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VL D420 Material Datasheet

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Material Description

Material Number Material Name Standard Scope Standard Status Country Predecessor Successor VDA 231-106 classification
VL D420 (DNVGL-RU-SHIP-Pt2Ch2 : 2019-07) VL D420 DNVGL-RU-SHIP-Pt2Ch2 : 2019-07 NOTE! Since March 2021 DNV. Supersedes GL Code II-1-2 : Edition 2009 Replaced International GL-D420 NV D420 1.1.1 1)
1) Remark: Hot rolled extra high strength low-temperature steel for products, i.e. plates/sheets, wide flats, strips, structural sections, structural hollow sections including structural pipes, and bars, for use in the construction of hulls and other marine structures.

Chemical Composition

Al [%] C [%] Cr [%] Cu [%] Mn [%] Mo [%] N [%] Nb [%] Ni [%] P [%] S [%] Si [%] Ti [%] V [%] Remainder
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Mechanical Properties

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Specimen Direction Tensile Strength [MPa] Yield Strength [MPa] Elongation A200 [%] Elongation A [%]
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Toughness Data (Impact)

Condition Nominal Size [mm] Temperature [°C] Specimen Shape Specimen Direction Notch Impact Energy [J]
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Welding and Joining

Welding and Joining - Evaluation CEV (CE IIW) [%]
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Cross Reference

Material Name Country Standard
GL-D420 Germany Germanischer Lloyd
LR DH42 England Lloyd’s Register of Shipping (LRS)
BV D420 France Bureau Veritas (BV)
NV D420 Norway Det Norske Veritas (DNV)
PC D420 TM Russia Maritime Register of Shipping (RS)
AB DQ43 USA American Bureau of Shipping (ABS)
NV D420 Norway DNV

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