The KR DH40 shipbuilding steel plates have yield strength of 56,500 psi (390 MPa), and ultimate tensile strength of 74,000 - 94,500 psi (510-650 MPa).KR DH40 shipbuilding steel plate is a kind of hot rolled high tensile strength steel. Higher-strength KR shipbuilding steel comes in 12 grades of 3 strengths, KR DH40 shipbuilding steel plate is one of the grades.
KR DH40 Shipbuilding steel plates are mainly used for making the offshore oil drilling platform, the hull of ship building and ship repairing, the platform pipe joints and other components.
| Grade |
C % |
Si % |
Mn % |
P % |
S % |
V % |
AL % |
Cr % |
|
KR DH40 |
0.180 |
0.1-0.5 |
0.90-1.6 |
0.035 |
0.035 |
0.05-0.10 |
0.015 |
0.200 |
|
Cu % |
Mo % |
Nb % |
Ni % |
Ti % |
|
|
|
|
|
0.350 |
0.080 |
0.02-0.05 |
0.400 |
0.020 |
|
|
|
| Grade |
Thickness(mm) |
MinYield(Mpa) |
Tensile(Mpa) |
Elongation (%) |
Min Impact Energy |
|
|
KR DH40 |
8mm-50mm |
Min 390Mpa |
510-650Mpa |
20% |
-20 |
34J |
|
51mm-70mm |
Min390Mpa |
510-650Mpa |
20% |
-20 |
41J |
|
|
71mm-100mm |
Min 390Mpa |
510-650Mpa |
20% |
-20 |
50J |
|
|
The min impact energy is longitudinal energy |
||||||
| Thickness |
3-150mm |
|
Width |
1220-4200mm |
|
Length |
5000-18000mm |
Notes: coil thickness ≤ 25mm
All the KR DH40 shipbuilding steel plate offered by Katalor Industry can be certificated by Korean Register of Shipping (KR).katalor have a long story on supplying KR DH40 shipbuilding steel plate. We have set up sound system on suppplying KR DH40 shipbuilding steel plate. Welcome to send inquiry of KR DH40 shipbuilding steel plate to katalor.
