AMS-T-21014

Class 1

Class 1

Class 2

Class 2

Composition

90W7Ni3Fe

91W6Ni3Fe

92W5Ni3Fe

93W4Ni3Fe

Density (g/cm3)

17.1±0.15

17.25±0.15

17.50±0.15

17.60±0.15

Heat Treatment

Sintering

Sintering

Sintering

Sintering

Tensile Strength (MPa)

900-1000

900-1000

900-1100

900-1100

Elongation (%)

18-29

17-27

16-26

16-24

Hardness(HRC)

24-28

25-29

25-29

26-30

AMS-T-21014

Class 3

Class 3

Class 4

Composition

95W3Ni2Fe

96W3Ni1Fe

97W2Ni1Fe

Density (g/cm3)

18.10±0.15

18.30±0.15

18.50±0.15

Heat Treatment

Sintering

Sintering

Sintering

Tensile Strength (MPa)

920-1100

920-1100

920-1100

Elongation (%)

10-22

8-20

6-13

Hardness(HRC)

27-32

28-34

28-36

Products

Normal Composition

Density(g/cm3)

UTS(N/mm2)

Hardness (HRC)

Applications

90WNIMOFE

90%W4Mo4Ni2Fe

17.25

965

34

93WNIMOFE

93%WNiFeMo

17.8

885

30

Extrusion Dies

90%WNIMOFE

90%WNiFeMo

17.3

960

32

Die Casting Tools, Extrusion Tools

86%WNIMOFE

86%WNiFeMo

16.7

1075

36

Die Casting Tools

??? ????:

90%W, 4%Ni; 4%Mo; 2%Fe

?????:

0.62lb/in3

17.25g/cm3

????:

34HRC

67HRA

???? ????:

140ksi

965Mpa

???? RT ?????? (.2%)

862Mpa

RT ??????(in 2'')

3%