Rongorongo
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API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe)
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe) Waho Diameter Matotoru pakitara FOB TIANJIN Waho Diameter Matotoru pakitara FOB TIANJIN 外径 (mm) 壁厚 (mm) (Q235B)离港价 USD/TON)离港价 USD/TON (Q345B)港价 USD/TON 外径 (mm) 壁厚 (mm) (Q235B)离港价 USD/TON (Q345B)离港价 USD/TON 219、245 5.0-11...Pānuitia atu -
API 5L GR.B/ASTM A53 GR.B (PIPE WHARE ERW WHAKAROHA HOT)
API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE) Waho Diameter Matotoru pakitara FOB TIANJIN Waho Diameter Matotoru pakitara FOB TIANJIN 外径 (mm) 壁厚 (mm) (Q235B)离港以Q345B)离港价 USD/TON 外径 (mm) 壁厚 (mm) (Q235B)离港价 USD/TON (Q345B)离港价 USD/TON 245, 2...Pānuitia atu -
Te tono o te putorino maitai kore i roto i te ahumahi paipa hanga
Ko te putorino maitai kore he hua paipa tino nui.Ko tona kounga te take ka taea te whakatairanga me te whakawhanake i tenei taonga paipa i roto i te mara ahumahi.Ko te kounga o te putorino maitai korekore e whakatauhia ana e tana tukanga whakaputa uaua.Ko te waahanga nui rawa atu o te paipa rino koretake Ko te mea...Pānuitia atu -
He paipa korekore te pāmahana teitei
He paipa mokowhiti te atete ki te pāmahana He pai te atete ki te waiora.He kaha teitei teitei o te pāmahana, te aukati waikura, te aukati carburization, te kaha o te waikawa waikawa, te parenga alkali, te kaha o te kaha me te mau kakahu.Ko te teitei ake o te waro o te huānga...Pānuitia atu -
Te pakeke o te paipa paipa kore me te pakeke ka huri i muri i te maimoatanga wera
He pai te ahua o te paipa tuitui me te pakeke o te rereke i muri i te maimoatanga wera.Ka whakamahia i roto i nga miihini hei tauira, he tohutohu, he pou kaiarahi, he aha atu, engari me whakamaarama te wera.Nama 45...Pānuitia atu -
Tikanga noa mo te tukatuka paipa paipa
Ko nga tikanga noa mo te tukatuka paipa paipa 1. Tikanga whakaipoipo: Ko te pito, tetahi waahanga ranei o te putorino ka werohia ki te miihini hangai hei whakaiti i te diameter o waho.Ko nga miihini hanga noa he Rotary, hono, roera.2. Tikanga hiri: Whakamahia te uho takai hei whakawhanui i te pito paipa ki te rahi me te ahua e hiahiatia ana ...Pānuitia atu