We are mainly engaged in marketing and processing of various specifications of coil, plate, especially section steel, round pipe, rectangular tube and square tube.
GB-T1591 Q690C Steel Plate supplier
steel sellGB-T1591 Q690C Low alloy and high strength steel plate, heavy plate and wide, heavy plate.
C
Si
Mn
P
S
Nb
V
Ti
0.18
0.60
2.00
0.030
0.11
0.12
0.20
Cr
Ni
Cu
N
Mo
B
Als min
1.00
0.80
0.015
0.30
0.004
Nominal thickness (mm)
To 16
16-40
40-63
63-80
80-
100
100-
150
150-
200
200-
250
250-
400
ReH - Minimum yield strength (MPa)
690
670
660
640
-
To 40
80-100
100-150
150-250
250-400
770-940
750-920
730-900
Min Energy Nominal thickness
Temperature ℃
0
Thickness (mm)
12-150
Notch impact test. Min. absorbed energy
55