GB 16Mn low alloy high tensile structural steel
1)Application Potential:
The steel plate of 16Mn is applied to manufacture factory building, civil building and all kinds of engineering machinery in mine industry and various of civil construction, such as drilling rig, electric shovel, powered wheel tipper, mining vehicles, excavators, loaders, bulldozers, industrial blowers, various types of cranes, mining machinery and equipment,such as hydraulic support and other structural parts.
GB 16Mn low-alloy high-tensile structural steel
2) Chemical Composition and Mechanical Property:
GB 16Mn low-alloy steel Chemical Composition:
|
C% max |
Si% max |
Mn% max |
P% max |
S% max |
|
|
16Mn |
0.12-0.20 |
0.20-0.55 |
1.20-1.60 |
<=0.045 |
<=0.045 |
GB 16Mn low-alloy steel Mechanical Property:
|
16Mn |
Minimum yield strength |
Tensile strength |
Elongation in , min, %C |
|
<=16 |
345 |
510-660 |
22 |
|
>16<=25 |
325 |
490-640 |
21 |
|
>5<=36 |
315 |
470-620 |
21 |
|
>36<=50 |
295 |
470-620 |
21 |
Charpy V-Notch Impact Test Minimum Energy Values :
|
TestTemperature,°F [°C] |
TransverseSpecimens, ft·lbf [J] |
|
20 |
>=27 |