Material: Q345B, Q550D, NM360, HARDOX-500 and so on
Specification
|
material
|
Related chemical composition
|
Hardness(HB)
|
Extension (%)
|
Drag and extension intensity(N/mm2)
|
Bend intensity(N/mm2)
|
||||
|
C
|
Si
|
Mn
|
P
|
S
|
|||||
|
Q345B
|
0.18
|
0.55
|
1.40
|
0.03
|
0.03
|
163-187
|
21
|
470-660
|
345
|
|
NM360
|
0.20
|
0.30
|
1.40
|
0.02
|
0.006
|
360
|
16
|
1200
|
1020
|
|
HARDOX-500
|
0.20
|
0.70
|
1.70
|
0.025
|
0.01
|
470-500
|
8
|
1550
|
1300
|
Description
Digging of earth with hard rock, sub-hard stone and land waste, heavy work such as digging and loading of soil rock, blasted ore etc