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All Steel Grades

St50-2

Steel Data Sheet

EN

E295

DIN

St50-2

SAE / AISI / ASTM

BS

AFNOR

A50-2

Equivalent Steel Grades

Material No

1.0050

Chemical Composition (%)

EN 10025 (DIN 17100)

C

Si

Mn

P

S

Cr

Ni

Mo

N

Pb

Min

Max

0.045

0.045

0.012

255

80 < t ≤ 100

265

63 < t ≤ 80

275

40 < t ≤ 63

285

16 < t ≤ 40

295

t < 16

Min

Thickness (mm)

Diameter (mm)

YIELD STRENGTH (Re) (N/mm² = MPa) 

Condition of the Sample:

Mechanical Properties

610

440

3 ≤ t ≤ 100

610

450

3 ≤ t ≤ 100

610

470

3 ≤ t ≤ 100

660

490

t < 3

Max

Min

Thickness (mm)

Diameter (mm)

TENSILE STRENGTH (Rm) (N/mm² = MPa) 

Min

Thickness (mm)

Diameter (mm)

ELONGATION (%)

20

3 < t ≤ 40

19

40 < t ≤ 63

18

63 < t ≤ 100

16

100 < t ≤ 150

15

150 < t ≤ 250

HARDNESS (HB)

+AR

+N

+A

The difference between S355J2 steel and S355JR steel is that a Charpy notch impact test has been applied.

S355J2 steel has a minimum impact energy of 27 joules (KV) at a temperature of −20 °C.

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