Types and functions of gaskets

Types and functions of gaskets

There are many kinds of gaskets, which can be divided into three categories: non-metal, semi-metal and metal gaskets. (1) Non-metallic gaskets. Non-metallic gaskets are soft, corrosion-resistant and cheap, but have poor temperature and pressure resistance. It is mostly used for flange ...

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Classification and Brief Introduction of Pickling of Steel and Steel Pipes

Classification and Brief Introduction of Pickling of Steel and Steel Pipes

Definition and Classification of Steel Pipe Pickling 1. Definition of Pipe Pickling: According to a certain concentration, temperature and speed, acid is chemically removed from the surface of the steel pipe, called pickling. 2. Pickling classification of steel pipes: According to the types ...

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Processing Method and Manufacturing Process of Flat Welded Flange

Processing Method and Manufacturing Process of Flat Welded Flange

Flat welded flange is a kind of flange connected with fillet weld of container or pipeline. It belongs to arbitrary flange. According to the integrality degree of the connection between the flange ring and the straight cylinder section, the integral flange ...

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Correct installation sequence and manufacturing process of butt welding flange

Correct installation sequence and manufacturing process of butt welding flange

Butt welding flange, also known as high neck flange or large tail flange, is a type of pipe fitting. It refers to a flange with a neck and a transition of a round pipe and is welded to the pipe. The butt ...

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China’s iron ore surges in red-hot rally on supply worries

China’s iron ore prices scaled a fresh record on Monday as concerns over supply intensified, with stocks of the steelmaking ingredient at the country’s ports shrinking and investors worried about another Brazil mine dam at risk of collapsing. The most-traded ...

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Crude steel production falls 0.8% in April

Crude steel production in April dropped 0.8 percent from a year earlier to 8.65 million tons, down for the eighth consecutive month, the Japan Iron and Steel Federation said. Although problems with blast furnaces were resolved, many operators did not ...

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EU Steel Prices in Decline in May as Demand Falters

The recent negative trend in European strip mill prices continued, in May. Reduced demand from the auto sector is still undermining the steelmakers’ ambitions for increased basis values. Moreover, general activity in the marketplace is below projections for this time ...

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Shanghai steel rises on prospects of downstream demand

China’s steel futures edged up on Tuesday despite the concerns over escalating tension between the world’s top two economies, as investors expect stronger steel demand from property market. Although the costlier trade war had weighed on financial markets across countries, ...

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Could result in steel dumping into India

India Ratings and Research believes the rise in trade tensions between the US and China could lead the latter to guide its exports towards Emerging Markets. In the past, China has showcased such tendency and dumped its products at predatory ...

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US forges peace with Canada & Mexico

US President Mr Donald Trump said the US will lift 25% steel and 10% aluminum Section 232 tariffs on Canada and Mexico within 48 hours. He said “I’m pleased to announce that we’ve just reached an agreement with Canada and ...

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