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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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Technical specifications of oil casing

Keywords :        Update : 2015-11-16        View(s) : 2307

1) Domestic oil casing adopt SY/T6194-96 standard, and random length from 8m-13m. And length under 6m is available, quantity is low than 20%. 2) No folding, hairline, delamination, crack, rolling and scarring on the surface both outside and inside. All the flaw should be cleaned. And...

Large diameter steel pipe

Keywords :        Update : 2015-11-15        View(s) : 2199

Large diameter steel pipe generally refers to OD over 500 mm diameter straight seam steel pipe, for now the biggest diameter can reach 2020 mm, single seam weld maximum diameter is 1220 mm. Standard Domestic usually adopt GB/T3091-2008、GB/T9711.1-1997、API 5L standard 。 General materi...

Main characters of LSAW steel pipe

Keywords :        Update : 2015-11-12        View(s) : 2424

1) Pipes have a longitudinal weld, internal and external weld both adopts a submerged arc welding. 2) With the whole mechanical expanding processing, stress in the internal of steel pipe is small and uniform distribution, which can effectively prevent stress corrosion cracking, and high dimensiona...

Property of Seamless Steel Pipe

Keywords :        Update : 2015-11-11        View(s) : 2843

Property 1.1 According to the supplying of mechanism performances about the domestic seamless steel pipe, common carbon steel as per the A class of GB/T700-88( content S ≤0.050% and P≤0.045% should be guaranteed), and mechanical property should conform to GB8162-87 1.2 Hydrostatic test must ba...

US Raw Steel production plummets by nearly 13% to 1,618,000 net tons

Keywords :        Update : 2015-11-10        View(s) : 307

 United States domestic raw steel production plummeted by nearly 13% to 1,618,000 net tons during the week ended November 7, 2015, while the capability utilization rate was 67.7 percent, as per the latest figures released by the American Iron and Steel Institute (AISI). According to AISI, ...

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