welded steel pipe articles & resources on Made-in-China.com

JFE Steel Has Developed The World's First API X80-Grade HFW Steel Pipe

Mar 4, 2014

Japanese steelmaker JFE Steel Corporation has announced that it has developed the world's first API X80-grade high-frequency-welded (HFW) steel pipe with thickness of 25.4mm. JFE Steel also announced that it has received the first two ...

Tags: Welded Steel Pipe, Mineral

Northwest Pipe Has Expanded Its Business by Acquiring Permalok Corp

Jan 7, 2014

c, a reputable leading North American welded steel pipe manufacturer has expanded its business by acquiring Permalok Corp who engages in pre-installed precision joint connection system for tubular steel construction. This joint venture ...

Tags: steel, metallurgy

Pipe Joint Producer Acquired by Northwest Pipe

Jan 3, 2014

Vancouver, Washington, US-based Northwest Pipe Company has announced that it has acquired Permalok Corporation, a fabricator of steel piping utilizing the Permalok patented interlocking pipe joining system. Permalok's interlocking pipe ...

Tags: steel pipe, metallurgy

According to The Shape of The Detection Coil Can Be Divided Into Through-Type

Dec 26, 2013

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

Welded Steel Compressive Corrosion Can Occur in a Specific Environment

Dec 16, 2013

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

American Cast Iron Pipe Will Build a New Facility to Supply Water Transmission Pipe

Nov 18, 2013

City officials in Flint, Michigan announced Wednesday that American Cast Iron Pipe Co. of Birmingham, Alabama, will build a new facility to supply water transmission pipe for the Karegnondi Water Authority at an old 400-acre site formerly ...

Tags: Cast Iron, Pipe

Latin America's Imports of Finished Steel Products Rising by 23% Year on Year

Nov 1, 2013

According to data released by the Latin America Steel Association (Alacero), Latin America's imports of finished steel products totaled 3.9 million in the first nine months of this year, rising by 23% year on year. In the given period of ...

Tags: Welded Steel Pipe, Construction, steel

Double Spiral Submerged Arc Welded Steel Tube Mill Will Be Fed Into The Strip

Oct 12, 2013

Using double-sided spiral submerged arc spiral pipe welding technology, the narrowband ( board ) volume continuous welded steel pipe. In our natural gas and other long-distance gas pipeline project has been widely used, which is our ...

Tags: ARC Welding Technology, spiral pipe

The Introduce of Thermal Expansion Pipe

Oct 9, 2013

Thermal expansion pipe is divided into seamless steel pipe and hot expanded seamless pipe, ERW high frequency by the former straight seam welded steel pipe hot expanding processing, the weld heat treatment at intermediate frequency weld ...

Tags: Pipe Welds, Machinery

China's Production of Welded Steel Pipes Rose Slightly in August

Sep 25, 2013

According to data released by the National Bureau of Statistics (NBS), China's production of welded steel pipes rose slightly from July's 4.23 million tons to 4.44 million tons in August, reflecting improved demand. In August, the daily ...

Tags: Welded Steel Pipe, Construction

Canada Will Carry on AD and CVD Duties on Carbon Steel Welded Pipe From China

Aug 22, 2013

The Canadian International Trade Tribunal (CITT) has announced the result of its expiry review concerning the dumping and subsidizing of carbon steel welded pipe from China. The CITT has found that the dumping and subsidizing of carbon ...

Tags: Welded Steel Pipe, Mineral

Taiwan's Exports of Welded Steel Pipes Were at 18,283 Tons in July

Aug 16, 2013

According to statistics of Customs, Taiwan’s exports of welded steel pipes were at 18,283 tons in July, falling by 2% from 18,739 tons in June. In July, the US was the largest importer of the Taiwanese welded steel pipes with ...

Tags: Welded Steel Pipe

Knowledge of Magnetic Particle Testing or Penetrant Testing

Aug 14, 2013

Magnetic particle testing or penetrant testing can effectively find surface cracks, folds, double skin, hairline, pinholes and other surface defects. For ferromagnetic materials, magnetic particle inspection method should be preferred, ...

Tags: Seamless Detection

Knowledge of High Frequency Pipe Weld

Jul 26, 2013

High frequency weld steel pipe weld cracking common defects, cracks, lack of fusion, cold welding, internal and external burrs, inclusion and so on. For weld cracking and crack, the actual detection of defects are strong echo, very easy to ...

Tags: Pipe Weld, Burr Identification

China's Daily Output of Welded Pipes Rise by 12% From a Month Ago

Jul 26, 2013

According to data released by the National Bureau of Statistics (NBS), China’s daily output of welded pipes averaged at 150,333 tons in June, rising by 12% from a month ago and increasing by 6% year on year. In June, the ...

Tags: Welded Pipes, Mineral

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