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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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ssaw steel pipe, welded steel pipe, spiral welded pipe

Concrete analysis of the production process steps of spiral tubes

Keywords :ssaw steel pipe, welded steel pipe, spiral welded pipe        Update : 2019-08-14        View(s) : 1130

Spiral tube production process steps (1) The spiral pipe raw material is a ribbon coil, a welding wire, and a flux. Strict physical and chemical testing is required prior to input. (2) The steel head and the tail are butt jointed, and single or double-line submerged arc wel...

stainless steel tube, ss tube, 304,316 stainless steel pipes

Chromium determines the corrosion resistance of 304 stainless steel tubes

Keywords :stainless steel tube, ss tube, 304,316 stainless steel pipes        Update : 2019-08-13        View(s) : 1159

The so-called corrosion resistance is actually anti-oxidation. As long as it is a steel product, it will react with oxygen in the atmosphere. Once it happens, it will expand continuously, and finally it will not be able to use the entire product, but we can avoid it by processing. In the case of...

ssaw steel pipe, welded steel pipe, spiral welded pipe

What is a Mill Test Certificate?

Keywords :ssaw steel pipe, welded steel pipe, spiral welded pipe        Update : 2019-08-08        View(s) : 1233

A Mill Test Certificate (MTC), or Mill Test Report (MTR), is issued by a manufacturer to certify the chemical and mechanical features of a product and its compliance to the applicable norms and technical specifications. Typically, Mill Test Certificates conform to the EN 10204 standard and are r...

flanges, flange wn, flange joint

What is a flanged joint?

Keywords :flanges, flange wn, flange joint        Update : 2019-08-07        View(s) : 1280

A flanged joint is a connection between a pipe and another piping equipment (example, another length of pipe, a valve, or a pressure vessel). Hundreds, even thousands, of flanged joints are necessary for a piping system to function. The three main components of a flanged ...

ssaw steel pipe, welded steel pipe, spiral welded pipe

Introduction to spiral tube processing and welding

Keywords :ssaw steel pipe, welded steel pipe, spiral welded pipe        Update : 2019-08-06        View(s) : 1054

Spiral tube processing and welding: Before welding, thoroughly remove the rust, oil, water, paint, etc. that are harmful to welding, and select the electrode suitable for the steel type. The spot welding time interval is shorter than the carbon steel spot welding distance, and the spiral p...

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