P355NL1 | 1.0566 Material Datasheet

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Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country Predecessor Successor VDA 231-106 classification Application temperature [°C]
1.0566 (VdTÜV WB 354-3 : 2018-12) P355NL1 1.0566 VdTÜV WB 354-3 : 2018-12 VdTÜV WB 354-3 : 2018-12 replaced by VdTÜV WB 354-3 : 2021-01 Replaced Germany TStE355 P355NL1 1.1.1 -60 - 50 1)
1) Remark: Forgings (including seamless hollow bodies, flanges and seamless rings, as well as forged bars) made of weldable fine grain structural low-temperature steel for pressure vessels according to AD 2000 W9, W12 and W13, for pressure equipment according to directive 2014/68/EU and for nuclear engineering.

Chemical Composition

Al [%] C [%] Cr [%] Cu [%] Mn [%] Mo [%] N [%] Nb [%] Ni [%] P [%] S [%] Si [%] V [%] Cr+Cu+Mo [%] Nb+V [%] Remainder
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Material Compliance

REACh RoHS
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Mechanical Properties

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Specimen Direction Tensile Strength [MPa] Yield Strength [MPa] Yield Strength (0.2% offset) [MPa] Elongation A [%]
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Physical Properties

Temperature [°C] Density [g/cm³] Young's Modulus [GPa] Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] Differential Coefficient of Thermal Expansion [10^-6*K^-1] Thermal Conductivity [W/(m*K)] Thermal Diffusivity [10^-6 m²/s] Specific Electrical Resistance [µΩm] Mean Specific Heat Capacity [kJ/(kg*K)] True Specific Heat Capacity [kJ/(kg*K)]
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Toughness Data (Impact)

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

Procedure Welding and Joining - Evaluation Nominal Size [mm] Preheating [°C] Cooling Time t8/5 [s] Holding Temperature [°C]
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Heat Treatment

Heat Treatment Step Nominal Size [mm] Temperature [°C] Holding Time [h] Medium
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Cross Reference

Material Name Country Standard
TStE 355 Germany DIN 17103
1.0566 Germany VdTUEV WB 354-3
P355NL1 Europe
A350 Grade LF6 Class 1 USA ASTM A350 1)
A350 Grade LF6 Class 1 USA ASTM A350 1)
Grade LF6 Class 1 USA ASTM A350 1)
LF6 Class 1 USA ASTM A350 1)
K12202 USA UNS 2)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
2) Source: Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008

Producer/Supplier/Trade names

Tradename Supplier
P355NL1 ArcelorMittal Distribution GmbH, Köln 1)
P355NL1 BGH Edelstahl Siegen GmbH 1)
P355NL1 Buderus Edelstahl GmbH, Wetzlar 1)
P355NL1 DIROSTAHL, Remscheid 1)
P355NL1 Rosswag GmbH, Pfinztal-Kleinsteinbach 1)
P355NL1 FOMAS S.p.A., Osnago 1)
P355NL1 Flanschenwerk Bebitz GmbH, Könnern 1)
P355NL1 Hammerwerk Erft, G. Diederichs GmbH & Co. KG, Bad Münstereifel-Arloff 1)
P355NL1 IMBACH & CIE AG, Nebikon 1)
P355NL1 KB Schmiedetechnik GmbH, Hagen 1)
P355NL1 Ringmill S.p.A., Nuova Olonio di Dubino 1)
P355NL1 Saarstahl AG, Völklingen 1)
P355NL1 Schmiedewerke Gröditz GmbH, Gröditz 1)
P355NL1 SIEPMANN-WERKE GmbH & Co. KG, Warstein 1)
P355NL1 Vallourec Deutschland GmbH, Düsseldorf 1)
P355NL1 Wildauer Schmiede- und Kurbelwellentechnik GmbH, Wildau 1)
P355NL1 voestalpine AG, Linz 1)
1) Source: VdTÜV WB 354-3 Beiblatt : 2018-12