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June 30, 2021

Definition of casing pipe

A bushing is an insulating device that carries a live conductor into electrical equipment or through walls.The former is called electrical bushing and the latter is called wall bushing.The casing structure is generally composed of three parts: conductor (guide rod), insulator and metal flange.Conductors pass through the shaft of cylindrical […]

June 24, 2021

Key steel enterprises in the middle of June steel inventory rose significantly

According to the statistical data of China Iron and Steel Association, in the middle of June 2021, the steel inventory of key iron and steel enterprises was 15.69970 million tons, an increase of 1.4673 million tons month-on-month, up 10.31%;An increase of 2.2832 million tons or 17.02% over that of the […]

June 15, 2021

Classification and application of irregular seamless steel tube

Special shaped seamless steel pipe is in addition to the round pipe other cross section shape of seamless steel pipe.According to the shape and size of the steel pipe section can be divided into equal wall thickness special-shaped seamless steel pipe (codenamed D), unequal wall thickness special-shaped seamless steel pipe […]

June 9, 2021

Long and short entanglement steel city before the festival to break the deadlock still need an opportunity

After the college entrance examination and the Dragon Boat Festival small holiday before the need to catch up on replenishment can be triggered, the recent policy news interweave, the impact of the pace of market operation is still large.In the short term, the steel city after the adjustment of profit […]

June 3, 2021

The production process of SSAW

Spiral steel pipe is a kind of spiral seam steel pipe which is made of strip steel coil as raw material, often formed by warm extrusion and welded by automatic double-wire double-side submerged arc welding process. (1) raw materials that is, strip coil, welding wire, flux.They are subjected to strict […]

May 31, 2021

Carbon peak carbon neutral Chinese steel to explore the world’s forefront

“The steel industry will play a vital role in controlling global warming.” “We should not only pay attention to whether there is overcapacity, but also whether there is enough green capacity.” “The breakthrough technology we’re talking about here is still unproven or even uninvented at this point.” … At the […]

May 26, 2021

“Crazy” steel cooling is expected to return to normal levels in June

When steel prices soar, the mills make a lot of money, but at the bottom of the stream, they lose money, and the industries associated with steel are affected to a greater or lesser extent.Steel mills say price increases are falling so fast that downstream retailers can’t keep up.Unexpected soaring […]

May 18, 2021

Material classification of oil transmission pipeline

1, carbon steel pipe The fixed oil pipeline multi-purpose carbon steel pipe, carbon steel pipe according to its manufacturing method can be divided into seamless steel pipe and welded steel pipe, seamless steel pipe is divided into hot rolled and cold drawing two, usually the carbon steel pipe is made […]

May 14, 2021

China’s steel import and export tariff adjustment, will have two aspects of impact on the international steel market

It is expected that the relatively large adjustment of import and export tariffs of Chinese steel products will have two impacts on the international steel market situation in this year: One is to reduce the supply of resources.Since the fourth quarter of last year, the world economy has recovered significantly, […]