GB/T 16270 Q690D steel price
- Material: Carbon and alloy steel
- Desprition: GB/T 16270 Q690D steel belongs to high-strength welded structural steel. Where Q represents the yield strength, Q690D structure steel plate can be called low temperature resistant high strength steel with a yield strength of 690Mpa, and D represents the g
[email protected]
Product Description:
GB/T 16270 Q690D steel belongs to high-strength welded structural steel.
Where Q represents the yield strength, Q690D structure steel plate can be called low temperature resistant high strength steel with a yield strength of 690Mpa, and D represents the grade of the steel plate, The impact of Grade D steel plate is ﹣20 ° C.
Q690D structure steel plate chemical composition:
| C |
Si |
Mn |
P |
S |
Nb |
V |
Ti |
|
0.18 |
0.60 |
2.00 |
0.030 |
0.025 |
0.11 |
0.12 |
0.20 |
|
Cr |
Ni |
Cu |
N |
Mo |
B |
Als min |
|
|
1.00 |
0.80 |
0.80 |
0.015 |
0.30 |
0.004 |
0.015 |
|
Q690D structure steel plate mechanical property:
| Grade |
Property |
Impact test |
|||||||||
|
Q690D |
Yield Mpa (Min) |
Tensile(Mpa) |
Elongation |
Min J |
|||||||
|
Thickness (mm) |
Thickness (mm) |
Degree |
|||||||||
|
50 |
50-100 |
100-150 |
50 |
50-100 |
100-150 |
% |
0 |
-20 |
-40 |
-60 |
|
|
690 |
650 |
630 |
770-940 |
710-900 |
14 |
|
47 |
|
|
||
Q690D structure steel plate application:
Q690D structure steel plate is mainly used mechanical device and other structural elements and so on drilling machine, power shovel, electricity drive wheel counter- mine trolley, mineral product automobile, excavator, car loader.
Contact Us
- 0086-371-86151881
- 0086-371-86151927
- [email protected]
- Xicheng Science & Technology Building, High-Tech Development Zone, Zhengzhou, China
Online Consultation
-
OEM/ODM
-
Delivery guarantee
-
Service guarantee
-
Quality assurance