10891166
Descrição
Mapa Mental por sebastián quispe sagardia, atualizado more than 1 year ago
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Criado por sebastián quispe sagardia
aproximadamente 7 anos atrás
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|
Non-mechanical joints 1
- Welding
- Tipes
- Plastic
- Metal
- Same Base
Metal
- Dissimilar
Materials
- Copper can be
welded to steel
- Copper can be
welded to steel
- Same Base
Metal
- Plastic
- Problems
- Discontinuity Welding
- Where joints are not
completely solid
- Where joints are not
completely solid
- Residual Stress
- This is force,
occurs:
- Weld zone
or fusion
zone
- Heat-affected zone
(HAZ)
- Weld zone
or fusion
zone
- This is force,
occurs:
- Discontinuity Welding
- Definition
- Permanently join two
pieces of material by
heating the joint
between them
- Permanently join two
pieces of material by
heating the joint
between them
- Tipes
- Coomon
Gas and
arc
welding
techniques
- Shielded
metal arc
welding
- Stricking an alectric
arc
- Workpiece and
electrode
- Workpiece and
electrode
- Consists of a welding
rod consumable coated
with a material called
flux
- Flux produced
shielding gas
- Protects the molten
metal from oxygen
- Protects the molten
metal from oxygen
- Flux produced
shielding gas
- Stricking an alectric
arc
- Gas
welding
- Torch burn
oxyfuel
- Oxygen + gas fuel
- Oxyfuel
produces
shielding gas
- Oxygen + gas fuel
- Torch burn
oxyfuel
- Gas
metal arc
welding
- Arc is
struck
- Workpiece and wire
- Shielding gas (Ar) is
blown onto weld pool
- wire acts as a
consumable and filler
- Workpiece and wire
- Arc is
struck
- Gas
tungsten
arc welding
- Arc comes from
an electrode (W)
- Shielding gas (Ar)
is blown onto the
weld pool
- Tungsten is
not-consumable
- Welding rod is used to
supply filler
- Welding rod is used to
supply filler
- Shielding gas (Ar)
is blown onto the
weld pool
- Arc comes from
an electrode (W)
- Shielded
metal arc
welding
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