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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

Hotonline: 0086-187-7406-7534 

Phone:0086-731-8873-9521  

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Development and reform commission (NDRC) voice: steel price boom is unsustainable

Keywords :        Update : 2016-11-21        View(s) : 1876

The recent domestic hong kong-listed last have obvious pull up prices. The plank product outperformed long profile products. As a result, tablet, steady rise in the price of hot rolled plate products, and doing well. But the national development and reform commission, industry coordination departm...

Difference of LSAW,ERW and SSAW

Keywords :        Update : 2016-11-20        View(s) : 1428

ERW is high-frequency resistance welding straight seam welded pipe; LSAW is submerged arc welding straight seam welded pipe; Both belong to straight seam welded pipe , but the welding process are different. So you can't say one of them on behalf of the straight seam welded pipe. More commo...

How to Detect the Quality of SSAW steel pipe

Keywords :        Update : 2016-11-20        View(s) : 1377

SSAW steel pipe factory should be done before the mechanical performance test and flattening test, and flaring test, and to achieve the standard requirements. Spiral steel pipe quality inspection method is as follows: 1, From the face of it, that is visual inspection. Visual inspection of we...

Difference between SSAW Steel Pipe and LSAW Steel Pipe on Rupture

Keywords :        Update : 2016-11-18        View(s) : 1304

For the  ssaw steel pipe , although the result of the tensile test specimens substantially independent of sampling direction, but the test results v Charpy impact specimen was closely related to the sampling direction. When sampling along the rolling direction CVN maximum value when the ve...

Difference of Fluid Pipe and Structure Steel Pipe

Keywords :        Update : 2016-11-18        View(s) : 1298

Fluid pipe is a hollow section, from the beginning to the end no weld steel pipe. With steel pipe manufacturing annular parts, can improve material utilization, simplifying the manufacturing process, material saving and processing time, such as rolling bearing ring, jack sets, at present has been w...

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