A131 DH40 steel plate for shipbuiling&platform.The shipbuilding steel plate grade DH40 is the high tensile strength steel.DH40 shipbuilding steel is the Hull structural steel,with it's good toughness properties, higher strength,strong corrosion-resistance,the processing properties,and welding properties.
A131 DH40 steel Chemical Composition
Grade | C | Si | Mn (min) | P | S | Cr | Mo | Ni | Cu | Cb | V |
DH40 | 0.18 | 0.10/0.50 | 0.90/1.60 | 0.035 | 0.035 | 0.20 | 0.08 | 0.40 | 0.35 | 0.02/0.05 | 0.05/0.10 |
Note: Grain refining requirements apply to still this steel grade.
Values are % by mass – maximum value unless otherwise stated
A131 DH40 steel Mechanical Properties
Grade | Re | Rm | Elongation | |
A50mm | A200mm | |||
MPa | MPa | % | % | |
DH40 | 355 | 490/620 | 22 | 19 |
A131 DH40 steel plate usual be used in ship contracture and oil platform. if you need A131 DH40 STEEL plate, please contact us!
TAG:A131 DH32 steel ,A131 DH36 steel and A131 DH40 steel
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