Rongo Hua
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Te tukanga tirotiro paipa paipa
Pressure paipa paihere ahua whakaritenga taketake I mua i te pēhanga paipa mahi te whakamātautau nondestructive, tirohanga ataata o te rangatira tirotiro fehokotaki'anga kia tutuki nga whakaritenga.whakaritenga General mō te pēhanga paipa paipa ahua me te kounga mata o hononga paiherea e whai ake: fehokotaki'anga sho...Pānuitia atu -
Te tinei paipa me te whakamahana
Whakawerahia te paipa tineia ki runga ake i te pāmahana tino nui, te wa e mau ana, katahi ka tere ki roto i te kaihoko whakapakeke ki te paheketanga ka heke te pāmahana ki te reiti nui ake i te reiti whakamahana nui o te whakamahana tere, ka whiwhi te martensite i runga i te kore tauritenga microstructure maimoatanga wera i tutaki. .Pānuitia atu -
Te tukanga paipa wera
Te tukanga o te putorino wera: ko te putorino wera te tikanga he ngongo porotakaroa tuwhera, ko te waahi o te waahi ka whakakiia ki te wai ngawari.Kia mau tonu te ahua korehau i roto i te ngongo, ahakoa he rite ki te whakaetonga o te pāmahana wai me te pāmahana ambient.I te wa ka wera te...Pānuitia atu -
Hangarau me te tono mo te rapu i te paipa paipa hinu
Ko te turuturu ko te paipa hinu nui e rere ana.Ina koa i roto i nga tau tata nei, ko te paipa ki te whiu i te poka wai i tahaetia i puta ai te pakarutanga i te nuinga o nga wa, ka tino whakararu i te hanga noa, ka nui te mate ohaoha, ko Shengli Oilfield anake te tau...Pānuitia atu -
Te ora o te paipa maitai torino
Ko te roanga o te paipa maitai torino he hononga ki te decarburization, mena ka whakaheke te mata o te mata, te kaha o te mata me te aukati kakahu ka whakaiti i te paanga tika ki te oranga o ia ra.I roto i te tukanga maimoatanga wera, me ngana kia kaua e waiho nga pakitara o roto me waho ka kitea ki ...Pānuitia atu -
Me pehea te aukati me te whakaoti i te raruraru porosity o te tui paipa maitai
Kua wehea te putorino maitai paiherea ki nga momo e rua i runga i tona ahua tuitui whiri-tika te putorino maitai tui me te putorino maitai.Ko te porosity tuitui paipa maitai e pa ana ki te kiato o nga paipa putorino, ka heke te paipa o te paipa, a ka waiho hei waahi o te waikura, ka tino whakaiti i te kaha weld...Pānuitia atu