S355G10+M/+N

Masteel supplies S355G10 offshore grade steel in both normalised (N) and thermo-mechanically rolled (M) condition.

Produced to the euro norm standard EN10225:2001,the specification governing weldable structural steels for offshore structures, S355G10 has good tensile and yield strength.

The steel can be supplied as heavy plates or as pre-fabricated sections. Please refer to our technical information below.

Chemical Composition of S355G10+M/+N

 %
C0.12
Si0.15/0.55
Mn1.65
P0.015
S0.005
Cr0.20
Mo0.08
Ni0.7
Al0.015/0.055
Cu0.3
N0.01
Nb0.03
Ti0.025
V0.06
Nb+V0.06

Mechanical Properties of S355G10+M/+N

GradeMechanical Properties (min) unless sated     Tensile Strength Rm MPa  
Tensile StrengthNominal Thickness (mm)
Thickness (mm)Elongation A
< 100>100<16>16 <25>25 <40>40 <63>63 <100>100 <150%
S355G10+M470/630-355355345335325-22
S355G10+N470/630460/62035535534533532532022