He momo maitai kowiri tira martensitic te 9Cr18 me te 440C, arā, ka whakapakeketia rāua mā te werawera, ā, e mōhiotia ana mō tōna kaha nui me te ātete ki te waikura.
9Cr18 me440CKei roto i te kāwai o ngā maitai kowiri tira martensitic, e mōhiotia ana mō tōna pakeketanga tino pai me te ātete ki te kakahu i muri i te tinei, e pai ai mō ngā tono kakahu nui. Ka taea e ngā rauemi e rua te whakatutuki i ngā taumata pakeke o te HRC60° me runga ake i muri i te maimoatanga wera. Ko te 9Cr18 e tohuhia ana e tōna ihirangi waro me te chromium teitei, e pai ai mō te hanga i ngā wāhanga e pāngia ana e te kakahu nui, ngā kawenga taumaha, me ngā taiao kore-waikura, pērā i ngā wāhanga takirere whakahaere aunoa. Heoi, ka ngawari ki te waikura ina pāngia e te wai, e te kohu wai rānei, e hiahiatia ana kia whakamahia i roto i ngā taiao e whakaitihia ana te pa ki te makuku.
Ngā rerekētanga o te hanganga matū
| Tau | C | Cr | Mn | Si | P | S | Ni | Mo |
| 9Cr18 | 0.95-1.2 | 17.0-19.0 | 1.0 | 1.0 | 0.035 | 0.030 | 0.60 | 0.75 |
| 440C | 0.95-1.2 | 16.0-18.0 | 1.0 | 1.0 | 0.040 | 0.030 | 0.60 | 0.75 |
Hei whakarāpopototanga,440C maitai kore waikurahe nui ake te mārō me te ātete ki te waikura i te 9Cr18, engari he pai ngā rauemi e rua mō ngā momo tono e hiahiatia ana te mahi teitei me te roa.
Wā tuku: Paenga-whāwhā-02-2024