Ko te putorino maitai kore he momo hangahanga, e whakamahia nuitia ana i roto i nga umanga maha.He tapawha, he porowhita, he tapawha tapawha, he kowhao te waahanga rino, he mea tino nui ki te umanga hanga.Ko nga ngongo rino kore e whakamahia ana i roto i nga paipa wai, penei i te wai, te hinu, te hau maori, te hau me etahi atu mea totoka.Ka whakatauritea ki etahi atu rino totoka, ko te paipa rino he rino marama, i roto i te kaha torsional kotahi, te maitai pai o te kawe.Ka whakamahia nuitia i roto i te putorino hinu hinu, te taraiwa taraiwa motuka, te hanga raima rino me etahi atu waahanga hanganga me nga waahanga miihini, ka taea te whakapai ake i te tere o te whakamahi i nga rawa, te ngawari o te mahi hangahanga, te penapena rauemi me te waa tukatuka.
Clssification me te tono o te paipa maitai tuitui
1. Hanganga putorino tuitui maitai (GBT 8162-2008), te nuinga whakamahia mo te hanganga whānui me te hanganga miihini, tona rauemi māngai (kōeke): waro maitai, 20,45 maitai;Te maitai maitaiQ 345,20 Cr, 40 Cr, 20 CrMo, 30-35 CrMo, 42 CrMo, etc.
2. He paipa maitai mo te whakawhiti wai (GBT 8163-2008).Te nuinga whakamahia i roto i te engineering me te taputapu paipa wē nui.He tohu mo te 20, Q 345 me etahi atu rawa (waitohu).
3. putorino maitai tui mo te pehanga iti me te pehanga reo kohua (GB 3087-2008), he ahua o te hanganga waro-kounga teitei maitai wera hurihia matao unu putorino maitai tui, whakamahia mo te hanga o ngā momo kōhua pēhanga iti, kōhua pēhanga reo. , putorino wai koropupupu, putorino kohu kohu putorino wera wera, putorino ngongo nui, paipa auahi iti, putorino pereki kikorangi, ko te taonga tohu ko te No.10, 20 maitai.
4. Kohua teitei ki te putorino maitai tuitui (GB5310-2008), whakamahia ki te hanga-kounga tiketike waro maitai koranu maitai me te kowiri tira paipa whakawera te mata teitei pehanga teitei me runga ake te pehanga, rauemi māngai mo20g, 12Cr1MoVG, 15 CrMoG, etc.
5. Pupa maitai tuitui (GB 6479-2000) mo te taputapu tongi pehanga teitei, e tika ana mo te kounga teitei o te waro hanganga maitai me te koranu maitai koranu putorino maitai me te pāmahana mahi o -40 ℃ me te pehanga mahi o 10-30 mA, e tohu ana i te 20, 16 Mn, 12 CrMo, 12Cr2Mo me etahi atu rawa.
6. Putorino maitai tui mo te pakaru hinu (GB 9948-2006), te nuinga whakamahia mo te kōhua, exchanger wera me te wai kawe paipa o smelters hinu, ona rauemi māngai he 20, 12 CrMo, 1Cr5Mo, 1Cr19Ni11Nb, etc.
7. Pupa maitai mo te keri whenua (YB235-70).Ko te ahua o te putorino maitai e whakamahia ana mo te keri matua i roto i te Tari o te matawhenua, ka taea te wehea ki te putorino drill, ring drill, putorino matua, casing me te putorino waipara kia rite ki te whakamahinga.
8. Pupa maitai tuitui mo te keri matua (GB 3423-82).He putorino maitai korekore e whakamahia ana i roto i te keri matua, penei i te putorino, te putorino matua me te putunga.
9. Paipa keri hinu (YB 528-65).Ka whakamahia ki te whakamaroke, ki te whakakoi ranei i nga ngongo maitai kore i nga pito e rua o te RIGS keri hinu.E rua nga momo putorino maitai, kua wehea ki te waea rino me te waea kore-rino, te hononga paipa waea, te paipa kore-waea me te hononga hononga taputapu.
Ko te tumanako na roto i nga korero o runga ake nei, ka maarama ake taatau mo te paipa maitai kore.
Wā tuku: Feb-07-2023