Iindaba
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I-API 5L/ASTM A53 GR.B (Umbhobho weNtsimbi we-ERW oDayamitha omncinci)
API 5L/ASTM A53 GR.B (Umbhobho wentsimbi oMncinci weDiameter ERW) 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 外径(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 OYANDISIWE WE-ERW Steel) 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 yamanzi ukuze kucinywe ingxuma nganye edibeneyo, ukubona ukuba kuqhutywe irhasi;iindawo apho irhasi inokuthi ingene kwityhubhu yesithando somlilo kwaye ibeke ityhubhu endaweni, le ndawo itywina iyinxalenye...Funda ngokugqithisileyo -
Ikhabhoni ephantsi yentsimbi weld amandla
Ngenxa yokuba intsimbi ephantsi yekhabhoni inomxholo ophantsi wekhabhoni, i-manganese, umxholo we-silicon nawo uncinci, ngoko ke, phantsi kweemeko eziqhelekileyo aziyi kufakwa kwi-welded ukuvelisa izicubu ezinzima okanye isakhiwo esicinyiweyo.Ikhabhoni ephantsi yentsimbi yokuwelda idibanisa iplastiki kunye nefuthe elihle lokuqina, i-weldin ...Funda ngokugqithisileyo