He momo paipa maitai tuitui te paipa maitai koranu. He nui ake tōna mahi i ērā o ngā paipa maitai tuitui noa nā te mea he nui ake te Cr i roto i tēnei paipa maitai. He pai ake tōna ātete ki te pāmahana teitei, te ātete ki te pāmahana iti me te ātete ki te waikura i ērā atu paipa maitai tuitui. Kāore e taea te whakarite, nō reira he whānuitia te whakamahinga o ngā paipa koranu i roto i te hinu, te matū, te hiko, te pōro me ētahi atu ahumahi.

Ngā paipa maitai hanganga kore hononga: e whakamahia ana mō ngā hanganga whānui me ngā hanganga mīhini. Ko ōna rauemi e tohu ana (ngā momo): maitai waro Nama 20, maitai Nama 45; maitai koranu Q345, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo, me ētahi atu.

Ngā paipa rino kore-tuitui mō te kawe wai: e whakamahia ana mō te kawe i ngā paipa wai i roto i ngā taputapu hangarau me ngā taputapu nui. Ko ngā rauemi e tohu ana (ngā taumata) ko te 20, Q345, me ētahi atu.

Ngā paipa maitai kore-tūhono mō ngā kōhua ​​pēhanga iti me te pēhanga waenga: e whakamahia ana mō ngā paipa e kawe ana i ngā wai pēhanga iti me te pēhanga waenga i roto i ngā kōhua ​​ahumahi me ngā kōhua ​​whare. Ko ngā rauemi matua ko te maitai Nama 10 me te Nama 20.

Ngā paipa rino kore-tuitui mō ngā kohua pēhanga teitei: e whakamahia ana mō ngā pane me ngā paipa kawe wai ātete-pēhanga teitei me te pāmahana teitei i roto i ngā kohua teihana hiko me ngā tipu hiko karihi. Ko ngā rauemi e tohuhia ana ko te 20G, 12Cr1MoVG, 15CrMoG, me ētahi atu.

Ngā paipa maitai waro me te maitai waro-konupora mō ngā kaipuke: e whakamahia ana mō ngā paipa ātete-pēhanga taumata I me te II mō ngā kohua kaipuke me ngā whakamahana nui. Ko ngā rauemi e whakamahia ana ko ngā taumata maitai 360, 410, 460, me ētahi atu.

Ngā paipa maitai kore-tuitui mō ngā taputapu tongi pēhanga teitei: e whakamahia ana mō te kawe i ngā paipa wai pāmahana teitei me te pēhanga teitei i runga i ngā taputapu tongi. Ko ngā rauemi e tohuhia ana ko te 20, 16Mn, 12CrMo, 12Cr2Mo, me ētahi atu.

Ngā paipa maitai kore-tuitui mō te pakaru hinu: e whakamahia ana i roto i ngā kohua, ngā whakawhiti wera me ngā paipa kawe wai i roto i ngā whare whakarewa hinu. Ko ōna rauemi matua ko te 20, 12CrMo, 1Cr5Mo, 1Cr19Ni11Nb, me ētahi atu.

Paipa maitai kore-tuitui mō ngā rango hau: e whakamahia ana mō te hanga i ngā momo rango hau me te waipēhi. Ko ōna rauemi matua ko te 37Mn, 34Mn2V, 35CrMo, me ētahi atu.

Paipa rino kore-honohono hurihuri-wera mō ngā tautoko waipēhi: e whakamahia ana mō te hanga tautoko waipēhi, rango me ngā pou i roto i ngā maina waro, me ētahi atu rango me ngā pou waipēhi. Ko ōna rauemi e tohu ana ko te 20, 45, 27SiMn, me ētahi atu.

Paipa rino kore-pēhanga teitei mō ngā miihini tīhiera: e whakamahia ana mō ngā paipa hinu pēhanga teitei i roto i ngā pūnaha werohanga miihini tīhiera. Ko te paipa rino he paipa tōia matao te tikanga, ā, ko tōna rauemi tohu ko te 20A.

Ngā paipa maitai kore-tuitui, he mea kumea matao, he mea hurihuri matao rānei: Ko te nuinga o te wā e whakamahia ana mō ngā hanganga mīhini me ngā taputapu pēhi waro, e hiahia ana ki te tika o ngā āhuatanga me te whakaotinga mata pai. Ko ōna rauemi e tohu ana ko te maitai 20, 45, me ētahi atu.

Rauemi o te paipa koranu

12Cr1MoV, P22(10CrMo910) T91,P91, P9, T9, WB36, Cr5Mo (P5, STFA25, T5,)15CrMo(P11, P12, STFA22), 13CrMo44, Cr5Mo, 15CrMo, 25CrMo, 30CrMo, 40CrMo.

Nau mai haere mai ki tāu hoko!