Steel austenitic state from the cooling process is the key process of heat treatment, because ultimately depend on the performance of the steel cooling transformation of austenite after, so what kind of cool way to get what the organization ...
Tags: steel pipe
Detection principle is based on the excitation coil that generates eddy currents within the conductive member, the amount of change measured by the detection coil eddy current, to obtain information about the defect member. According to the ...
Tags: excitation coil, magnetic field
In recent years, with the rapid development of the world economy, more and more steel is used in ports, marine engineering and municipal engineering. In order to effectively control pipe corrosion, extend the life of steel, to ensure the ...
Anticorrosive coating rule table, the rule of law cathode. But once the anti-corrosion coating is damaged, exposed iron part will accelerate localized corrosion. Therefore, anti-corrosion coating and cathodic protection is relative to the ...
Tags: Spiral Steel Pipe, Construction
Spiral steel pipe seam weld porosity affects not only dense, causing pipeline leak, which will become a point of corrosion-induced, severely reducing weld strength and toughness. Weld porosity factors are: the flux of water, dirt, iron ...
Tags: Weld Porosity
Used in oil and gas transmission pipe, often referred toughness is the Charpy V-notch impact energy test, or sample the plastic fracture morphology percentage share of the entire sample to measure the fracture area. Charpy absorbed energy ...
Mexican steel producer Industrias CH (ICH) announced this week that it has $611 million in cash available to make acquisitions next year. Sources close to the firm said that increased operations would materialize in the short term, ...
Tags: steel, metallurgy
On December 17, Zhenjiang Province-based Chinese stainless steel pipe and tube producer Zhejiang JIULI Hi-tech Metals Co. (JIULI Hi-tech Metals, formerly known as Jiuli Stainless Steel Pipe Co.), a listed subsidiary of Zhejiang JIULI Group ...
Tags: steel, metallurgy
Welded steel compressive corrosion can occur only in a specific environment, it also has the following characteristics: firstly, the presence of only the stress (tensile stress in particular) is to stress corrosion cracking. This stress can ...
Tags: Weld Heat Treatment, Welded steel
On December 4, Sichuan Province-based steelmaker Panzhihua Iron and Steel Group (Pangang Group) announced that its subsidiary Sichuan-based Chinese steel producer Chengdu Steel & Vanadium Co.'s 650 mm x 45 mm 34CrMo4 cylinder steel pipe has ...
Tags: Panzhihua Iron and Steel Group, Chengdu Steel&Vanadium, 34CrMo4
Belarus-based Byelorussian Steel Works (BMZ) has stated that in October this year its crude steel production declined by 44.5 percent year on year to 131,274 mt, while its finished steel product output decreased by 32.1 percent year on year ...
Tags: steel production, BMZ, crude steel, output, export, finished steel
In the January-November period of the current year, Ukrainian companies produced 1.501 million mt of steel pipes, down 22 percent compared to the same period last year, according to the figures issued by Ukraine's Cabinet of Ministers. In ...
Tags: Steel Pipe, Output Down, Ukrainian
The US Department of Commerce (DOC) announced Friday the final results of its administrative review of the antidumping (AD) order on circular welded carbon steel pipe and tube (standard pipe) from Taiwan. The review covered one company ...
Tags: antidumping, Taiwan
Turkey's steel pipe exports totaled 3.11 million tons in the January-October period, rising by 3.11%year on year, according to the Turkish Steel Pipe Manufacturers Association (CEBID). Meanwhile, the country's export values generated by ...
Tags: Steel Pipe, Construction
According to the statistics provided by the Turkish Steel Pipe Manufacturers Association (CEBID), in the first 10 months of this year Turkey's steel pipe exports rose by 3.11 percent to 1.56 million mt, with the value of these exports ...