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NK Grade D shipbuilding steel plate
NK Grade D, NK Grade D steel, NK Grade D shipbuilding steel plate and steel sheet,NK D marine steel plate, NK/D steel supplier and exporter
NK Grade D Shipbuilding Steel Description:
NK grade D steel is a kind of hot rolled general tensile strength steel. All the NK/D shipbuilding Steel offered by Katalor Industry can be certificated by Nippon Kaiji Kyokai (NK).The NK D grade steel plates have yield strength of 34,100 psi (235 MPa), and ultimate tensile strength of 58,000 - 75,500 psi (400-520 MPa).
NK Grade D shipbuilding Steel Application:
NK D Shipbuilding steel plates are mainly used for shipbuilding and ship repairing, the offshore oil drilling platform, the platform pipe joints and other components.
NK Grade D Steel Grade Specification:
Thickness: 4mm to 260mm,
Width: 1200mm to 4000mm
Length: 3000mm to 18000mm.
NK Grade D Shipbuilding Steel Chemical Composition Heat Analysis:
Element |
NK Grade D Max % |
Element |
NK Grade D max % |
C |
0.21 |
Ni |
- |
Mn |
0.60 |
Mo |
- |
Si |
0.1-0.35 |
Al |
- |
S |
0.035 |
Nb |
- |
P |
0.035 |
V |
- |
Cu |
- |
Ti |
- |
Cr |
- |
N |
- |
NK Grade D Ship Steel Mechanical Properties:
Grade |
Thickness |
Yield Strength |
Tensile Strength |
Elongation |
Impact Energy |
(mm) |
MPa (min) |
MPa |
% (min) |
(KV J) (min) |
|
|
|
|
|
-20 degree |
|
NK Grade D |
4-260 |
235 |
400-520 |
22 |
27J |
Note: the impact energy under less 50mm thickness
Katalor Industry has steel mill for manufacturing NK Grade D steel. Katalor Industry is a professional NK/D shipbuilding steel supplier and exporter. Katalor Industry has been in steel industry for many years and can offer every kind of shipbuilding steel plates and steel sheets to worldwide shipyard and ship building company. If you have any needs in NK grade D steel plate, please feel free to contact us.