Akohia ngā Utu, ngā Whakatakotoranga me ngā Ine o te Pereti/Pepa Rino ASTM A709 Hou.
Pereti Rino Hanganga Mahi-Teitei ASTM A709 | Tau 36 / 50 / 50W / HPS 70W / HPS 100W
| Taonga | Ngā Taipitopito |
| Paerewa Rauemi | ASTM A709 |
| Tau | Tau 36, Tau 50, Tau 50W, Tau HPS 70W, Tau HPS 100W |
| Whānuitanga Noa | 1,000 mm – 2,500 mm |
| Roa Noa | 6,000 mm – 12,000 mm (ka taea te whakarite) |
| Kaha Kume | 400–895 MPa (85–130 ksi) |
| Te Kaha o te Hua | 250-690 MPa (36-100 ksi) |
| Painga | Kaha Teitei, Ātaahua Rawa, me te Pakeke Pai rawa atu mō ngā Whakamahinga Piriti me ngā Hanganga |
| Tirotiro Kounga | Whakamātautau Ultrasonic (UT), Whakamātautau Matūriki Aukume (MPT), ISO 9001, Tirotiro Tuatoru a SGS/BV |
| Tono | Ngā Piriti, Ngā Huarahi Matua, me ngā Hanganga Taumaha e Hiahia Ana ki te Kaha me te Pakeke Nui |
Te Hanganga Matū (Te Awhe Noa)
Te Hanganga Matū o te Pereti/Pepa Rino ASTM A709
| Huānga | Tau 36 | Tau 50 / 50S | Tau 50W (Huarere) | HPS 50W / HPS 70W |
| Waro (C) | ≤ 0.23% | ≤ 0.23% | ≤ 0.23% | ≤ 0.23% |
| Manganēhi (Mn) | 0.80–1.35% | 0.85–1.35% | 0.85–1.35% | 0.85–1.35% |
| Hiraka (Si) | 0.15–0.40% | 0.15–0.40% | 0.15–0.40% | 0.15–0.40% |
| Whēkau (P) | ≤ 0.035% | ≤ 0.035% | ≤ 0.035% | ≤ 0.035% |
| Whānariki (S) | ≤ 0.040% | ≤ 0.040% | ≤ 0.040% | ≤ 0.040% |
| Parahi (Cu) | 0.20–0.40% | 0.20–0.40% | 0.20–0.50% | 0.20–0.50% |
| Nikara (Ni) | – | – | 0.40–0.65% | 0.40–0.65% |
| Konukōmiuma (Kr) | – | – | 0.40–0.65% | 0.40–0.65% |
| Vanadium (V) | ≤ 0.08% | ≤ 0.08% | ≤ 0.08% | ≤ 0.08% |
| Korumiuma/Niobium (Nb) | ≤ 0.02% | ≤ 0.02% | ≤ 0.02% | ≤ 0.02% |
Āhuatanga Ā-ringa Pereti/Pepa Rino ASTM A709
| Tau | Kaha Kume (MPa) | Kaha Kume (ksi) | Kaha Hua (MPa) | Kaha Hua (ksi) |
| A709 Tau 36 | 400–552 MPa | 58–80 ksi | 250 MPa | 36 ksi |
| A709 Tau 50 | 485–620 MPa | 70–90 ksi | 345 MPa | 50 ksi |
| A709 Tau 50S | 485–620 MPa | 70–90 ksi | 345 MPa | 50 ksi |
| A709 Tau 50W (Rino Whakamātao) | 485–620 MPa | 70–90 ksi | 345 MPa | 50 ksi |
| A709 HPS 50W | 485–620 MPa | 70–90 ksi | 345 MPa | 50 ksi |
| A709 HPS 70W | 570–760 MPa | 80–110 ksi | 485 MPa | 70 ksi |
| A709 HPS 100W | 690–895 MPa | 100–130 ksi | 690 MPa | 100 ksi |
Rahi Pereti/Pepa Rino ASTM A709
| Tawhā | Awhe |
| Matotoru | 2 mm – 200 mm |
| Whānui | 1,000 mm – 2,500 mm |
| Roa | 6,000 mm – 12,000 mm (e wātea ana ngā rahi ritenga) |
Pāwhiritia te pātene kei te taha matau
1. Kōwhiringa Rauemi Mata
Ka whiriwhiria te rino kounga teitei, te para maitai rānei, kia tutuki ai te hanganga matū i ngā whakaritenga ASTM A709.
2. Te hanga maitai
Ka whakamahia ngā tikanga Ōumu Hāora Taketake (BOF) me te Ōumu Āwhata Hiko (EAF) hei whakarewa i ngā rauemi mata.
Ka tāpirihia ngā huānga whakarewa pērā i te manganese, te silicon, te parahi, te nickel, me te chromium hei whakatutuki i te taumata me ngā āhuatanga e hiahiatia ana.
3. Te Maka
Ka makahia te maitai rewa ki roto i ngā pereti ma te whakamahi i ngā tikanga maka tonu, maka ingota rānei.
4. Te Hurihuri Wera
Ka whakamahanahia ngā pereti ki ngā pāmahana teitei (~1200°C) ka hurihia hei pereti e rite ana te matotoru me te whānui e hiahiatia ana.
Mā te hurihuri me te whakamatao e whakahaeretia ana ka whakarei ake i ngā āhuatanga hangarau pēnei i te kaha tuku me te pakari.
5. Maimoatanga Wera (mēnā e hiahiatia ana)
Ko ētahi momo (hei tauira, HPS) ka tineihia, ka whakamahanatia rānei hei whakapai ake i te kaha, te pakari, me te ngāwari ki te whakarewa.
6. Te Maimoatanga Mata
Ka tangohia te unahi o ngā pereti (te whakapūkara, te pupuhi pupuhi) hei tango i ngā paparanga waikura, hei whakarite hoki mō te tukatuka atu, mō te paninga rānei.
7. Te tapahi me te whakaoti
Ka tapahia ngā pereti ki ngā rahi kua tohua, ka tirotirohia, ka whakamatautauria hoki mō ngā āhuatanga hangarau, te hanganga matū, me te tika o ngā āhuatanga, e ai ki ngā paerewa ASTM A709.
8. Mana Whakahaere me te Tirotiro Kounga
Ka whakamatautauria ia pereti e te kaha:
Ngā whakamātautau kaha kume me te kaha tuku
Ngā whakamātautau pānga Charpy
Te whakamātautau ultrasonic, te whakamātautau ultrasonic rānei mō ngā hapa o roto
Te tirotiro i ngā āhuatanga me te mata
9. Tākai me te Tukunga
Ka paiherea ngā pereti kua oti, ka tāpirihia he tapanga, ā, ka whakaritea mō te tuku ki ngā kiritaki, ki ngā papa hanga rānei.
Ko ngā pereti maitai STM A709 he pereti maitai hanganga kaha-teitei, iti-koranu, i hangaia mō te whakamahi i roto i ngā piriti me ētahi atu tono hanganga taumaha. Nā te whakakotahitanga o te kaha, te pakari, me te āheinga whakarewa, he mea tino pai mō ngā kaupapa hanganga nui.
Ngā Taupānga Noa:
Te Hanga Piriti
Ngā taura matua me ngā taura aho
Ngā pereti papa
Ngā papa piriti Orthotropic
Ngā piriti huarahi, rēriwe, me ngā piriti hīkoi
Ngā Kaupapa Hanga Taumaha
Ngā whare ahumahi me ngā whare putunga
Ngā kerēne nui me ngā hanganga tautoko
Ngā pourewa tuku me ngā hanganga ratonga
Ngā Hanganga Moana me te Tai Hauāuru
Ngā tauranga me ngā taunga
Ngā papaaho o waho
Ngā hanganga tiaki takutai
Ētahi atu Whakamahinga Motuhake
Ngā taiepa pupuri
Ngā hanganga tiaki i ngā wāhi pānga nui
Ngā wāhanga e hiahia ana ki te pakari teitei me te mahi pāmahana iti
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
| Kāore. | Tuemi Tirotiro | Whakaahuatanga / Ngā Whakaritenga | Ngā Utauta i Whakamahia |
| 1 | Arotake Tuhinga | Manatokohia te MTC, te māka rauemi, ngā paerewa (ASTM/EN/GB), te tau wera, te puranga, te rahi, te rahinga, ngā āhuatanga matū me ngā āhuatanga ā-ringa. | MTC, ngā tuhinga ota |
| 2 | Tirotiro Tirohanga | Tirohia mēnā he kapiti, he kopikopiko, he whakaurunga, he pokapoka, he waikura, he unahi, he karawarawa, he poka, he piupiu, he kounga rānei o te taha. | Tirotiro tirohanga, rama, whakanui |
| 3 | Tirotiro Ahu | Inehia te matotoru, te whānui, te roa, te papatahi, te tapawhā o te taha, te peka koki; whakaūtia mēnā ka tutuki ngā paerewa ASTM A6/EN 10029/GB. | Te ine ine, te rīpene ine, te rūri maitai, te ine matotoru ultrasonic |
| 4 | Manatoko Taumaha | Whakatauritehia te taumaha tuturu ki te taumaha ariā; whakaūtia kei roto i te manawanui e whakaaetia ana (te tikanga ±1%). | Pauna taumaha, tātai taumaha |
1. Ngā Paihere Whakarārangi
-
Kua whakarārangihia ngā pereti rino kia rite ki te rahi.
-
Ka whakatakotoria ngā āputa rakau, rino rānei i waenganui i ngā paparanga.
-
Ka herea ngā paihere ki ngā whitiki maitai.
2. Tākai Pouaka, Papa rānei
-
Ka taea te tākai i ngā pereti iti, kounga teitei rānei ki roto i ngā pouaka rakau, i runga rānei i ngā papa.
-
Ka taea te tāpiri i ngā rauemi ātete makuku pērā i te pepa ātete waikura, te kiriata kirihou rānei ki roto.
-
He pai mō te kaweake, ā, he ngāwari te kawe.
3. Tukunga Papatipu
-
Ka taea te kawe i ngā pereti nunui mā te kaipuke, mā te taraka rānei.
-
Ka whakamahia ngā papa rakau me ngā rauemi tiaki hei ārai i te tukinga.
He pai te mahi tahi a ngā kamupene kaipuke pēnei i a MSK, MSC, COSCO, ā, he pai te ratonga kawe ratonga, he pai hoki te mekameka ratonga kawe ratonga ki a koe.
E whai ana mātou i ngā paerewa o te pūnaha whakahaere kounga ISO9001 i roto i ngā tukanga katoa, ā, he tino kaha tā mātou whakahaere mai i te hoko rauemi tākai ki te whakaritenga waka kawe. Mā tēnei ka whakamanahia te haere o ngā hihi-H mai i te wheketere tae noa ki te wāhi kaupapa, ā, ka āwhina i a koe ki te hanga i tētahi turanga pakari mō tētahi kaupapa kore raruraru!
1. He aha te pereti maitai ASTM A709?
He pereti maitai hanganga kaha-teitei, iti-koranu te ASTM A709, e whakamahia ana i roto i ngā piriti, i ngā hanganga taumaha, me ngā kaupapa hanganga. He tino pakari, he ngāwari ki te whakarewa, he pakari hoki i roto i ngā taiao o waho me ngā taiao taumaha-nui.
2. Ka taea te whakarewa i te maitai ASTM A709?
Āe. Ka taea te whakarewa i ngā momo katoa, engari me whakamahana tika i mua me te whakamahana i muri i te whakarewa mō ngā pereti matotoru, ngā taiao pāmahana iti rānei. Me āta whakarewa ngā momo huarere kia mau tonu te ātete ki te waikura.
3. He aha ngā rahi me ngā matotoru e wātea ana?
Te matotoru o te pereti: 6 mm – 250 mm te nuinga
Whānui: Tae atu ki te 4,000 mm i runga i te kaihanga
Roa: 12,000 mm te nuinga, engari ka taea te whakarite
4. He aha te rerekētanga i waenganui i te ASTM A709 me te ASTM A36?
He kaha ake te ASTM A709, he pakari ake, ā, he kōwhiringa ngā āhuatanga ātete huarere.
He maitai waro paerewa te ASTM A36, mō ngā tono hanganga whānui te nuinga, kāore i te arotauhia mō ngā piriti, mō ngā taiao uaua rānei.
5. Me pēhea te whakamātautau i te pereti maitai ASTM A709?
Ngā whakamātautau kume hei manatoko i te hua me te kaha mutunga kore
Ngā whakamātautau pānga o te Charpy mō te pakari i ngā pāmahana iti
Tātari matū hei whakaū i te hanganga o te koranu
Ngā tirotirohanga papatahi me ngā āhuahanga
6. He aha i whiriwhiri ai i te pereti maitai ASTM A709?
He kaha teitei mō te taumaha iti
He tino pai te mahi whakarewa me te mahi hanga
Ngā momo ātete huarere whiriwhiri mō te roa o te mau
He pai mō ngā taiao pāmahana iti me te ahotea nui
Ngā Taipitopito Whakapā
Wāhitau
Te rohe ahumahi whanaketanga o Kangsheng,
Takiwa o Wuqing, taone nui o Tianjin, Haina.
Ī-mēra
Ngā Hāora
Mane-Rātapu: Ratonga 24-hāora
