20G pehanga teitei kohuatanga ngongo paerewa whakatinanatangaGB5310-2008te whānuitanga o te tono, e whakamahia ana mo te hanga pehanga teitei me runga ake i te pehanga wai ngongo wai whakawera mata me te maitai waro kounga teitei, te koranu rino me te kowiri tira ngongo maitai kore. Ko te pehanga teitei o te pehanga teitei o te ngongo maitai ko te ahua o te ngongo pupuhi, no te mea he maha nga wa e whakamahia ana te 20G teitei teitei o te wera me nga tikanga pehanga teitei, ko te ngongo i raro i te mahi o te hau wera wera nui me te kohu wai, te waikura me te pirau ka puta. Ko te putorino maitai e hiahiatia ana kia kaha te kaha o te kaha, te aukati waikura waikura me te pai o te hanganga moroiti. Ko te nuinga o nga wa e whakamahia ana ki te hanga i te pehanga teitei me te ultra-high pressure boiler superheater ngongo, te ngongo whakamahana, te paipa, te ngongo mamaoa matua, me etahi atu. te mirumiru, kia kaua e nui ake te pehanga i te pehanga whakahaere o te kohua, me aro turuki nga kaimahi kohua i te ine pehanga mamaoa. Ina ki tonu te paipa kohua i te wai, me whakaheke i te waa kia mutu te mahi tahi me te whakahoki ano i te taumata wai. I muri i te mutu o te oumu, i muri i te roa o te whakamahana o te wai ki raro iho i te 70 nga nekehanga, ka taea te tuku i te wai oumu, katahi ka taea te whakamahi i te wai whakamahana matū engase i muri i te tukunga o te kupenga. Te nuinga o te wa e whakamahia ana te pehanga teitei o te kohu kohu ki te hanga pehanga teitei me te ultra high pressure boiler superheater ngongo, reheater ngongo, putorino, matua mamaoa putorino, me etahi atu. ngongo kōhua.

Sanonpipe raupapa hua ngongo maitai korekore:

1: Pupa maitai koranu (15CrMoG, 12Cr1MoVG, 35CrMo, 42CrMo, 1Cr5Mo, 1Cr9Mo, 12Cr2MoG, 10CrMo910, WB36,A335P11(A213T11), A335P12(A213T12), A335P22(A21) A335P91(A213T91), A335P9(A213T9), A335P5(A213T5), Whakatakotoranga 16-824*2-100

2: American paipa maitai paerewa (A106B/SA106B, A106C/SA106C, A333GR1/GR3/GR6, A53B,API5LGR.B,A210C/SA210C, A192, A179 whakaritenga 18-726*2-50)

3: te paipa rino paerewa a te Pakeha (S235JRH, S275JOH, S275J2H, S355JOH, S355J2H, S355K2H whakaritenga 18-726 * 2-50)

4: Tiamana paipa maitai paerewa (ST35.8, ST45.8, 15Mo3, ST37, ST44, ST52 18-726*2-50)

5: pehanga teitei ngongo kōhua ​​(20G, 20MnG 16-824*2-65)

6: Te paipa pakaru hinu (20#, 15CrMo te whakatakotoranga 10-530*1.5-36)

7: Te pehanga teitei ngongo korekore mo nga taputapu tongi matū (20 #, 16Mn 25-426*6-40)

8: Raina paipa (X42, X46, X52, X56, X60, X65, X70, X80, X90, X100 whakahuahua 60-824*3.5-60)

9: He iti me te reo pehanga ngongo kōhua ​​(20# te whakatakotoranga 10-530*2-40)

10: Te kawe i te paipa wai (20 #, Q345B / C / D / E, Q390B / C / D / E nga korero 8-630 * 1.0-40)

11: ngongo hanganga General (20 #, 35 #, 40 #, 45 #, 50 #, 55 #, Q345B / C / D / E, Q390B / C / D / E whakaritenga 6-610 * 1.5-40)