| 摘要 |
According to the present invention, an insert material is laid between metal beryllium and copper alloy, wherein the insert material has the minimum, solidus temperature of not lower than 870° C. to the metal beryllium and copper alloy, respectively, and a single diffusion bonding process is performed under the condition that the temperature is not lower than 850° C. and less than the minimum solidus temperature, and the pressure is 20 to 30O MPa, so that the metal beryllium, copper alloy and stainless steel can be effectively bonded without deterioration of corrosion resistance for sensitizing of the stainless steel.
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