DIN 17850 Ti-4 Titanium – 1/2 Hard Grade for Superior Strength

DIN Ti4 titanium is the strongest of the four commercially unalloyed titanium grades. It is as well known for its good formability, weldability and ductility and its excellent corrosion resistance.

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Properties

General

Property	Temperature	Value	Condition	Related Standards	Shape
Density	20.0 °C	4.505 g/cm³	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire

Mechanical

Property	Temperature	Value	Condition	Related Standards	Shape	Comment
Elastic modulus	20.0 °C	108.0 GPa	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
	200.0 °C	95.0 GPa	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
	400.0 °C	81.0 GPa	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
Poisson's ratio		0.361 [-]				Typical for Pure Titanium
Shear modulus		46.0 GPa				Typical for Pure Titanium
Tensile strength	20.0 °C	690.0 MPa	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire

Thermal

Property	Temperature	Value	Condition	Related Standards	Shape	Comment
Coefficient of thermal expansion		8.400000000000001e-06 - 8.599999999999999e-06 1/K				Typical for Pure Titanium
Melting point		1670.0 °C				Typical for Pure Titanium
Specific heat capacity	20.0 °C	540.0 J/(kg·K)	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
	200.0 °C	570.0 J/(kg·K)	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
	400.0 °C	630.0 J/(kg·K)	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
Thermal conductivity	20.0 °C	20.1 W/(m·K)	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
	200.0 °C	20.1 W/(m·K)	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
	400.0 °C	20.5 W/(m·K)	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire

Electrical

Property	Temperature	Value	Condition	Related Standards	Shape
Electrical resistivity	20.0 °C	5.5e-07 Ω·m	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
	200.0 °C	8.8e-07 Ω·m	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
	400.0 °C	1.22e-06 Ω·m	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire

Chemical properties

Property	Value	Condition	Related Standards	Shape
Carbon	0.06	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
Hydrogen	0.013	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
Iron	0.3	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
Nitrogen	0.05	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
Oxygen	0.35	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire
Titanium	98.8 %	1/2 Hard	DIN 17850, WL 3.7064-1, VdTÜV WB 230-1, VdTÜV WB 230-3, DIN 17862, DIN 17864, DIN 17860	Wire

VdTÜV WB 230-3 Ti3 Grade Titanium – High-Strength, Welded Form VdTÜV Certified WB 230-3 Grade Ti4 Titanium Welded Alloy – Premium Strength & Corrosion Resistance

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