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NK class Grade E/D/B/A naval plate materials
Source:Xin Steel Industry Date:2015/06/03
NK class Grade E/D/B/A naval plate materials
Steel Grade:NK Grade A,NK Grade B,NK Grade D,NK Grade E
Relative steel grades: NK/A,NK/B,NK/D,NK/E,NK/A32,NK/A36,NK/A40,
NK/D32,NK/D36,NK/D40,NK/E32,NK/E36,NK/E40,NK/F32,NK/F36,NK/F40
Main application:Used primarily in structural applications in marine and shipping industry for barges,ships,small vessels,support structures and various type of equipment with NK (Nippon Kaiji Kyokai) certificate.
Rolling range: Thickness*Width*Length 3-450mm*1500-4200mm*5000-18000mm
Surface Treatment: Coated,Shop primer painting
Test: Low temperature impacting test,Ultrasonic examination,Normalized,Z-TEST,Z15,Z25,Z35.
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►Mechnical property for NK Grade E shipbuilding structual steel:
|
Yield strength (≥Mpa) |
Tensile strength (Mpa) |
Elongation in ≥,% | |
|
235 |
400-520 |
200mm |
50mm |
|
21 |
24 | ||
►Chemical composition for NK Grade E ship steel (Heat Analysis Max%)
|
Main chemical elements composition of NK Grade E | ||||
|
C |
Si |
Mn |
P |
S |
|
0.18 |
0.10-0.35 |
0.70 |
0.035 |
0.035 |
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