- : 0086-21-61182423
- : 0086-21-61182425
- : [email protected]
- : Room 301,Unit 6,lane 2500,xiupu Road,Kangqiao Industrial Area,Pudong New District,Shanghai
- Performance that API 5L X52 PSL2 pipeline steel should have
- Surface Quality Requirements of EH40 Steel plate
- Excellent properties and applications of EH40 shipbuilding Steel
- Influence of gas in 50CrMo4 steel plate
- Cause of Quenching Cracks in 50CrMo4
- Factors Affecting Welding Toughness of
- Z direction performance of EH32 steel plate
- Features of AR450 wear-resistant plate
- Characteristics of NM500 wear-resistant plate
- Harm of inclusions in API 5L X42 pipeline steel
LR DH40 steel plate
LR DH40, LR DH40 steel grade, LR DH40 steel plate, LR DH40 steel sheet, LR DH40 shipbuilding steel price,LR DH40 steel supplier and manufacturer.
LR DH40 shipbuilding Steel Description:
LR DH40 steel is a kind of hot rolled high tensile strength steel. Higher-strength LR shipbuilding steel comes in 12 grades of 3 strengths, DH40 is one of the grades. The LR DH40 grade steel plates have yield strength of 56,500 psi (390 MPa), and ultimate tensile strength of 74,000 - 94,500 psi (510-650 MPa). All the LR DH40 shipbuilding Steel offered by Katalor Industry can be certificated by Lloyd’s Register of Shipping (LR).
LR DH40 Shipbuilding Steel Application:
LR 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.
LR DH40 Steel Grade Specification:
Thickness: 4 mm to 260mm,
Width: 1200mm to 4000mm
Length: 3000mm to 18000mm.
LR DH40 Shipbuilding Steel Chemical Composition:
Grade |
C % |
Si % |
Mn % |
P % |
S % |
V % |
AL % |
Cr % |
LR Grade 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 |
|
|
|
LR DH40 Grade Ship Steel Mechanical Properties:
Grade |
Thickness(mm) |
MinYield(Mpa) |
Tensile(Mpa) |
Elongation (%) |
Min Impact Energy |
|
LR Grade 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 |
Katalor Industry has many years experience in making LR DH40 steel. Katalor Industry is a very good LR DH40 steel exporter too. Our LR DH40 steel plates and steel sheets have been exported to worldwide shipyard and ship building company.If you have any needs in LR Grade DH40 steel plate price, please feel free to contact us.