Rīpene Kowiri tira puna AISI 420
Whakaahuatanga Poto:
Ko te Ripanga Kowiri tira Puna 420 he momo ripanga kowiri tira i hangaia mō ngā tono puna. He pai te ātete o te ripanga kowiri tira 420 ki te waikura, ā, he pai mō ngā tono i roto i ngā taiao rerekē. He tino pai ngā āhuatanga puna o te ripanga kowiri tira 420, tae atu ki te ngāwari pai, te manawanui nui, me te kaha ki te hoki ki tōna āhua taketake i muri i te whakarerekētanga.
| Ngā Whakatakotoranga o te Rīpene Kowiri tira puna 420: |
| Tau | 301,304, 304L,316,316L,317,317L,631,420 |
| Paerewa | ASTM A240 / ASME SA240 |
| Matotoru | 0.01 – 5mm |
| Whānui | 8 – 300mm |
| Hangarau | Pereti hurihuri wera (HR), Rau hurihuri matao (CR), 2B, 2D, BA NO(8), SATIN (Kua pania ki te kirihou) |
| Puka | Ngā Rau, ngā Pereti, ngā Koiri, ngā Koiri Whakapapa, ngā Koiri Pōkaia, ngā Koiri Pepa, ngā Rōra, te Rau Maamaa, te Rau Whakapiri, te Rīpene, ngā Papatahi, te Pātea (Porowhita), te Mowhiti (Pīrere) |
| Te pakeketanga | ngawari, 1/4H, 1/2H, FH me ētahi atu |
| Ngā tono | Ngā Kamupene Keri Hinu o Tāwāhi, Te Whakaputa Hiko, Ngā Matū Pēhi, Te Tukatuka Hau, Ngā Matū Motuhake, Ngā Rongoā, Ngā Taputapu Rongoā, Ngā Taputapu Matū, Ngā Taputapu Wai Moana, Ngā Whakawhiti Wera, Ngā Whakapūmau, Te Ahumahi Penupenu me te Pepa |
| MOMO ORīpene Kowiri tira puna 420: |
 Rīpene Kowiri tira puna 301 |  Rīpene Kowiri tira puna 304 |  201 Rīpene Kowiri tira puna |
 Rīpene Kowiri tira puna 420 |  430 Rīpene Kowiri tira puna |  631 Rīpene Kowiri tira puna |
| NGĀ TAURANGA ŌRITE ORīpene Kowiri tira puna 420: |
| PAEREWA | Nama WERKSTOFF | UNS | JIS | BS | GOST | AFNOR | EN |
| 420 | 1.4021 | S42000 | SUS 420 | - | - | - | X20Cr13 |
| TE HANGA MATUA O Rīpene Kowiri tira puna 420: |
| Tau | C | Mn | Si | S | Cu | Fe | Ni | Cr |
| 420 | ≤0.16-0.25 mōrahi | ≤1.00mōrahi | ≤1.0 mōrahi | ≤0.030mōrahi | - | Para | - | 12.00-14.00 |
| Rīpene Kowiri tira puna 420Ngā Āhuatanga Mīhini |
| Tau | Kaha Kume (MPa) min | Kaha Hua 0.2% Whakamātautau (MPa) min | Te roa (% i roto i te 50mm) min | Rockwell B (HR B) mōrahi | Brinell (HB) mōrahi |
| 420 | 515 | 205 | 5-15 | 92 | 201 |
| He aha i whiriwhiri ai mātou: |
1. Ka taea e koe te tiki i te rauemi tino tika e ai ki ō hiahia i te utu iti rawa.
2. Kei a mātou anō ngā utu tuku Reworks, FOB, CFR, CIF, me te tatau ki te tatau. Ka tūtohu mātou kia mahi koe i tētahi kirimana utu iti mō te tuku, ā, he tino ohanga tēnei.
3. Ka taea te manatoko i ngā rauemi e tukuna ana e mātou, mai i te tiwhikete whakamātautau rauemi mata ki te tauākī whakamutunga mō ngā āhuatanga. (Ka whakaatuhia ngā pūrongo mēnā e hiahiatia ana)
4. te taurangi ki te tuku whakautu i roto i ngā haora 24 (i taua haora anō)
5. Ka taea e koe te tiki i ētahi atu momo taonga, ngā tuku mira me te whakaiti i te wā hanga.
6. E tino whakapau kaha ana mātou ki te tautoko i ā mātou kiritaki. Mēnā kāore e taea te whakatutuki i ō hiahia i muri i te tirotiro i ngā kōwhiringa katoa, e kore mātou e tinihanga i a koe mā te whakaputa kupu whakaari teka, ka waihanga hononga pai ki ngā kiritaki.
| Te tākai: |
1. He mea nui te tākai, inā koa mō ngā tukunga o tāwāhi e haere ana ngā uta mā roto i ngā huarahi rerekē kia tae atu ki te ūnga whakamutunga, nō reira ka tino aro nui mātou ki te tākai.
2. He maha ngā huarahi e tākai ai a Saky steel i ā mātou taonga, e ai ki ngā hua. He maha ngā huarahi e tākai ai mātou i ā mātou hua, pērā i
