Experimental No.

Interlayer

Bonding T (˚C)

Bonding P (MPa)

Fracture location

Ultimate strength (MPa)

1

None

325

4

At interface

118.55

2

None

375

4

At base metal

129.17

3

None

425

4

At interface

139.74

4

None

475

4

At interface

150.40

5

Copper powder

325

4

At base metal

187.05

6

Copper powder

375

4

At base metal

187.49

7

Copper powder

425

4

At base metal

187.93

8

Copper powder

475

4

At base metal

188.36