The marine industry relies heavily on high-quality steel plates that can withstand the rigors of oceanic environments. Among the trusted grades for such applications, RINA D36 shipbuilding steel plates stand out for their exceptional properties. These grades are specifically designed to meet the strict standards of the Italian Register of Shipping (RINA) for use in various shipbuilding and offshore structures.
RINA D36 high Strength Max Chemical Composition in Tempering and Quenching
|
C % |
P % |
S % |
V % |
|||||
|
D36 |
0.180 |
0.1-0.5 |
0.90-1.6 |
0.035 |
0.035 |
0.05-0.10 |
0.015 |
0.200 |
|
|
|
|
||||||
|
0.350 |
0.080 |
0.02-0.05 |
0.400 |
0.020 |
|
|
|
Crack Sensitivity: Pcm=(C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent: Ceq=【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
RINA D36
|
D36 |
8mm-50mm |
Min 355Mpa |
490-620Mpa |
21% |
-20 |
34J |
|
51mm-70mm |
Min 355Mpa |
490-620Mpa |
21% |
-20 |
41J |
|
|
71mm-100mm |
Min 355Mpa |
490-620Mpa |
21% |
-20 |
50J |
|
The heat treatment state of RINA D36 steel plates is crucial to their performance. These grades are typically supplied in a normalized or quenched and tempered condition, depending on the specific requirements of the application. Normalized steel has improved toughness and weldability, while quenched and tempered steel offers higher strength and hardness.
Impact testing is a crucial aspect of ensuring the reliability of RINA D36 steel plates. These grades undergo rigorous impact testing at low temperatures to assess their toughness and resistance to cracking. This testing ensures that the steel plates can withstand extreme environmental conditions without compromising their structural integrity.
RINA D36 steel plates are widely used in various shipbuilding and offshore applications. They are commonly employed in the construction of hulls, decks, and other structural components of ships and offshore platforms. Their excellent strength and corrosion resistance make them suitable for use in both freshwater and marine environments.
