Chemical Composition Base Element Co (Cobalt) C (Carbon) 2 to 4 % Co (Cobalt) 40 to 45 % Cr (Chromium) 25 to 30 % Fe (Iron) 2 to 5 % Mn (Manganese) 1 to 3 % Nb (Niobium) 3 to 8 % Ni (Nickel) 7 % (maximum) W (Tungsten) 16 to 21 % Balance [none specified] Mechanical Properties Rockwell Hardness C scale 64 Other Information Material Class Nonferrous Alloy Country USA Description Cast cobalt base alloy. Chill cast: 64 HRC; 275,000 transverse strength. For cutting tools, wear and corrosion resistant applications; good toughness and excellent abrasion resistance. Designation TANTUNG 144 Specification Type Manufacturer's Specification Specification Status Active Source Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000 Available forms Casting Similar Alloys Click here to find similar alloys Links Organizations Fansteel VR/Wesson
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Chemical Composition

Base Element

Co (Cobalt)

C (Carbon)

2 to 4

Co (Cobalt)

40 to 45

Cr (Chromium)

25 to 30

Fe (Iron)

2 to 5

Mn (Manganese)

1 to 3

Nb (Niobium)

3 to 8

Ni (Nickel)

% (maximum)

W (Tungsten)

16 to 21

Balance

[none specified]

Mechanical Properties

Rockwell Hardness C scale

Other Information

Material Class

Nonferrous Alloy

Country

USA

Description

Cast cobalt base alloy. Chill cast: 64 HRC; 275,000 transverse strength. For cutting tools, wear and corrosion resistant applications; good toughness and excellent abrasion resistance.

Designation

TANTUNG 144

Specification Type

Manufacturer's Specification

Specification Status

Active

Source

Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000

Available forms

Casting

Similar Alloys

Click here to find similar alloys

Links

Organizations

Fansteel VR/Wesson

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