Ko te maitai hanga kaipuke e pā ana ki te maitai mō ngā hanganga o te waka, arā, ko te maitai e whakamahia ana hei hanga hanganga waka i hangaia i runga anō i ngā whakaritenga hanga o te rōpū whakarōpū. He maha ngā wā ka tonoa, ka whakaritea, ka hokona hei maitai motuhake. Kei roto i tētahi kaipuke ngā pereti kaipuke, ngā maitai whakairo, me ētahi atu.
I tēnei wā, he maha ngā kamupene rino nui o tōku whenua e whakaputa ana i ngā hua rino moana, ā, ka taea e rātou te whakaputa i ngā hua rino moana e ai ki ngā hiahia o ngā kaiwhakamahi i ngā whenua rerekē, pērā i te Hononga o Amerika, Nōwei, Hapani, Tiamana, Wīwī, me ētahi atu. Ko ngā whakatakotoranga e whai ake nei:
| Whenua | Paerewa | Whenua | Paerewa |
| Te Hononga o Amerika | ABS | Haina | CCS |
| Tiamana | GL | Nōwei | Te Tari Whakahaere Hauora (DNV) |
| Wīwī | BV | Hapani | KDK |
| UK | LR |
(1) Ngā whakatakotoranga momo
E ai ki te kaha o te maitai hanganga mō ngā anga, ka wehea kia rua ngā taumata: te maitai hanganga kaha whānui me te maitai hanganga kaha teitei.
Ko te maitai hanganga kaha whānui i tohua e te Rōpū Whakarōpūtanga Haina e wehea ana kia whā ngā taumata kounga: A, B, D, me E; ko te maitai hanganga kaha-teitei i tohua e te Rōpū Whakarōpūtanga Haina e wehea ana kia toru ngā taumata kaha me ngā taumata kounga e whā:
| A32 | A36 | A40 |
| D32 | D36 | D40 |
| E32 | E36 | E40 |
| F32 | F36 | F40 |
(2) Ngā āhuatanga miihini me te hanganga matū
Ngā āhuatanga miihini me te hanganga matū o te maitai hanganga anga kaha whānui
| Te Kaupae Rino | Pūwāhi Huaσs(MPa) Min | Kaha Kumeσb(MPa) | Te whakaroaσ%Min | 碳C | 锰Mn | 硅Si | 硫S | 磷P |
| A | 235 | 400-520 | 22 | ≤0.21 | ≥2.5 | ≤0.5 | ≤0.035 | ≤0.035 |
| B | ≤0.21 | ≥0.80 | ≤0.35 | |||||
| D | ≤0.21 | ≥0.60 | ≤0.35 | |||||
| E | ≤0.18 | ≥0.70 | ≤0.35 |
Ngā āhuatanga miihini me te hanganga matū o te maitai hanganga anga kaha teitei
| Te Kaupae Rino | Pūwāhi Huaσs(MPa) Min | Kaha Kumeσb(MPa) | Te whakaroaσ%Min | 碳C | 锰Mn | 硅Si | 硫S | 磷P |
| A32 | 315 | 440-570 | 22 | ≤0.18 | ≥0.9-1.60 | ≤0.50 | ≤0.035 | ≤0.035 |
| D32 | ||||||||
| E32 | ||||||||
| F32 | ≤0.16 | ≤0.025 | ≤0.025 | |||||
| A36 | 355 | 490-630 | 21 | ≤0.18 | ≤0.035 | ≤0.035 | ||
| D36 | ||||||||
| E36 | ||||||||
| F36 | ≤0.16 | ≤0.025 | ≤0.025 | |||||
| A40 | 390 | 510-660 | 20 | ≤0.18 | ≤0.035 | ≤0.035 | ||
| D40 | ||||||||
| E40 | ||||||||
| F40 | ≤0.16 | ≤0.025 | ≤0.025 |
(3) Ngā whakatūpato mō te tuku me te whakaae i ngā hua maitai moana:
1. Arotake i te tiwhikete kounga:
Me tuku e te wheketere maitai ngā taonga kia rite ki ngā whakaritenga a te kaiwhakamahi me ngā whakaritenga kua whakaaetia i roto i te kirimana, me te whakarato hoki i te tiwhikete kounga taketake. Me whai i ngā ihirangi e whai ake nei te tiwhikete:
(1) Ngā whakaritenga whakapūtanga;
(2) Tau o te rekoata kounga me te tau o te tiwhikete;
(3) Tau puranga oumu, taumata hangarau;
(4) Te hanganga matū me ngā āhuatanga ā-pūkaha;
(5) Tiwhikete whakaae mai i te rōpū whakarōpū me te waitohu a te kairūri.
2. Arotake ā-tinana:
Mō te tuku i te maitai moana, me whai tohu a te kaihanga te taonga tūturu, me ētahi atu mea anō hoki. Ina koa:
(1) Tohu whakaae a te rōpū whakarōpūtanga;
(2) Whakamahia te peita hei anga, hei whakapiri rānei i te tohu, tae atu ki ngā tawhā hangarau pēnei i: te tau puranga oumu, te whakatakotoranga paerewa, te roa me te whānui o ngā ine, me ētahi atu;
(3) He maeneene, he maeneene te āhua, kāore he hapa.
Wā tuku: Maehe-16-2024
