Ngā Ngongo Whakahonore ASTM A519 4140 mō te Puoto Waipēhi
Whakataki Hua
Ngā ratonga ritenga
He whare hanga matatau a JINYO, ā, e whakamahi ana mātou i ngā hangarau whakaputa matatau me ngā tukanga whakahaere kounga hei whakarite kia tutuki i ia ngongo kua whakakoihia ā mātou paerewa kounga tino pakari. Mai i te kōwhiringa rauemi ki te tirotiro whakamutunga, e whakapau kaha ana mātou ki te tuku i ngā ngongo kua whakakoihia e eke tonu ana ki ngā tumanakohanga a ō mātou kiritaki.
He hanganga katoa tō JINYO me te tīma hangarau, ā, hei tāpiritanga ki te whakarato i ngā ngongo whakakoi rahi paerewa, ka taea hoki e ia whakarite i ngā ngongo whakakoi. Ka hipokina e ā mātou ratonga whakarite ngā āhuatanga katoa mai i te hoahoa, te hanga ki te tukatuka muri, ā, ka taea e mātou te whakarato i ngā otinga whaiaro e ai ki ngā hiahia motuhake o ngā kiritaki. I te poto, he tino pai ā mātou ngongo whakakoi mō ngā tono rango waipēhi, ā, e whakapau kaha ana mātou ki te whakarato i ngā wāhanga matua o ngā pūnaha waipēhi he tino tika, he tino pono hoki ki ngā kiritaki.
Ngā tawhā hua
| Te Hanganga Matū (%) | |||||||||
| Te taumata maitai | c | Ā, | Mn | P | S | Kr | I roto | I roto | AI |
| ≤ | ≥ | ||||||||
| C20 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | 0.25 | 0.25 | - | - |
| CK45 | 0.42-0.5 | 0.17-0.37 | 0.5-0.8 | 0.025 | 0.02 | 0.25 | 0.3 | - | |
| Q355B | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.03 | 0.03 | 0.03 | 0.25 | 0.08 | — |
| Q355D | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.03 | 0.03 | 0.25 | 0.25 | 0.15 | 0.015 |
| E355(ST52) | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 | 0.25 | 0.25 | — | — |
| SAE1026 | 0.22-0.28 | 0.15-0.35 | 0.6-0.9 | 0.04 | 0.05 | - | — | - | |
| 4130 | 0.28-0.33 | 0.15-0.35 | 0.40-0.60 | 0.04 | 0.04 | 0.80-1.10 | — | — | |
| 4140 | 0.36-0.43 | 0.15-0.35 | 0.75-1.00 | 0.04 | 0.04 | 0.80-1.10 | |||
| Āhuatanga Mīhini | |||||
| Āhua tuku | kua oti te makariri (mārō) (BK) | Ka tangohia mātao, ka whakamamae i te ahotea (BK+S) | |||
| Te taumata maitai | Rm MPa | Te toronga A5(%) | Rm MPa | ReH MPa | Te toronga A5(%) |
| C20 | ≥550 | ≥5 | ≥520 | ≥375 | ≥15 |
| CK45 | ≥645 | ≥5 | ≥600 | ≥520 | ≥10 |
| Q355B | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 |
| Q355D | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 |
| E355(ST52) | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 |
| SAE1026 | ≥640 | ≥5 | ≥600 | ≥520 | ≥15 |
| Manawanui ON ID (mm) | ||||
| Manawanui | Manawanui LD | Te manawanui o te pakitara | ||
| Rahi o te ID | H8 | H9 | H10 | matotoru (OD) |
| 30 | 0.033 | 0.052 | 0.084 |
≥120mm ±7.5% >210mm ±10% |
| >30-50 | 0.039 | 0.062 | 0.1 | |
| >50-80 | 0.046 | 0.074 | 0.12 | |
| >80-120 | 0.054 | 0.087 | 0.14 | |
| >120-180 | 0.063 | 0.1 | 0.16 | |
| >180-250 | 0.072 | 0.115 | 0.185 | |
| >250-315 | 0.081 | 0.13 | 0.21 | |
| >315-400 | 0.089 | 0.14 | 0.23 | |
Ngā Āhuatanga o te Hua
Whakaaturanga Hua
Te tirotiro me te takai
