K418

This alloy has been widely used in aero, ground, and marine gas turbine blades, guide vanes, and integrally cast turbines operating below 900 ℃, and is also extensively used in diesel and gasoline engine turbochargers and hot extrusion dies.

Category：

High-temperature casting alloy

Keywords：High resistance electric heating alloy | Corrosion-resistant alloy | Thermal spraying materials

Message

K418

Execution Standard: GBT14992-2005

Chemical Composition

0.08-0.16

11.5-13.5

Balance

3.8-4.8

5.5-6.4

0.5-1.0

≤1.0

0.008-0.02

0.06-0.15

1.8-2.5

≤0.5

≤0.015

≤0.01

≤0.001

≤0.0001

Physical Properties

Density	8.0 g/cm³	Hardness	HRC33-37
Melting Point	1295-1345℃	Thermal Conductivity (100℃)	10.15W/(m·℃)

Mechanical Properties

Room Temperature Tensile Properties
Test Temperature	0/Ipa	Om./Mpa		8/%	Ψ/%
20	755			3.0	-
800	755			40	6.0
Endurance Performance
Test Temperature	0/Mpa		t/(h)
750	495		≥40
800	373		≥80

K418 Product Application Areas

This alloy has been widely used in aviation, ground and marine gas turbines operating below 900 ℃ for turbine blades, guide vanes and integrally cast turbines. It is also widely used in diesel and gasoline engine turbochargers and hot extrusion dies.

K213

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