Skip navigation

Proven to Perform

ATI Ta2.5W^™

UNS R05252

Product Documents

Product Specifications By Form

Precision Machined Components

Composition

Element	Minimum (weight %)	Maximum (weight %)	Typical (weight %)
W	2.0	3.5
Nb	0.50
Mo	0.020
O	0.015
Ti	0.010
Ni	0.010
Fe	0.010
N	0.010
C	0.010
Si	0.005
H	0.0015
Ta	Balance

Specifications

ASTM B521, B708

Sheet

Composition

Element	Minimum (weight %)	Maximum (weight %)	Typical (weight %)
W	2.0	3.5
Nb	0.50
Mo	0.020
O	0.015
Ti	0.010
Ni	0.010
Fe	0.010
N	0.010
C	0.010
Si	0.005
H	0.0015
Ta	Balance

Tensile Strength

ksi	MPa
40 min	276 min

Yield Strength

ksi	MPa
22 min - 30 max	152 min - 207 max

Elongation

20% min - 25% max

Specifications

ASTM B521, B708

Tube

Composition

Element	Minimum (weight %)	Maximum (weight %)	Typical (weight %)
W	2.0	3.5
Nb	0.50
Mo	0.020
O	0.015
Ti	0.010
Ni	0.010
Fe	0.010
N	0.010
C	0.010
Si	0.005
H	0.0015
Ta	Balance

Tensile Strength

ksi	MPa
40 min	276 min

Yield Strength

ksi	MPa
28 min	193 min

Elongation

20% min

Specifications

ASTM B521, B708

Contact

Contact

Contact ATI Online

This website uses cookies to enhance your experience and allow us to see how the site is used. While our cookies do collect location information for statistical purposes, they do not collect information that can explicitly identify you. For more information please see our Privacy Policy .