Akụkọ
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Ndepụta ọnụahịa maka ọkpọkọ ERW Steel agbasawanye ọkụ 01-14-2020
API 5L GR.B/ASTM A53 GR.B (Ọkụ gbasaa ERW STEEL PIPE) N'èzí dayameta mgbidi ọkpụrụkpụ FOB TIANJIN n'èzí dayameta mgbidi ọkpụrụkpụ FOB TIANJIN 外径 (mm) 壁厚 (mm) 离港价 USD/TON /TON Q235B Q345B 外径 (mm) 壁厚 (mm) Q235B Q345B 245, 273 5.0-9.28 565.67 610.31 450,...GỤKWUO -
Ndepụta ọnụahịa maka Obere dayameta SSAW Steel Pipe 01-14-2020
API 5L/ASTM A53 GR.B, CARBON STEEL, SSAW STEEL PIPE FOB TIANJIN USD/TON N'èzí dayameta 外径 (mm) 219 273 324 356 406 457 508 610 711 7626 55 5 56 556 556 556 556 561 561 561 561 壁厚 (mm) 7 556 556 556 556 556 556 556 556 561 561 561 561 ...GỤKWUO -
Ndepụta ọnụ ahịa maka obere dayameta igwe anaghị agba nchara 01-14-2020
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Ndepụta ọnụ ahịa maka obere dayameta LSAW Steel Pipe 01-14-2020
API 5L GR.B/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE FOB TIANJIN N'èzí dayameta 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.6 6 6 6 Wall Wall. 2 667 667 Ọkpụrụkpụ 9.53 636 655 662 642 647 642 647 647 壁厚 (mm) 10 636 623 629 642 647 642 647 647 12...GỤKWUO -
Ihe mkpuchi mmanụ bụ ụzọ ndụ maka idobe mmanụ na ịgba ọsọ
A na-eji ọkpọkọ pụrụiche mmanụ ala eme ihe maka igwu olulu mmanụ na gas na njem mmanụ na gas.Ọ na-agụnye ọkpọkọ ọkpọkọ mmanụ ala, mkpuchi mmanụ mmanụ, na ọkpọkọ sucker.A na-ejikarị ọkpọkọ egwupụta mmanụ na-ejikọta olu olu na-agbapụta ma na-ebufe ike mkpọpu ihe.Akpa mmanụ bụ tumadi ...GỤKWUO -
Ebee ka nhazi ọkpọkọ igwe anaghị agba nchara si abịa?
Ebee ka nhazi ọkpọkọ igwe anaghị agba nchara si abịa? N'ime ọkpọkọ igwe anaghị agba nchara, igwe na-eguzogide corrosion site na mgbasa ozi na-adịghị ike na-emebi emebi dị ka ikuku, uzuoku, na mmiri, na mgbasa ozi na-emebi kemịkalụ dị ka acid, alkali, na nnu dịkwa. a na-akpọ igwe anaghị agba nchara na-eguzogide acid...GỤKWUO