Ngongo maitai ASTM A210 he ngongo maitai kore hononga waro waenga e whakamahia ana hei ngongo poiha me ngā ngongo whakamahana nui mō ngā taiao pāmahana teitei me te pēhanga teitei, pērā i ngā teihana hiko me ngā poiha ahumahi.
Ngā Pātene Whakatere
Te whānuitanga o te rahi o te ASTM A210
Ngā Rauemi Mata
Taumata ASTM A210
Tukanga Whakaputa Ngongo Rino Korekore ASTM A210
Te Maimoatanga Wera
Ngā Wāhanga Matū
Ngā Āhuatanga Mīhini
Whakamātautau Pakari
Ētahi atu Whakamātautau
Whakaoti Mata
Te Whakatū Mahi
Tohu ASTM A210
Ngā tono o ASTM A210
Ā Mātou Hua e Pā Ana
Te whānuitanga o te rahi o te ASTM A210
Diameter o Waho: 1/2inihi (12.7mm) ≤ OD ≤5inihi (127mm)
Matotoru o te Pakitara: 0.035 inihi (0.9mm)≤ Taumaha ≤0.500 inihi (12.7mm)
Ka taea te whakarato i ngā ngongo he rerekē ngā rahi, ki te tutuki i aua ngongo ngā whakaritenga katoa o tēnei whakatakotoranga.
Ngā Rauemi Mata
Te Mahi Hanga Rino--Me whakamate te maitai.
Ko te maitai kua whakamatea e pā ana ki te tāpiri i ētahi nui o ngā tango waikura pērā i te silicon, te konumohe, me te manganese i te wā e rewa ana te maitai.
Ka taea e ēnei tāpiringa te tauhohe ki te hāora i roto i te maitai hei whakaputa waikura totoka, ā, ka whakaitihia te nui o te hāora i roto i te maitai, ka ārai hoki i te hanganga o ngā whakaurunga waikura.
Taumata ASTM A210
E rua ngā taumata e wātea ana mō te ASTM A210:Taumata A-1 me Taumata C.
Tukanga Whakaputa Ngongo Rino Korekore ASTM A210
Me hanga ngā paipa rino mā te tukanga tuimotu, ā, mewera-oti or kua oti te whakamataoe ai ki te mea kua tohua.
Ko te tikanga, ko ngā paipa rino he nui ake i te 30 mirimita te whānui ka oti te whakakī ki te wera, ā, ko ngā mea he iti iho i te 30 mirimita te whānui, he oti te whakakī ki te matao. Ehara tēnei tikanga wehewehe i te mea tino tika, engari ka taea te whakamahi hei huarahi tere, ngāwari hoki ki te whakatau i te tikanga tukatuka o te paipa rino kore hononga.
Te Maimoatanga Wera
Kāore e hiahiatia he maimoatanga wera mō ngā ngongo kua oti te whakamahana.
Me whakamātao ngā ngongo kua oti te whakamatao ki raro i te arohaehae, ki te whakamātao katoa, ki te maimoatanga wera whakataurite rānei i muri i te tukanga whakaotinga whakamatao whakamutunga.
Ngā Wāhanga Matū
| Huānga | Taumata A-1 | Tau C |
| C (Waro), mōrahiA | 0.27 | 0.35 |
| Mn (Mangane) | 0.93 mōrahi | 0.29-1.06 |
| P (Pūhā), mōrahi | 0.035 | 0.035 |
| S (Whānariki), mōrahi | 0.035 | 0.035 |
| Si (Hikona), min | 0.1 | 0.1 |
| Mō ia whakahekenga o te 0.01% i raro i te mōrahi waro kua tohua, ka whakaaetia te pikinga o te konupūmā ki runga ake i te mōrahi kua tohua o te 0.06% tae atu ki te mōrahi o te 1.35%. | ||
Mā ēnei whakaritenga hanganga matū ka whakarite kia rawaka te kaha o ngā ngongo me te ātete ki te pāmahana.
