | 20 | 18 | 17 |
Equivalent grades of steel S355JR
| EU | USA | Germany | China |
| EN | - | DIN,WNr | GB |
| S355JR | A572 | St52-3 | Q345B |
| A678Gr.A | Q345C | ||
| SSGrade50 |
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