Iindaba
-
API 5L/ASTM A53 GR.B, CARBON STEEL, SSAW STEEL PIP
API 5L/ASTM A53 GR.B, CARBON STEEL, SSAW Steel PIPE FOB TIANJIN USD/TON Ngaphandle Diameter 外径 (mm) 219 273 324 356 406 457 508 610 711 3ll6 760 4 Thick6 4 604 0 640 640 640 640 640 640 640 640 640 壁厚 (mm) 7 640 640 640 640 640 640 640 640 640 640 640 640 8 640 ...Funda ngokugqithisileyo -
I-API 5L/ASTM A53 GR.B (Umbhobho weNtsimbi we-ERW oDayamitha omncinci)
API 5L/ASTM A53 GR.B (Idayamitha encinci ERW Umbhobho wentsimbi) Umphandle weDiameter yoDonga Ukutyeba FOB TIANJIN Ngaphandle kweDayamitha yoDonga Ukutyeba FOB TIANJIN 外径 (mm) 壁厚 (mm) 离渁价 USD/TON 外径(mm) 离港价 USD/TON 33.4 (1″) 2.1-2.4 616.76 Φ133 3.0-5.75 594.86 2.5-3.25 598.73 6.0-...Funda ngokugqithisileyo -
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe)
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe) Ngaphandle kweDiameter yoDonga Ukutyeba FOB TIANJIN Ngaphandle kweDayamitha yoDonga Ukutyeba FOB TIANJIN 外径 (mm) 壁厚 (mm) 离渁价 USD/TON 径(mm) 离港价 USD/TON 219、245 5.0-11.75 611.50 462 5.75-11.75 609.03 273 5.0-11.75 611.50 12.5-13...Funda ngokugqithisileyo -
I-API 5L GR.B/ASTM A53 GR.B (UMbhobho OSHISA WANDISIWE WE-ERW Steel)
API 5L GR.B/ASTM A53 GR.B (UMbhobho OWUSIWE WE-ERW OTSHILEYO) Ngaphandle kweDayamitha yoDonga Ukutyeba FOB TIANJIN Ngaphandle kweDayamitha yoDonga Ukutyeba FOB TIANJIN 外径 (mm) 壁厚 (mm) 离 USD渄TON ) 壁厚 (mm) 离港价 USD/TON 245, 273 5.0-9.28 658.77 450, 457, 508, 530 6.5-11.98 679.94 9.4...Funda ngokugqithisileyo -
Ukufunyanwa koqhekeko
Iintanda ze-weld kwinqanawa yoxinzelelo ubukhulu becala zezokwaphuka okulibaziseka okubandayo kwaye usasazo lubanzi kakhulu.Kwinkqubo yokwenziwa kwenqanawa yoxinzelelo kunye nekhampani yentsimi ngokuqwalaselwa okukhethekileyo, kodwa ngenxa “yokulibaziseka” kwayo, phantsi kwesenzo soxinzelelo lokuthintela, ngokufuthi ewe...Funda ngokugqithisileyo -
I-Coefficient yokwandiswa kombhobho wentsimbi echanekileyo
I-coefficient yokwandiswa kombhobho wentsimbi echanekileyo Khangela indlela enokusetyenziswa kwisithando somlilo esinesepha amanzi okusula umngxuma ngamnye odibeneyo, ukubona ukuba kuqhutywe igesi;iindawo apho irhasi inokuthi ingene kwityhubhu yesithando somlilo kwaye ibeke ityhubhu endaweni, le ndawo itywina iyinxalenye...Funda ngokugqithisileyo