Which of the following is not a type of diffusion welding?(a) Gas-pressure welding(b) Vacuum fusion welding(c) Eutectic fusion bonding(d) Eutectoid fusion weldingI have been asked this question in a national level competition.My question is taken from Solid State Welding in chapter Welding and Related Processes of Casting-Forming-Welding II

Which of the following is not a type of diffusion welding?(a) Gas-pres

1.	Which of the following is not a type of diffusion welding?(a) Gas-pressure welding(b) Vacuum fusion welding(c) Eutectic fusion bonding(d) Eutectoid fusion weldingI have been asked this question in a national level competition.My question is taken from Solid State Welding in chapter Welding and Related Processes of Casting-Forming-Welding II
Answer» Right choice is (d) Eutectoid fusion WELDING The explanation: DIFFUSION welding is has three basic techniques which are INCORPORATED by it. These three basic techniques are, GAS – pressure welding, vacuum fusion welding and eutectic fusion welding.

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