External Automatic Welding-Machine-for-Oil-and-Gas-Pipeline-Contruction

Automatic Welding

What is Automatic Welding? Automatic welding (invented in 1920 by P.O. Nobel- GE USA) is a welding process that uses …

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weld cladding vs weld overlay

Weld Overlay

What is Weld Overlay? Weld Overlay is a welding process that applies a layer of weld material over the surface …

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pickling passivation of stainless steel heat tint in welding

Heat Tint in Welding

What is Heat Tint in Welding? Heat Tint in welding (also called Temper Color) is a discoloration due to oxidation …

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E7024 welding electrode E7018 rod

7024 Welding Rod

7024 Welding Rod If you’re a welder, then you know that the 7024 welding rod is one of the main …

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