GX5CrNiCuNb16-4 | 1.4549 Material Datasheet

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Material Description

Material Number Material Name Material Number (single) Standard Standard Status Country VDA 231-106 classification Application temperature [°C]
1.4549 (WL 1.4549 : 1982-03) GX5CrNiCuNb16-4 1.4549 WL 1.4549 : 1982-03 Valid Germany 1.1.2 ≤ 300 1)
1) Remark: Precipitation hardenable cast steel (sand casting and investment casting) for high-strength and corrosion resistant castings in aerospace applications. It is weldable.

Chemical Composition

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

REACh RoHS
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Mechanical Properties

Casting Method Condition Condition Number Temperature [°C] Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Elongation A [%] Reduction of Area [%] Hardness HRC
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Physical Properties

Casting Method Young's Modulus [GPa]
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Welding and Joining

Procedure Welding and Joining - Evaluation
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Heat Treatment

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

Material Name Country Standard
FE-CM3801 Europe EN 3973 1)
FE-CM3801 Europe EN 4216 1)
17-4PH USA AMS 5342 2)
17-4PH USA AMS 5343 2)
17-4PH USA AMS 5344 2)
17-4PH USA AMS 5355 2)
17-4PH USA AMS 5398 2)
HC 106 Great Britain HC 106 2)
1.4549.4 Germany WL 1.4549
1.4549.5 Germany WL 1.4549
1.4549.6 Germany WL 1.4549
G X 4 CrNiCuNb 16 4
17/4PH
X5CrNiCuNb16-4
GX5CrNiCuNb16- 4
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
2) Source: WL 1.4549 : 1982-03

Producer/Supplier/Trade names

Tradename Supplier
17-4-PH BFG Feinguss Niederrhein GmbH, Moers 1)
Guronit GT 16/4 Carp+Hones Guss GmbH, Ennepetal 1)
G-17-4 PH Enpar Sonderwerkstoffe GmbH, Gummersbach 1)
GX5CrNiCuNb16-4 William Cook Cast Products, Sheffield 1)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach