Kimihia ngā whakaritenga me ngā rahi o te rarangi koiri maitai hurihuri wera hou.
ASTM A992 Koiri Rino Hurihia Wera – Rino Hanganga Kaha Teitei mō te Hanganga
| Paerewa Rauemi Paerewa | Te Kaha o te Hua |
| ASTM A992 Koiri Rino Hurihia Wera | ≥345 MPa |
| Rahi | Roa |
| Matotoru: 1.5 - 25 mm; Whānui: 1000 - 2500 mm; Taumaha Koiri: 5-25 tāne | Taonga penapena; kei te wātea te roa kua whakaritea |
| Manawanui Ahu | Tiwhikete Kounga |
| Matotoru: ±0.15 mm ki te ±0.30 mm, Whānui: ±3 mm ki te ±10 mm | Pūrongo Tirotiro ISO 9001:2015, SGS / BV a te Rōpū Tuatoru / Intertek |
| Te Maimoatanga Mata | Tono |
| He mea whakakoi wera, he mea whakapūkara, he mea hinu, me te paninga ārai-waikura anō hoki | Te hanga, ngā piriti, ngā oko pēhanga, te maitai hanganga |
ASTM A992 Koiri Rino Wera – Hanganga Matū (Koiri Rino Wera)
| Huānga | Awhe Noa | Ngā Tuhipoka |
| Waro (C) | 0.23 mōrahi | Ka whakarato i te kaha me te pakari |
| Manganēhi (Mn) | 0.50–1.50 | Ka whakapai ake i te pakari me te kaha kume |
| Whēkau (P) | 0.035 mōrahi | Ka whakaitihia te pakarukaru e te iti o te P |
| Whānariki (S) | 0.04 mōrahi | Ka whakapai ake te iti o te S i te ngāwari |
| Hiraka (Si) | 0.40 mōrahi | Te kaha me te ātete waikura |
| Parahi (Cu) | 0.20 mōrahi | Whakapai ake i te ātete ki te waikura (whiringa kore) |
| Nikara (Ni) | 0.20 mōrahi | He kōwhiringa, mō te pakari |
| Konukōmiuma (Kr) | 0.20 mōrahi | He kōwhiringa, ka whakanui ake i te kaha |
| Vanadium (V) | 0.05 mōrahi | Huānga whakakoi moroiti, whakapai ake i te kaha |
| Taitānia (Ti) | 0.02–0.05 | He kōwhiringa, ka whakapai ake i te hanganga o te witi |
ASTM A992 Koiri Rino Hurihia Wera– Ngā Āhuatanga Ā-Mīhini (Koiri Rino Wera)
| Taonga | Uara Noa | Ngā Tuhipoka |
| Kaha Hua (YS) | 345 MPa (50 ksi) min | Te ahotea e tīmata ai te maitai ki te huri kirihou |
| Kaha Kume (TS) | 450–620 MPa (65–90 ksi) | Ka taea e te maitai te tu atu i te ahotea nui i mua i te pakaru |
| Te whakaroa | 18–21% | Ki te inehia neke atu i te 200 mm, 50 mm rānei te roa, e tohu ana i te ngāwari |
| Te Tauwehenga o te Āhuatanga | 200 GPa | Paerewa mō ngā maitai waro/iti-koranu |
| Te pakeketanga (Brinell) | 130–180 HB | Te whānuitanga tata mō te maitai hurihuri wera |
Ngā Tuhipoka:
- Mā te koiri hurihuri wera ka rite te matotoru me te kounga pai o te mata.
- He pai mō ngā hanganga, ngā mahi hanga, ngā mahi tito me ngā mahi ahumahi.
- He mea whakarewa, he mea hanga hoki, he mea whai hua mō ngā kaupapa hangarau.
Pāwhiritia te pātene kei te taha matau
1. Te Hanga Anga Hanganga
Ngā whare teitei me ngā whare pakihi
Ngā anga hanganga rino mō ngā whare ahumahi me ngā whare putunga
Ngā pou, ngā kurupae, me ngā pūnaha tautoko
2. Ngā Kaupapa Hanganga
Ngā piriti (ngā kurupae, ngā hanganga tautoko, me ngā wāhanga papa)
Ngā whakawhiti huarahi me ngā ara tere
Ngā teihana me ngā tūāpapa o te tereina tāone
3. Ngā Wāhanga Hanganga Rino
Ngā kurupae-H me ngā kurupae-I kua whakarewaina
Ngā pereti maitai mō te hanganga hanganga
Ngā wāhanga me ngā kōwae maitai taumaha
4. Ngā Hanganga Taputapu Ahumahi
Ngā hanganga maitai o te tipu hiko
Ngā anga tautoko tipu hinu matū
Ngā turanga me ngā papa mīhini taumaha
5. Ngā Whare Waka me ngā Whare Whakahaere
Ngā taunga rererangi me ngā whare taunga rererangi
Ngā hanganga maitai o te tauranga me te wāhi hanga kaipuke
Ngā whare putunga me ngā pokapū tohatoha logistics
1) Tari Peka - tautoko reo Pāniora, āwhina whakawātea tikanga, me ētahi atu.
2) Neke atu i te 5,000 tana o ngā taonga kei roto i te taonga, me te whānuitanga o ngā rahi
3) I tirotirohia e ngā whakahaere mana pēnei i a CCIC, SGS, BV, me TUV, me ngā takai paerewa mō te moana
Utauta Papatipu
He pai mō ngā utanga nui. Ka taea te whakatakoto tika i ngā rōra ki runga i te kaipuke, te whakarārangi rānei. Me whakatakoto ngā whāriki ārai-paheke ki raro me te mata o ngā rōra. Me wehe ngā rōra mā te whakamahi i ngā poro rakau, waea rānei, ā, me tiaki i te hau me te ua mā te whakamahi i ngā tāpaurini, i te hinu ārai-waikura rānei.
Ngā Painga: He nui te kaha ki te kawe, he iti te utu.
Kia mōhio: Me whai taputapu hiki motuhake. Me ārai i te waikura, i te kino rānei o te mata i te wā e kawe ana.
Utauta Ipu
He pai mō ngā utanga iti ki te rahi waenga. Ka takaihia takitahi ngā rōra, ā, ka rongoatia kia ārai i te waikura me te waikura; ka taea te whakanoho i ngā mea whakamaroke ki roto i te ipu.
Ngā Painga: He pai ake te tiakitanga, he ngāwari ki te pupuri.
Ngā huakore: Te utu nui ake, te iti o te kaha o te ipu.
P1: He aha ngā whakamahinga o te maitai ASTM A992?
Ko te maitai ASTM A992 e whakamahia nuitia ana i roto i ngā mahi hanganga pēnei i ngā anga me ngā hanganga whare, ngā tipu ahumahi, me te hanga hanganga maitai taumaha. He tino pai mō te whakarewa i ngā kurupae-H me ngā kurupae-I.
Q2: He aha ngā painga o te maitai ASTM A992?
He kaha te whakarewa o te maitai ASTM A992, he ngāwari te nekeneke, he pai te ngāwari ki te whakarewa, ā, he pumau hoki ōna āhuatanga, kia māmā ake ai te tu atu ki ngā kawenga, ā, he kōwhiringa pai rawa atu hoki mō te maitai hanganga e mau ana i te kawenga.
Q3: Ka taea e au te whakarewa me te tukatuka i te maitai ASTM A992?
Āe. He mea hanga motuhake te maitai A992 me te āheinga whakarewa tino pai, e whakarite ana i te tere, te kaha, me te pono o te whakarewa i te wā hanganga, me te āwhina hoki ki te whakaiti i te wā tukatuka.
Q4: Ko ēhea ngā ahumahi e whakamahi ana i ngā koiri maitai hurihuri-wera ASTM A992?
He whānuitia ngā whakamahinga o ngā koiri maitai ASTM A 992 i roto i te ahumahi, inā koa i roto i te hanganga, i ngā hanganga (ngā piriti me te kawe tereina), i te hanga taputapu ahumahi, i te whare putunga, me ngā kaupapa pūngao (pēnei i te hiko me ngā matū hinu), i ngā wāhi e nui ana te tono.
Q5: He aha ngā tikanga tuku me ngā takai kaweake e hiahiatia ana e koe?
Kei roto i ngā takai kaweake paerewa: 1) He paihere ā-wai i runga i te whānui me te matotoru o te maitai; 2) Te paninga hinu ārai waikura (e ai ki ngā hiahia o te kiritaki); 3) Te whakapakari ki ngā papa rakau, ki ngā anga maitai rānei. Mā tēnei ka tino watea te tuku i ngā utanga ipu me ngā utanga nui.
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