LR DH36 steel plate for shipbuilding is not only the high tensile strength steel but also is the Hull structural steel with good toughness properties, higher strength, strong corrosion-resistance,the processing properties,good welding properties, and so on.
LR DH36 shipbuilding steel Application range
LR DH36 steel plate is used for shipbuilding and oil platform purpose and they are approved by ABS, DNV, GL, BV, LR, NK, RINA and other classification societies. What's more, DH36 shipbuilding steel plate can be used in manufacturing the ship's hull structure.
LR DH36 shipbuilding steel supply size
Thickness: 4mm-260mm
Width: 1200mm-4000mm
Length: 3000mm-18000mm
(other plate sizes and thicknesses are available on request )
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LR DH36 high Strength Chemical Composition |
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Grade |
The Element Max (%) |
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C |
Si |
Mn |
P |
S |
Al |
N |
|
|
LR DH36 |
0.18 |
0.05 |
0.9-1.6 |
0.035 |
0.035 |
0.015 |
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|
Nb |
V |
Ti |
Cu |
Cr |
Ni |
Mo |
|
|
0.02-0.05 |
0.03-0.10 |
0.02 |
0.35 |
0.20 |
0.40 |
0.08 |
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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】%
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LR DH36 high strength property |
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Grade |
|
Mechanical Property |
Charpy V Impact Test |
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Thickness |
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
|
LR DH36 |
mm |
Min Mpa |
Mpa |
Min % |
-20 |
J |
J |
|
t≤50 |
355 |
490-630 |
21% |
24 |
34 |
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50＜t≤70 |
355 |
490-630 |
21% |
27 |
41 |
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70＜t≤100 |
355 |
490-630 |
21% |
34 |
50 |
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Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
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