Magnetic elimination method for 304 stainless steel castings

In many cases, the casting products produced by the 304 stainless steel, which are not magnetic, will have weak magnetic properties. What is the reason for it? There are two main reasons, the first is the chemical composition of equivalent ...

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China opening may spark iron ore to become more like crude oil

In the relatively short space of the past decade the paper iron ore market has grown from virtually nothing to exceed the physical market, but now the industry is grappling with what comes next. While the growth in iron ore ...

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Development process and application industry of duplex stainless steel

The corrosion resistance of duplex stainless steel and corrosion fatigue performance is outstanding, widely used in equipment made of refining and chemical industry, salt industry and other industries in the atmospheric vacuum distillation unit and catalytic cracking and hydrocracking, continuous ...

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China steel, iron ore futures snap losing streaks

Chinese steel and iron ore futures closed higher for the first time in seven sessions on Thursday on expectation that the recent sell-off has reached its limit. The most-traded steel rebar contract, for October delivery, on the Shanghai Futures Exchange ...

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Characteristics of stainless steel welded pipe and its processing technology

Stainless steel welded pipe is also called pipe, most of which is a stainless steel tube which is made of stainless steel tape after curling the equipment. Its production and processing technology is simple and efficient, the specifications are varied ...

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India takes U.S. steel tariffs complaint to the WTO

India has launched a complaint against the United States to challenge U.S. President Donald Trump’s tariffs on steel and aluminium, a filing published by the World Trade Organization showed on Wednesday. Indian officials told Reuters last month that their government ...

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How to use the bottom welder in stainless steel pipe welding

The process of welding stainless steel pipe usually consists of three kinds of soldering, filling and cover welding. The backing welding is the most important part of the stainless steel tube welding process, which is related to the quality and ...

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China steel nears lowest price in a month on demand worries

China’s steel prices fell to their lowest in nearly a month on Tuesday, extending losses into a third session on worries about weakening demand amid strong supply in the world’s top producer of the material. Those concerns offset news that ...

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What are the factors affecting the annealing of stainless steel pipelines

In the process of demolition of old buildings, the removal of stainless steel pipeline is an area requiring special attention. This article mainly talks about the construction methods under the demolition of stainless steel pipelines. When removing the old pipelineline ...

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China’s steel mills turn to scrap as polluting industries are told to clean up their act

Steel mills in China are spending large sums on equipment that shreds cars and other junk metal for use as raw material, as government demands to make smoke-stack industries cleaner continue to reshape heavy manufacturing. Investing in scrap-processing equipment is ...

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