Nickel, iron ore, steel lead rally as metals gather steam in second half

Metal prices have rallied since the beginning of the year — but the price rise has not been uniform. The average prices of copper and zinc rose 3-5 per cent; increase in the price of nickel, iron ore, and steel ...

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Thai steelmakers warn of job cuts as Chinese imports flood market

Thai steel industry has warned the government that thousands of workers could be laid off if it does not take any action to stem the influx of cheap Chinese imports that are expected to reach a record amount this year. ...

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Detailed explanation of heat exchanger tube sheet

Shell-and-tube heat exchangers are widely used in industrial plants. Different structures can be selected according to different operating conditions such as temperature, pressure and medium, such as fixed tubesheet heat exchangers (or fixed heat exchangers), floating-head heat exchangers, filled-tube heat ...

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China’s iron ore futures extend pullback amid supply speculation

Iron ore futures in China fell for a second straight session on Wednesday as the market awaited clarity on the magnitude of supply disruption following Vale SA’s dam closures. Steel prices also fell, with the most-active rebar contract ending lower ...

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Material selection for expansion joint of bellows compensator

The bellows compensator expansion joint is widely used in many industries. In addition to considering good compensation capacity, reliability is the key to the bellows compensator expansion joint. However, reliability is ensured through multiple links such as design and manufacturing. ...

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China iron ore rises to record on concerns over Brazilian supply

China iron ore futures rose to a record on Monday, the first session after a week-long national holiday, on concerns that supply from Brazil, the country’s second-largest ore supplier, may decline after a fatal dam accident at a Vale mine. ...

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China slowdown is weighing on steel demand

ArcelorMittal said “China, which uses about half of the world’s steel, is now expected to see a drop in demand, the first contraction since 2015. Demand in the US and Europe will grow at a slower pace this year. China’s ...

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The difference between stainless steel 304, 304L, 316, 316L

What is the meaning of “steel” and “iron”, what are the characteristics, and what is the relationship between us, 304, 304L, 316, 316L, which we usually say, and what is the difference between them? Steel: A material containing iron as ...

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2205 welding process considerations

1 The second-generation duplex stainless steel is generally called standard duplex stainless steel. Its composition is ultra-low carbon and nitrogen. Its typical composition is 22% cr + 5% ni + 0.17% n, compared with the first generation duplex stainless steel. ...

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How many valves are there? In which areas is the application?

At present, China’s valve industry has not only become the world’s number one in six: the world’s production area, the world’s first equipment level, the world’s largest production capacity, the world’s first valve production, the world’s first market demand, and ...

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