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 kōhua ​​i te wai, me whakamakuku i te wa kia mutu ai 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 i te pehanga teitei me te ultra high pressure boiler superheater ngongo, te ngongo whakamahana, te putorino, te putorino mamaoa matua, 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 tuitui 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)