| Quality | S275JR |
| Category | Structural Steels |
| Regulation refernece. | EN 10025 |
| Werkstoff nr. | 1.0044 |
Description
S275JR is a very commonly used structural steel. It is general purpose steel with good weldability properties and fairly good mechanical properties; it is intended for use in all types of constructions and, in particular, in the cold manufacturing of structural elements, nuts and bolts, rivets.
Chemical composition S275JR (%)
|
C max
|
Mn
|
P
|
S
|
Si
|
Cu
|
N
|
||
|
< 16 mm
|
> 16 ≤ 40 mm
|
> 40 mm
|
max
|
max
|
max
|
max
|
max
|
max
|
|
0,21
|
0,21
|
0,22
|
1,50
|
0,035
|
0,035
|
–
|
0,55
|
0,012
|
Mechanical Properties S275JR
|
Hot rolled
(Ø of the specimen in mm) |
|||||||||||
|
≤ 3
|
> 3 ≤ 16
|
> 16 ≤ 40
|
> 40 ≤ 63
|
> 63 ≤ 80
|
> 80 ≤ 100
|
> 100 ≤ 150
|
> 150 ≤ 200
|
> 200 ≤ 250
|
> 250 ≤ 400
|
||
| Limit Yield, Reh (MPa) min |
275
|
275
|
265
|
255
|
245
|
235
|
225
|
215
|
205
|
–
|
|
| Tensile Strength Rm (MPa) |
min |
430
|
410
|
410
|
410
|
410
|
410
|
400
|
380
|
380
|
380
|
| max |
580
|
560
|
560
|
560
|
560
|
560
|
540
|
540
|
540
|
540
|
|
| Elongation A (%) min |
23
|
23
|
23
|
22
|
21
|
21
|
19
|
18
|
18
|
18
|
|
| Resilience Kv +20°C (J) min |
27
|
27
|
27
|
27
|
27
|
27
|
27
|
27
|
27
|
27
|
|
| Hardness HB | min |
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
| max |
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
|
Table matches
|
Italy (UNI)
|
Europe (EN)
|
Germany (DIN)
|
France (AFNOR)
|
United Kingdom (BS)
|
USA (AISI/SAE)
|
|
Fe430B
|
S275JR
|
St 44.2
|
E28-2
|
43 B
|
A 36
|
