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□: EssentialEssential (1)
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Tube for conveyance of fluid
For conveying oil,gas and other fluid.
|
Standard |
Material Grade |
|
GB/T8163 |
10#,20#,Q345A,Q345B,Q345C,Q345D,Q345D,Q345E |
|
GB/T5310 |
20G, 25MnG, 15MoG, 15CrMoG, 12Cr2MoG, 12Cr1MoVG |
|
ASTM A53 |
GR.A,GR.B |
|
ASTM A106 |
GR.A,GR.B,GR.C |
|
JIS 3454 |
STPG 370,STPG 410 |
|
JIS 3455 |
1.Manufacturing process
Hot rolling process:steel billet → heating → punching → three-roller skew rolling → tube knockout → tube diameter reducing → cooling → semi-finished pipe → straightening→ Hydraulic test →UT→ labeling → warehouse entry.
Cold drawn process: Steel billet → heating → punching → head making → annealing → pickling → copper plating → cold drawing → semi-finished pipes → heat treatment → straightening → water pressure test → labeling → warehouse entry.
2.OD:33.4mm--508mm
(1"o 20")
3.WT: 2mm-50mm
4.Length: Random Length, Fixed Length, SRL,DRL
5.Surface Treatment: Oil Varnish, black anti-rust paint, hot-dip
galvanized,3PE,2PP,2PE,FBE,etc
6.Packing: Sea package,woven bags, plastic end,in bundled with lifting
belts
7.Ends Design: Beveled ,Plain,Threaded with coupling,Grooved,Square cutted
8.Special Design available according to customers requirement
9.Quality Guarantee: SGS,BV,Lloyd's,DNV,Moody,etc.
10.Cooperative Partner: Tianjin Pipe Group Corporation(TPCO),Shougang Group, Baosteel Group,Han-Steel Group,Hengyang Valin Steel Tube Co.,Ltd(HYST) and Etc
10. Project :
Oil and Natural Gas pipeline:Water Conveyance Pipeline,Airport Construction,Railway station Bridge Construction :Power Project and Etc
More details Please see the Project Part.
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