Ngā Āhuatanga Mīhini
Kāore ngā whakaritenga āhuatanga ā-mīhini e pā ki ngā ngongo iti iho i te1/ 8he [3.2 mm] te whānui o roto, he 0.015 inihi rānei [0.4 mm] te matotoru.
| Rārangi | Uint | Taumata A-1 | Tau C | |
| Kaha kume, min | ksi | 60 | 70 | |
| MPa | 415 | 485 | ||
| Te kaha o te tuku, min | ksi | 37 | 40 | |
| MPa | 255 | 275 | ||
| Te whakaroa in50 mm (2 inihi), min | Mō ngā whakamātautau rīpene roa, me tango he tangohanga mō ia hekenga 1/32-inihi [0.8-mm] o te matotoru o te pakitara i raro i te 5/16 inihi [8 mm] mai i te roanga iti rawa taketake o ngā ōrau e whai ake nei. | % | 1.5A | 1.5A |
| Ina whakamahia he ine porowhita paerewa 2-inihi, 50-mm rānei te roa, he tauira iti ake rānei te rahi me te roa ine e ōrite ana ki te 4D (e whā ngā wā te whānui) | 22 | 20 | ||
| ATirohia te Ripanga 4 mō ngā uara iti rawa kua tatauhia. | ||||
Kei te Ripanga 4 ngā uara whakaroa iti rawa kua tatauhia mō ia1/32te hekenga o te matotoru o te pakitara he 0.8 mm.
Mēnā kei waenganui i ngā uara e rua kua whakaaturia i runga ake nei te matotoru o te pakitara, me whakatau te uara whakaroa iti rawa mā te whārite e whai ake nei:
Ngā waeine emepaea (in): E = 48t+15.00
Ine SI (mm): E = 1.87t+15.00
kei hea:
E = te roa i roto i te 2 inihi, 50 mm rānei, %,
t = te matotoru tuturu o te tauira.
Whakamātautau Pakari
Me whakahaere ngā whakamātautau pakeke a Brinell, a Rockwell rānei ki ngā tauira mai i ngā ngongo e rua o ia rota.
ASTM A210 Tau A-1:79-143 HBW
ASTM A210 Tau C: 89-179 HBW
Ko te HBW e pā ana ki te ine i te pakeketanga o Brinell, ko te "W" e tohu ana i te whakamahinga o te pōro carbide hei poka.
Ētahi atu Whakamātautau
Whakamātautau Whakapapatahi
Whakamātautau Mura
Whakamātautau Hiko Waipū, Hiko Kore-Whakangaro rānei
Whakaoti Mata
Ka taea te whakapūkara, te pahū rānei, ngā mea e rua rānei, ā, he mea whakaae tēnei wāhanga, ā, ko te kōwhiringa kei runga i te whakaaetanga i waenganui i te kaiwhakamahi me te kaihanga.
Ko te whakamahi nui i te pīkara hei tango i ngā paparanga waikura me ētahi atu poke i te mata o ngā paipa rino.
Ka whakamahia te pupuhi pupuhi hei horoi i te mata, hei whakapakari hoki i tōna kaha piri.
Ehara i te mea ko te kounga o te mata o te paipa anake ka pā ki ēnei maimoatanga, engari ka pā pea ki ngā āhuatanga whakamutunga o tōna whakamahinga.
Te Whakatū Mahi
Ina whakaurua ki roto i te pōro, me tū ngā ngongo me te whakawhanui me te whakapiko, me te kore e kitea he kapiti, he hapa rānei. Ina tika te whakahaere, ka tū ngā ngongo whakamahana nui ki ngā mahi hanga, whakarewa, me te piko katoa e tika ana mō te tono me te kore e puta he hapa.
Tohu ASTM A210
Me mārama te tohu i ngā mea e whai ake nei:
Ingoa, tohu rānei a te kaihanga.
Ngā whakaritenga o te paipa (rahi, matotoru o te pakitara, me ētahi atu).
Te taumata paipa.
Te momo hanga o te paipa maitai: he mea wera, he mea matao rānei.
Ngā tono o ASTM A210
E whakamahia ana i roto i te hanga i ngā kohua iti ki te rahi waenga o te pēhanga iti, pērā i ngā kohua tū-ake, ngā kohua noho-iho, me ētahi atu kohua e whakamahia ana mō te whakamahana ahumahi, whare noho rānei.
Ko ngā whakamahana nui he wāhanga o te pōro e whakamahia ana hei whakaara ake i te pāmahana o te mamaoa ki runga ake i tōna pāmahana kohua, ā, he pai ngā ngongo ASTM A210 mō te hanga i ēnei wāhanga pāmahana-tiketike.
Ā Mātou Hua e Pā Ana
He kaihanga me te kaiwhakarato paipa maitai waro kounga teitei mātou nō Haina, ā, he kaihokohoko paipa maitai kore hononga hoki mātou, e tuku ana i te whānuitanga o ngā otinga paipa maitai ki a koe!
ngā tohu: astm 210, pūwero, kore hononga, wera-oti, makariri-oti, whakamahana nui, kaiwhakarato, kaihanga, wheketere, kaihokohoko, kamupene, hoko rarawe, utu, korero, nuinga, hei hoko, utu.
Wā tuku: Paenga-whāwhā-24-2024