Steel Pipe Standards EN10210 EN10219 AS1163 MS SHS 15×15-600×600mm Thickness 1.0-30mm
Square Pipe Hollow Black Iron S275JR Welded Square Steel Pipe S275JR Welded Steel Pipe
Product Details
Material: Q195, Q215, Q235, Q345, etc.
Surface: Black or bright, painted or oiled
Packing: Export standard packing (bundles, seaworthy package, shipped in container)
Delivery Port: Shanghai, China
Lead Time: Within 30 days after receiving the original L/C or deposit
MOQ: 10 Tons per size
Production Capacity: 10,000MT per month
Main Markets: Europe, America, Africa, Southeast Asia
Applications
Widely used in structural applications, motorbike and automobile manufacturing, ornamental uses, medical equipment, sports equipment, and home furniture.
EN 10025 S355 Steel
S355 steel is a European standard structural steel grade according to EN 10025-2:2004, offering superior properties compared to S235 and S275 steels in yield strength and tensile strength.
S355 Steel Quality Grades
- S355JR (1.0045)
- S355J0 (1.0553)
- S355J2 (1.0577)
- S355K2 (1.0596)
Steel Grade Designation Meaning
- S: Structural steel
- 355: Minimum yield strength value for flat and long steel thickness ≤ 16mm
- JR: Minimum impact energy value of 27 J at room temperature (20°C)
- J0: Minimum impact energy value of 27 J at 0°C
- J2: Minimum impact energy value of 27 J at -20°C
- K2: Minimum impact energy value of 40 J at -20°C
Technical Data Sheets
Chemical Composition
| Standard |
Steel |
Grade |
C |
Si |
Mn |
P |
S |
Cu |
N |
Method of Deoxidation |
| EN 10025-2 |
S355 |
S355JR |
0.24 |
0.55 |
1.60 |
0.035 |
0.035 |
0.55 |
0.012 |
Rimmed steel not allowed |
| S355J0 (S355JO) |
0.20 |
0.55 |
1.60 |
0.030 |
0.030 |
0.55 |
0.012 |
|
| S355J2 |
0.20 |
0.55 |
1.60 |
0.025 |
0.025 |
0.55 |
- |
Fully killed |
| S355K2 |
0.20 |
0.55 |
1.60 |
0.025 |
0.025 |
0.55 |
- |
Fully killed |
Mechanical Properties - Yield Strength
| Steel Grade |
d ≤ 16mm |
16 < d ≤ 40mm |
40 < d ≤ 63mm |
63 < d ≤ 80mm |
80 < d ≤ 100mm |
100 < d ≤ 150mm |
150 < d ≤ 200mm |
200 < d ≤ 250mm |
| S355JR (1.0045) |
355 |
345 |
335 |
325 |
315 |
295 |
285 |
275 |
Mechanical Properties - Tensile Strength
| Steel Grade |
d < 3mm |
3 ≤ d ≤ 100mm |
100 < d ≤ 250mm |
| S355JR |
510-680 |
470-630 |
450-600 |
Mechanical Properties - Elongation
| Steel Grade |
3 ≤ d ≤ 40mm |
40 < d ≤ 63mm |
63 < d ≤ 100mm |
100 < d ≤ 150mm |
150 < d ≤ 250mm |
| S355JR |
22 |
21 |
20 |
18 |
17 |
| S355K2 |
20 |
19 |
18 |
18 |
17 |