Kimihia ngā whakaritenga me ngā rahi o te rarangi pereti maitai hurihuri wera hou.
Pereti Rino Hurihia Wera ASTM A992 – Rino Hanganga Kaha Teitei mō te Hanganga
Ko te ASTM A992 he maitai hanganga kaha-teitei, he iti-koranu (HSLA) kua noho hei maitai paerewa mō te hanganga whare me te miihini ā-iwi i te Hononga o Amerika. Ahakoa e whakamahia whānuitia ana mō ngā kurupae-H me ngā kurupae-W, kua tohua hoki mō ngā rau maitai hurihuri-wera i roto i ngā tono e hiahia ana kia pai te whakarewa me te kaha teitei.
Ngā pereti maitai ASTM A992e whakamahia whānuitia ana i roto i ngā hanganga e hiahia ana kia kaha te kaha, kia pakari te tinana, kia pai hoki te whakarewa. He whānuitia te whakamahinga i roto i ngā hanganga maitai mō ngā piriti, ngā whare ahumahi, me ngā hanganga taumaha.
Ngā Āhuatanga Matua:
Te ōwehenga kaha-ki-taumaha teitei
He tino pai te whakarewa
He pai te ngāwari me te mahi rū whenua
Mā te hanganga matū pumau ka pumau te hanganga
ASTM A992 Pereti Rino Hurihia Wera – Hanganga Matū (Pereti Rino Hurihia Wera)
| Huānga | Ihirangi (%) |
| Waro (C) | ≤ 0.23 |
| Manganēhi (Mn) | 0.50 – 1.50 |
| Whēkau (P) | ≤ 0.035 |
| Whānariki (S) | ≤ 0.045 |
| Hiraka (Si) | 0.15 – 0.40 |
Pereti Rino Hurihia Wera ASTM A992– Ngā Āhuatanga Ā-Mīhini (Pereti Rino Hurihia Wera)
| Taonga | Whakaritenga |
| Te Kaha o te Hua | ≥ 345 MPa (50 ksi) |
| Kaha Kume | 450 – 620 MPa |
| Te whakaroa | ≥ 18% |
| Te Tauwehenga o te Āhuatanga | ~200 GPa |
Ngā Tuhipoka:
- Mā te pereti 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
Ngā anga whare rino me ngā hanganga teitei
Ngā piriti me ngā ara tere
Ngā whare hanga ahumahi me ngā whare putunga
Ngā pereti turanga mīhini taumaha
Ngā kaupapa takutai moana me ngā kaupapa hanganga
Ngā wāhanga hanganga kua hangaia
He kaha ake te kaha whakaputa i te ASTM A36
He ātete ru pai ake mō ngā hanganga whare
He tino pai te whakarewa me te kore e whakamahana i te nuinga o te wā
Kua pai ake te ōritetanga mō ngā waehere hoahoa hanga hou
Ka whakaiti i te whakamahinga maitai me te pupuri tonu i te kaha kawenga
Matotoru:6 mm – 200 mm (ka taea te whakarite)
Whānui:1000 mm – 2500 mm
Roa:6000 mm – 12000 mm, tapahia rānei kia rite ki te roa
Mata:He mea huri wera, he mea pango, he mea pīkara, he mea pani ki te hinu (whiringa)
Te tuku pumau o ngā pereti maitai hanganga ASTM A992
Te whakahaere kounga tino pakari i raro i ngā paerewa ISO
Tautoko tapahi me te hanga ritenga
Tukunga tere mō ngā kaupapa hanga o te ao
Tautoko katoa mō ngā tuhinga kaweake (MTC, CO, SGS)
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
1️⃣ Utauta Papatipu (Pereti Rino)
He pai mō ngā tuku pereti rino nui. Ko ngā pereti he mea whakatakoto papatahi, he mea paihere rānei, ā, ka utaina tika ki runga i ngā kaipuke. Kei raro ngā moenga rakau, ngā papa ārai-paheke rānei, me ngā papa rakau, ngā wehewehe rānei i waenganui i ngā paparanga pereti. Ka herea ngā paihere ki ngā whitiki rino, ā, ka tiakina te mata mā te whakamahi i ngā taupoki ārai-ua, te hinu ārai-waikura rānei hei whakaiti i te waikura i te wā e kawe ana.
Ngā Painga:
Te kaha kawenga teitei
Te utu kawe iti iho mō ia tana
Ngā Tuhipoka:
Me whakamahi i ngā taputapu hiki motuhake pērā i ngā kerēne, ngā forklift, ngā taputapu hiki aukume rānei.
Me karo i te mākūkū, ngā rakuraku mata, me te rerekētanga o te āhua i te wā e whakahaeretia ana, e haria ana hoki.
2️⃣ Utauta Ipu (Pereti Rino)
He pai mō ngā uta waenga ki te iti, mō ngā pereti rino rānei he nui ake ngā whakaritenga mata. Ka tākaihia ngā pereti ki roto i ngā paihere, ka rongoatia ia pereti ki te parewai me te ārai-waikura, ā, ka whakapirihia ki runga i ngā papa rakau, ki ngā anga rānei. Ka taea te whakanoho i ngā whakamaroke ki roto i te ipu hei whakaiti i te makuku.
Ngā Painga:
He tino pai te tiaki i te makuku me te kino miihini
He māmā ake, he haumaru ake hoki te whakahaere
Ngā ngoikoretanga:
Te utu tuku teitei ake
Te whakaiti i te whai huatanga o te utaina nā te iti o te rahi o te ipu
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.
1. He aha te whakamahinga o te Pereti Rino ASTM A992?
He wharekai tēnei mō te hanganga whare, te piriti, te tipu me ngā mahi taumaha, ā, ka taea te whakamahi mō te hanga whare me te kaha teitei me te haumaru.
2. He aha te kaha o te maitai A992?
Ko te kaha whakaputa iti rawa ko te 345 MPa (50 ksi), ā, ko te kaha kume ko te 450–620 MPa te tikanga, ka taea te whakamahi mō te hanganga e mau ana i te kawenga.
3. He aha te rerekētanga o ASTM A992 i ASTM A36?
He kaha ake te ASTM A992, he pakari ake, he ngāwari hoki ki te whakarewa i te ASTM A36, ā, he tika ake hoki te tutuki i ngā whakaritenga o te hanganga hou me te hoahoa rū whenua.
4. He pereti pai te ASTM A992 mō te whakarewa?
Āe. He tino pai te āhua o te whakarewa, ā, e whakamahia whānuitia ana i roto i ngā urobajan, kāore he tukanga whakamahana uaua i raro i ngā āhuatanga noa.
5. Me pēhea te tākai me te tuku i te Pereti Rino ASTM A992?
He whitiki maitai kei roto i ngā pereti, he mea hipoki ki te wai ārai-wai, ā, he MTC (Mill Test Certificate) hei whakarite kia taea te whai me te tirotiro i te kounga o ngā kaweake.
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