Fusion-Welding Processes

Why is shielded metal-arc welding a commonly used
process?

fungsi elektroda pada SMAW

the functions of electrodes

the functions of electrodes coating

the functions of shielding gas

What properties are useful for a shielding gas?

What are the advantages to thermit welding

What electron-beam and are the advantages of laserbeam welding compared with arc welding?

Weld failures always occur in the fusion zone of the weld joint, since this is the part of the joint that has been melted: (a) true, (b) false?

Perbedaan electrogas welding dan electroslag welding

Metals that are easiest to weld in resistance welding are ones that have low resistivities since low resistivity assists in the flow of electrical current: (a) true, or (b)
false?

The Highest labor skill required

DC current

The most expensive cost

The cheapest cost and lowest quality

If the materials to be welded are preheated, is the likelihood for porosity increased or decreased

What is weld spatter? How can
spatter be controlled? Explain.

Jelaskan apa itu oxyfuel-gas Welding

3 tipe flames

Fungsi flux pada Oxyfuel Welding

Fungsi slag pada oxyfuel welding

Oxyfuel dapat digunakan pada banyak jenis besi dan non besi (T/F)

flames yang tidak menyebabkan perubahan kimia pada metal

flames yang menyebabkan perubahan kimia pada baja dan besi

flames yang tidak boleh diaplikasikan pada jenis logam yang dapat menyerap karbon

flames yang paling panas

Jelaskan apa itu oxyfuel welding

jenis jenis flames dipisahkan berdasarkan

oxidizing flames cocok dan tidak cocok kepada jenis logam

prosedur pada oxyfuel welding serta nama-nama komponennya