Te Taone Nui He Paihere Paihere Paipa Paipa

Whakaahuatanga Poto:

Ko te hangarau whakahiato pewa kua rukuhia i roto i te putorino paiherea o te pakitara nui-diameter he nui nga ahuatanga o te kounga pai, he pai te whakaputa, kaore he rama pewa me te iti o te paowa.Ka whakamahia te nuinga i roto i te ipu pehanga, te hanga paipa paipa, te kurupae me te pou, te wai pehanga iti me te miihini hanga maitai.He paipa paipa paipa paipa taiepa te diameter nui, he paipa paipa paipa paipa me te putorino paipa maitai.Ko nga paerewa whakahaere matua o te nui te diameter tika tui matotoru paipa maitai taiepa he gb/t3091-2008, gb/t9711.1-1997 me API 5L paerewa.


Taipitopito Hua

Tohu Hua

Whakataki Hua

Te maitai o te pakitara matotoru e whakamahia ana i roto i te miihini wai, te ahumahi petrochemical, te ahumahi matū, te ahumahi hiko, te irrigation ahuwhenua, te hanga taone.Mo te kawe wai: te tuku wai me te whakaheke.Mo te kawe hau: hau, mamaoa, liquefied petroleum gas.Mo nga kaupapa hangahanga: hei putunga paipa mo nga piriti;tauranga, rori, whare me etahi atu hanganga ngongo.

Ko te matua o te kounga mo te putorino rino pakitara matotoru kia rite te matotoru, kaore i te whakahaeretia te matotoru o te putorino maitai o te pakitara matotoru ki te kounga me te whaihua o te putorino maitai, te putorino maitai o te pakitara, te putorino rino te diameter nui mo te whakamahi whanui i nga momo momo. o machining, wahi pakitara matotoru tukatuka, pakitara rite putorino maitai matotoru-taiepa ka pa tika te kounga o nga wahi pou-tukatuka, karekau e whakahaeretia te pakitara putorino maitai matotoru, te kounga whānui o te maitai e kore e tino.

Whakaatu Hua

Te Diametera Nui Wehe Taiepa Weld1
Taaawanui Nui Wehe Taiepa Weld5
Taaawanui Nui Wehe Taiepa Weld4

Tawhā Hua

Rahi:OD:351-1050mm, matotoru:8-30mm.

Rauemi:20 #, 16Mn, Q235B, Q345B, X42, X52, X70, koranu maitai, kowiri tira.

Paerewa:GB / T3091-2001, GB / T 3092-1993, GB / T 9711.1-1997, GB / T9711.2, GB / T9711.3t etc.

Whakaahuatanga o te Tukatuka Hanganga Matua o te Paipa Paiherea Roopu Roa Diameter Nui

1. Te kitenga pereti: i muri i te pereti maitai e whakamahia ana ki te hanga i te pewa kua rukuhia te rahi, ka paiherea te paipa tira tui tika ka uru ki te raina whakaputa, ka whakahaere tuatahi i te tirotiro ultrasonic pereti katoa;

2. Te mira tapa: ko nga taha e rua o te pereti rino ka mira i nga taha e rua e te miihini mira tapa kia tutuki ai te whanui pereti e hiahiatia ana, te whakarara tapatahi pereti me te ahua o te riu;

3. Tuhinga o mua: whakamahia te miihini whakapiko o mua ki te whakapiko i mua i te taha o te pereti, kia whai i te taha o te pereti te curvature e hiahiatia ana;

4. Hanga: i runga i te miihini hanga JCO, tuatahi pehia te haurua o te pereti maitai i mua i te piko ki te ahua "J" na roto i nga takahanga maha, ka whakapikoa te haurua o te pereti maitai ki te ahua "C", ka mutu tuwhera te ahua "O".

5. Pre fehokotaki'anga: hanga te tui tika paiherea paipa maitai hononga me te whakamahi hau maruru fehokotaki'anga (MAG) mo te fehokotaki'anga tonu;

6. Ko te whakapiringa o roto: ko te waea roa roa kua rukuhia te pewa (tae atu ki nga waea e wha) ka whakamahia ki te whiri i roto i te paipa maitai tui tika;

7. Waohanga fehokotaki'anga: ka whakamahia te waea maha ahopou i raro i te pewa hei wea i te taha o waho o te putorino maitai paiherea te pewa poupou;

8. Ultrasonic inspection I: 100% o nga weld roto me waho o te paipa maitai paiherea tika me te whakarewa turanga i runga i nga taha e rua o te weld;

9. X-ray inspection I: 100% X-ray te tirotiro pouaka whakaata ahumahi ka mahia mo nga weld o roto, o waho hoki, me te whakamahi i te punaha tukatuka whakaahua hei whakarite i te maarama o te kitenga koha;

10. Roha Diameter: whakawhänuihia te roa o te pewa kua rukuhia te paipa paipa tuitui tika hei whakapai ake i te tika o te taha o te putorino maitai me te whakapai ake i te tohatoha o te ahotea o roto i roto i te paipa maitai;

11. Whakamātautau Hydrostatic: tirohia nga paipa maitai kua whakawhānuihia takitahi i runga i te miihini whakamatautau hydrostatic ki te whakarite kia tutuki nga paipa maitai ki te pehanga whakamatautau e hiahiatia ana e te paerewa.Ko te miihini te mahi o te tuhi aunoa me te rokiroki;

12. Chamfering: tukatuka te pito putorino o te putorino maitai tohu ki te whakatau i te rahi riu o te pito putorino e hiahiatia ana;

13. Ultrasonic inspection II: kawe i roto i ultrasonic inspection kotahi i tetahi ki te tirohia i te kohakore taea o longitudinal paiherea paipa maitai i muri i te roha diameter me te pēhanga wai;

14. X-ray tirotiro II: X-ray tirotiro pouaka whakaata ahumahi me te putorino mutunga paihere whakaahua ka kawea i roto i mo putorino maitai i muri i roha diameter me te whakamātautau hydrostatic;

15. Te tirotiro matūriki aukume o te pito paipa: whakahaeretia tenei tirotiro kia kitea nga hapa o te pito paipa;

16. Te aukati waikura me te paninga: ko te paipa maitai e tika ana ka pa ki te aukati me te whakakikorua kia rite ki nga whakaritenga a te kaiwhakamahi.


  • Tōmua:
  • Panuku:

  • Hua e Pa ana