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NK Grade DH32,NK Grade DH32 shipbuilding steel plate,NK DH32 ship plate
Source:Xin Steel Industry Date:2012/08/01
NK Grade DH32,NK Grade DH32 shipbuilding steel plate,NK DH32 plate,NK Grade DH32 ship plate,NK Grade DH32 marine steel plate are mainly used to build vessels which are sailing in low temperature oceans.When rolling NK Grade DH32, TMCP or Normalized shall be done for heat treatment,and low temperature impacting test have to be done under minus 20 centigree.For improve the thickness-direct steel property for shipbuilding steel plate NK Grade DH32,Z-test for NK Grade DH32 is also necessary,our customers can choose three different classes,Z15,Z25 and Z35.
For preventing rusty and using directly when our customers get shipbuilding plate NK Grade DH32,we would perfer to provide primary treatment including shotting&blasting&painting and other services in our workshops.We suggestion the name of primer as E06-2 Inorganic Zinc silicate shop primer and Epoxy zinc rich primer,and the surface treatment shall be according to ISO 8501-1 Class SA2.5.
Mechanical properties for Shipbuilding steel plate NK Grade DH32:
|
Yield strength (Mpa) |
Tensile strength (Mpa) |
Steel Mark |
|
315 |
440-590 |
NK/DH32/D32 |
Chemical composition of Heat analysis for Shipbuilding steel plate NK Grade DH32 (Max %):
|
C |
Mn |
Si |
P |
S |
Al (acid) |
Nb |
|
0.18 |
0.90-1.60 |
0.50 |
0.035 |
0.035 |
≥ 0.015 |
0.02-0.05 |
|
Ti |
V |
Ni |
Cu |
Cr |
Mo |
|
|
0.02 |
0.03--0.10 |
0.40 |
0.35 |
0.20 |
0.08 |
|