G17NiCrMo13-6 | 1.6781 Material Datasheet

Name: G17NiCrMo13-6 | 1.6781 Metals Materials Datasheet
Creator: Applus+
Published: 2025-04-29
Keywords: welding and joining, material description, 1.6781, producer/supplier/trade names, heat treatment, cross reference, material compliance, G17NiCrMo13-6, chemical composition, mechanical properties, toughness data (impact)

Material Standard Values

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Material Description

Material Number	Material Number (single)	Standard	Range of Application	Standard Status	Country	Predecessor	Remark
1.6781 (SEW 520 : 2017-12)	1.6781	SEW 520 : 2017-12	Supersedes SEW 520 : 1996-09	Valid	Germany	G17NiCrMo13-6	High-strength quenched and tempered cast steel used in plant and mechanical engineering, in the automotive and crane construction, in the offshore technology as well as in mining. It is suitable for fusion welding and are considered to be good weldable because they have proven in joint welded constructions.

Chemical Composition

C [%]	Cr [%]	Mn [%]	Mo [%]	Ni [%]	P [%]	S [%]	Si [%]	Source
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Mechanical Properties

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Elongation A [%]	Source	Remark
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Welding and Joining

Procedure	Welding and Joining - Evaluation	Source
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Toughness Data (Impact)

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Specimen Shape	Notch Impact Energy [J]	Source
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Heat Treatment

Heat Treatment	Step	Temperature [°C]	Medium	Source
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Cross Reference

Material Name	Country	Standard	Source
6 (IS 4899)	India	IS 4899	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
G17NiCrMo13-6	International	ISO 4991	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
A352 Grade LC2-1	USA	ASTM A352	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
LC2-1	USA	ASTM A352	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
J42215	USA	UNS	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
GS-18 NiCrMo 12 6	Germany		Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
G18NiCrMo12-6	Germany		Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename	Supplier	Source
G17NiCrMo13-6	Reinhard Tweer GmbH, Bielefeld
DUX G 6781	SCHMOLZ + BICKENBACH GUSS GmbH, Krefeld	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
G17NiCrMo13-6	voestalpine AG, Linz	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Material Compliance

REACh	RoHS
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