constant-voltage arc welding power source
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- inoculant alloy
- polymorphism
- steckel mill
- ground chamotte
- ampangabeite
- lacquerware
- continuous operation
- bush,bushing
- lapped T-joint;flanged T-joint
- moisture
- roller cold pilgering mill
- austenite region
- sullage head
- continuous strip mill
- casting powder
- oxyacetylene torch
- threee-strand continuous casting machine
- mixed scrap
- fire end
- pattern metal