S355K2W STEEL PLATE UNDER EN10025-5

Source:YUSHENG

Under En 10025_5,steel plate S355K2W belongs to structural steels with improved atmospheric corrosion resistance.When user of S355K2W steel grades must make sure that his calculation,design and rolling methods are according to the material and comply with the state of theart.Comparasion of steel plate S355J2W,S355K2W has to be done low temperature impacting test with minimum 40 J energy at minus 20 centi degree.
 
Besides the following chemical elements,S355K2W shall contain at least one of the following elements: Al total ≥ 0,020 %, Nb: 0,015 - 0,060 %, V: 0,02 - 0,12 %, Ti: 0,02 - 0,10 %.
 
Chemical composition of Ladle analysis for S355K2W steel plate (Max %):
C
Si
Mn
P
S
Cr
Cu
0.16
0.50
0.50-1.50
0.030
0.030
0.40-0.80
0.25-0.55
 
 
 
 
Mechanical properties for S355K2W steel plate:
 
Yield Strength (Min Mpa)
Tensile Strength ( Mpa)
Impacting Test
t≤16
16<t≤40
40<t≤100
100<t
t≤100
100<t
J
355
345
335
295
470-630
450-600
-20
40