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Threeway Steel Co., Ltd

E-mail: sales@srtsteelpipe.com

Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116

Phone:0086-731-8873-9521  

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The Development Trend of The API 5L Steel Pipe

Keywords :        Update : 2017-01-01        View(s) : 2322

The energy market background, especially the construction of long distance natural gas pipeline to promote the development of API 5L steel pipe , the current market, domestic and international market demand for domestic oil and gas pipelines of about 8000000 T, the amount of annual suppl...

API 5L welded steel pipe

Keywords :        Update : 2016-12-29        View(s) : 2664

API early in 1926 released by the American Petroleum Institute (API)  API-5L   standard, initially including three steel grade A25, A, B, and later released several times. Prior to 2000, the worldwide use X70, about 40%, X65, X60 are in the 30%, a considerable number of small-c...

Lamination Defect Control Measures of SAWH Steel Pipe

Keywords :        Update : 2016-12-29        View(s) : 2469

Lamination defect control measures of  sawh steel pipe  is following below: 1, to improve the toughness of plastic tube Improve the cleanliness of molten steel, to reduce the harmful inclusions; increase the proportion of the slab crystal axis, to reduce the center segregati...

Properties of Api 5l Steel Pipe

Keywords :        Update : 2016-12-28        View(s) : 2454

Chemical Composition The composition of pipe furnished to this specification, as determined by heat analysis for pipe other than Grade X 80, shall conform to the chemical requirements specified in Table 2, except that by agreement between the purchaser and the manufacturer carbon contents ...

The Characteristics of Welded Steel Pipe Compared with SMLS Pipe

Keywords :        Update : 2016-12-28        View(s) : 1969

In general, the steel pipe can be classified into two categories: welded steel pipe and seamless steel tube. Welded steel pipe, also known as  welded pipe . It is made of steel sheet or strip steel after crimp forming weld steel pipe. The production technology of welded steel...

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