Iindaba
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Uluhlu lweXabiso loMbhobho weNtsimbi owandisiweyo we-ERW 01-14-2020
I-API 5L GR.B/ASTM A53 GR.B (UMbhobho OWUSIWE WE-ERW OLUTSHILEYO) Ngaphandle kweDayamitha yoDonga Ukutyeba FOB TIANJIN Ngaphandle kweDayamitha yoDonga ukutyeba FOB TIANJIN 外径 (mm) 壁厚 (mm) 离 USD港仯仯从 离 USD港仯/TON Q235B Q345B 外径 (mm) 壁厚 (mm) Q235B Q345B 245, 273 5.0-9.28 565.67 610.31 450,...Funda ngokugqithisileyo -
Uluhlu lweXabiso loMbhobho weNtsimbi weDiameter SSAW 01-14-2020
API 5L/ASTM A53 GR.B, CARBON STEEL, SSAW STEEL PIPE FOB TIANJIN USD/TON Ngaphandle Ububanzi 外径 (mm) 219 273 324 356 406 457 508 610 711 355 5 5 5 5 5 5 5 6 5 5 5 5 5 5 5 5 5 5 6 5 6 556 556 556 556 556 561 561 561 561 壁厚 (mm) 7 556 556 556 556 556 556 556 556 561 561 561 561 ...Funda ngokugqithisileyo -
Uluhlu lweXabiso loMbhobho weNtsimbi oMncinane weDiameter 01-14-2020
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Uluhlu lweXabiso loMbhobho weNtsimbi we-LSAW oNcinci oMncinci 01-14-2020
API 5L GR.B/ASTM A53 GR.B, CARBON STEEL, LSAW Steel PIPE FOB TIANJIN Ngaphandle Diameter 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 6 68 6 6 6 8 Wall 68 6 662 667 667 Ukutyeba 9.53 636 655 662 642 647 642 647 647 壁厚 (mm) 10 636 623 629 642 647 642 647 647 12...Funda ngokugqithisileyo -
I-oyile ye-oyile yindlela yokuphila yokugcina i-oyile kunye nokusebenza
Umbhobho okhethekileyo wePetroleum usetyenziswa ikakhulu ukugrumba ioli nerhasi kunye nokuthuthwa kweoyile negesi.Ibandakanya umbhobho wokwemba i-petroleum, i-petroleum casing, kunye nombhobho wokufunxa.Umbhobho wokugrumba i-oyile usetyenziswa ikakhulu ukudibanisa ikhola yokomba kunye nesuntswana le-drill kunye nokuhambisa amandla okomba.Isingxobo se-oyile ikakhulu...Funda ngokugqithisileyo -
Ulwahlulo lwemibhobho yensimbi engenasici luvela phi?
Luvela phi ulwahlulo lwemibhobho yentsimbi engatyiwa? Kwimibhobho yentsimbi engatyiwayo, intsimbi ekwaziyo ukumelana nokudleka ngenxa yemithombo yemithombo yeendaba ebuthathaka njengomoya, umphunga, namanzi, kunye nezinto ezidla ngokutya iikhemikhali ezifana neasidi, ialkali, netyuwa. ebizwa ngokuba yintsimbi enganyangekiyo eneasidi...Funda ngokugqithisileyo