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: 410116Phone:0086-731-8873-9521
Keywords : Update : 2017-01-08 View(s) : 2526
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 ...
Keywords : Update : 2017-01-08 View(s) : 2375
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...
Keywords : Update : 2017-01-06 View(s) : 2545
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 ...
Keywords : Update : 2017-01-06 View(s) : 2195
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 ...
Keywords : Update : 2017-01-05 View(s) : 2371
Cold expanded of large diameter straight welded pipe is a use of hydraulic or mechanical means urging the steel pipe from the steel wall along the radially outward dilatation pressure molding process. Mechanical than hydraulic mode, the device is simple and more efficie...