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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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Welding Technology of LSAW Steel Pipe

Keywords :        Update : 2017-01-09        View(s) : 2425

Molding method for manufacturing large diameter lsaw steel pipe are UOE molding method, a row of roll forming method (CFE), CE molding. For the vast majority of the final steps of the molding process is to conduct a post-weld tube expanding full-length, in order to improve the quality of wel...

API SPEC 5L Line Pipe

Keywords :        Update : 2017-01-08        View(s) : 2561

API SPEC 5L line pipe production process is divided into seamless steel pipe, ERW steel pipe, submerged arc welded pipe. But the main use of seamless steel pipe (the  Seamless), straight seam high frequency resistance welding steel pipe (Electric-Resistance Arc Welding, abbreviated ...

The Defects in Welded Steel Pipe Manufacturing

Keywords :        Update : 2017-01-08        View(s) : 2409

There are usually two heating products for the pipe billet of the welded steel pipe, including pre-heating and rolling tube. When manufacturing welded pipe , the  two heating products should be heated before in a given path, and it requires the use of intermediate annealing so that t...

How to weld pipe

Keywords :        Update : 2017-01-06        View(s) : 2579

First of all  welded pipe  weld clean oil, paint, water, rust, etc., and then open the groove according to the thickness, to open a large number of thick, thin it to open a small number of (angle grinder, then that is the gap of product, generally 1- 1.5 times the diameter of ...

Shinestar Group Passionately Presenting a Gift for 2017

Keywords :        Update : 2017-01-06        View(s) : 2222

New year, new begin, new dream. Before the Chinese New Year comes, Shinestar Group to have care, support the construction and development of the group of all customers, partners, employees, and friends from all walks of life, with the most cordial greetings and best wishes! Thanks for the ...

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