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    Ngā Paipa Rino Tuitui Porowhita Whakarewa Raina Paipa

    Ngā Paipa Rino Whakarewa Raina Paipa, Pikitia Matua
    • Ngā Paipa Rino Tuitui Porowhita Whakarewa Raina Paipa

    Whakaahuatanga Poto:

    Nau mai ki te whakaaturanga hua paipa tuitui porowhita i kawea mai e Cangzhou Spiral Steel Pipe Group Co., Ltd., te kaihanga matua o Haina mō ngā paipa maitai porowhita me ngā hua paninga paipa.


    Taipitopito Hua

    Ngā Tohu Hua

    I Cangzhou Spiral Steel Pipe Group Co., Ltd., Tā mātoungā paipa tuitui porowhitahe hua kounga teitei e tutuki ana i ngā paerewa ahumahi teitei rawa atu. He maha ngā whakamahinga kua hangaia ā mātou paipa, ā, e mōhiotia ana mō tō rātou pakari, tō rātou kaha me te ātete ki te waikura.

    Ko te waro te huānga taketake rawa atu o te maitai, ā, koinei te pūtake mō te wehewehe i te maitai mai i te rino. He mea hanga ā mātou paipa tuitui porowhita mai i te maitai waro kounga teitei, kia tino kaha ai, kia roa ai hoki te mau. Nā te nui o te waro, he pai ā mātou paipa mō ngā momo mahi ahumahi.

    Āhuatanga Mīhini

    kounga maitai

    te kaha hua iti rawa
    Mpa

    Te kaha o te kume

    Te roanga iti rawa
    %

    Pūngao pānga iti rawa
    J

    Te matotoru kua tohua
    mm

    Te matotoru kua tohua
    mm

    Te matotoru kua tohua
    mm

    i te pāmahana whakamātautau o
     

    <16

    ＞16≤40

    <3

    ≥3≤40

    		 ≤40

    -20℃

    0℃

    20℃
    S235JRH

    235

    225

    360-510

    360-510

    24

    -

    -

    27
    S275J0H

    275

    265

    430-580

    410-560

    20

    -

    27

    -
    S275J2H

    27

    -

    -
    S355J0H

    365

    345

    510-680

    470-630

    20

    -

    27

    -
    S355J2H

    27

    -

    -
    S355K2H

    40

    -

    -

    Haunga te waro, kei roto i ā mātou ngongo tuitui porowhita ētahi atu huānga matua pērā i te nikara me te konukōmiuma. He konganuku ferromagnetic te nikara e tāpiri ana ki te kaha whānui me te ngāwari o te whakakanapa o te paipa. Hei tāpiri, ka ātete ki te waikura, ā, ka roa ake te ora o ā mātou paipa. Ko te konukōmiuma, he huānga nui i roto i te maitai kore waikura, ā, he tino ātete ki te waikura. Mā te whakaurunga o te konukōmiuma ki roto i ā mātou paipa tuitui porowhita ka roa ake te ora me te pono.

    https://www.leadingsteels.com/about-us/

    Ko tētahi o ngā painga matua o ā mātou paipa tuitui porowhita ko tōna hoahoa tuturu, e tutukihia ana mā te hangarau whakarewa matatau. Mā tā mātou hangarau whakarewa SAWH (Submerged Arc Spiral Welding) hou rawa atu ka whakarite kia kaha, kia roa hoki te hononga i waenga i ngā pereti maitai o ngā paipa. Ehara i te mea ka whakarei ake tēnei hangarau whakarewa i ngā āhuatanga ā-pūkaha o te paipa anake, engari ka whakarite hoki kia maeneene te mata o roto, e pai ai te rere o ngā wai, ngā hau rānei.

    He whānuitia te whakamahinga o ā mātou paipa tuitui porowhita i roto i ngā ahumahi maha, tae atu ki te hinu me te hau, te kawe wai, te hanga me te whakawhanaketanga hanganga. Ka taea te whakamahi i roto i ngā kaupapa o uta me te tai, me ngā pūnaha paipa mō ngā kaupapa rerekē. Nā tōna ātete pai ki te waikura me te kaha kume teitei, ko ā mātou paipa te whiringa tuatahi mō te whakarewa paipa i roto i ngā taiao uaua.

    Te Hanganga Matū

    Te kounga maitai

    Momo tango-waikura a

    % mā te papatipu, mōrahi

    Ingoa maitai

    Tau maitai

    C

    C

    Si

    Mn

    P

    S

    Nb

    S235JRH

    1.0039

    FF

    0,17

    —

    1.40

    0,040

    0,040

    0.009

    S275J0H

    1.0149

    FF

    0,20

    —

    1.50

    0,035

    0,035

    0,009

    S275J2H

    1.0138

    FF

    0,20

    —

    1.50

    0,030

    0,030

    —

    S355J0H

    1.0547

    FF

    0,22

    0,55

    1,60

    0,035

    0,035

    0,009

    S355J2H

    1.0576

    FF

    0,22

    0,55

    1,60

    0,030

    0,030

    —

    S355K2H

    1.0512

    FF

    0,22

    0,55

    1,60

    0,030

    0,030

    —

    a. Ko te tikanga tango-waikura e whai ake nei:

    FF: He maitai kua whakamatea katoatia kei roto ngā huānga here hauota i roto i ngā rahinga e ranea ana hei here i te hauota e wātea ana (hei tauira, iti rawa 0,020% Al katoa, 0,015% Al wairewa rānei).

    b. Kāore e pā te uara mōrahi mō te hauota mēnā he iti rawa te ihirangi Al katoa o te hanganga matū o te 0,020 % me te ōwehenga Al/N iti rawa o te 2:1, mēnā rānei he nui ngā huānga here-N kē atu kei roto. Me tuhi ngā huānga here-N ki roto i te Tuhinga Tirotiro.

    I Cangzhou Spiral Steel Pipe Group Co., Ltd., ko te kounga me te pai o te kiritaki te mea nui ki a mātou. Ka whakarite tā mātou tīma tohunga kia whai mana kounga tino pai ia paipa tuitui porowhita kia tutuki ai ngā paerewa o te ao. Hei tāpiri, ka tukuna e mātou he whānuitanga o ngā kōwhiringa paninga mō ngā paipa, tae atu ki te epoxy, te polyethylene me te moata sima, hei whakarei ake i te ātete ki te waikura o te paipa me te whakaroa i tōna roanga mahi.

    Paipa SSAW

    Hei whakarāpopototanga

    E whakahīhī ana a Cangzhou Spiral Steel Pipe Group Co., Ltd. ki te whakarato i ngā paipa tuitui porowhita kounga teitei mō ngā momo mahi. Ka arotahi mātou ki te hanga tika, ki te hangarau whakarewa matatau me ngā rauemi kounga hei whakarato i ngā otinga pono, whai hua hoki ki ngā kiritaki mō ā rātou hiahia paipa. Whakawhirinaki mai ki a mātou ki te whakatutuki i ō hiahia katoa, ā, kia kite tuatahi koe i te pono me te pakari o ā mātou paipa tuitui porowhita.

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