9 cr2mo rauemi mo te Cr2 angamaheni roera roera maitai kei te nuinga o te ahumahi e whakamahia ana i roto i te hanga o te makariri i hurihia me te roera o te roera o te mate makariri me te pupuhi me etahi atu e hangai ana engari he tokomaha e kii ana kaore e mohio mo te 9 cr2mo tikanga maimoatanga wera, na konei ko te nuinga ki te korero mo te 9 cr2mo tikanga maimoatanga wera, tumanako kia o te spheroidizing 700 ~ 790000. 650 ~ 670, 500 mai i te whakamahana hau;2 tinei: te wera whakamahana = 880~900, te whakamahana whakamahana: kia rite ki nga rereke rereke me nga whakaritenga rereke, ka taea te whakamahi i te reo whakamahana penei i te wai PAG tinei hinu wai.
Panui: Ko nga whao he maitai Cr2 cold roll.

3 Paemahana ira tino nui (te uara tata):Ac1 =740 C Ar1 =700 C Accm :850 C 4 Nga whakaritenga Whakangohe noa mo te matao pehia patea820 10) C 3 ~ 4h, me te reiti whakamahana o.15 C /h, me te oumu ka ata whakamatao ki te 650 C, 5 matao pehia kia patea mai i te oumu whakamahana ki te miro-porowhanga whakangawari whakaritenga.820 10) C 3 ~ 4h, (720 10) C 6 ~ 8h, katahi ka whakamatao te oumu ki te 600 C, Whakatakotohanga mo te whakarite: te whakamahana i te pāmahana 900 ~ 920 C, te pakeke 302-388HBW 7 Te puranga hauwaro hauwaro, te whakamatao ~8hna: 790. 7O0-720 C 3 ~ 4h, pakeke 217HBW, Pearlitic kōeke kiko 2-5, Whakatakotoranga mo te tinei me te tempering o 8 forgings o mata carbide kōeke 2 1. tineia te pāmahana 830-850 C, pakeke 62-65 HRC, tempering pāmahana 12,6-15 HRC pakeke 130-6. Te pāmahana tineia 840-860 C, te pakeke 61-63 HRC, te pāmahana whakamahana 150-170 C, te pakeke 60-62HRC.