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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 Stocklist New Quotation on January 11th, 2017

Keywords :        Update : 2017-01-10        View(s) : 2412

Item  Des Standard Material Size Quantity Remark FOB CHINA Dia(mm) T...

Handling Vehicle Requirements of SAWH Steel Pipe

Keywords :        Update : 2017-01-09        View(s) : 2343

Handling vehicle requirements of sawh steel pipe : 1, State regulations spiral steel pipe bulk manner. If the client requests balers can consider, as appropriate, but must 159MM diameter to 500mm between the bale packaging material strip and fastened, each should be twisted into at least two,...

Welding Technology of LSAW Steel Pipe

Keywords :        Update : 2017-01-09        View(s) : 2374

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) : 2511

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) : 2357

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...

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