No.

The chemical composition of interlayer alloys (wt%)

Cr

W

Co

Al

Mo

B

Ni

1

1.0 ~ 1.5

2.5 ~ 3.2

3.0 ~ 3.7

1.5 ~ 2.2

0.5 ~ 0.7

3.2

balance

2

1.5 ~ 2.0

3.2 ~ 4.0

3.7 ~ 4.5

2.2 ~ 3.0

0.7 ~ 1.0

3.2

balance