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1. Womic Steel: Ngā Pūkenga Hanga me te Kaha o te Kamupene
He kaihanga matua a Womic Steel Group, he kaihokohoko hoki o te ao, me te neke atu i te 20 tau o te tohungatanga ki te whakaputa hua ngongo waro, koranu, me te maitai kore waikura. Ko tā mātou whare whakaputa paipa SSAW hou rawa atu e kapi ana i te kaha whakaputa whānui neke atu i te 15,000 tana ia marama mō ngā paipa hanganga whakarewa porowhita i raro i te wai, e mahi ana ki ngā kaupapa hanga, hanganga, me ngā kaupapa ahumahi puta noa i te ao.
Awhe Rahi Whakaputa mō te Paipa Hanganga SSAW:Ko te whānui o waho mai i te 219mm ki te 3,000mm (8 inihi ki te 120 inihi) mō te tukanga SSAW. Ko te matotoru o te pakitara mai i te 5.0mm ki te 25.4mm. Ko te roa takitahi mai i te 6m ki te 18m te paerewa, me ngā roa ritenga tae atu ki te 60m e wātea ana mō ngā kaupapa turanga hōhonu me ngā kaupapa hanganga.
Ngā Tiwhikete Kounga me ngā Whakatutukitanga Ture:
ISO 9001:2015 Whaimana:Pūnaha Whakahaere Kounga mō te hanga paipa hanganga me ngā tukanga whakahaere kounga, kia rite ai te kounga o te hua me te whakapai tonu puta noa i ngā mahi hanga katoa.
Raihana Monogram API 5L:Kei a Womic Steel te raihana API 5L mō te hanga paipa raina, e whakaatu ana i tō mātou whakapau kaha ki ngā paerewa hanga kounga teitei.
Tohu CE (PED 2014/68/EU):Ka tutuki ā mātou paipa hanganga i te European Pressure Equipment Directive (PED) 2014/68/EU. E wātea ana te tohu CE mēnā ka tonoa.
Tiwhikete EN 10204 3.2:Haunga ngā Tiwhikete Whakamātautau Mira paerewa 2.2 me te 3.1, ka tukuna e mātou ngā hua me te Tiwhikete Tirotiro 3.2, kua whakamanahia e ngā rōpū tuatoru kua whakamanahia e te EU.
Ngā Whakaaetanga Tirotiro-Tuatoru (TPI):Kua whakaaetia, kua arotakehia hoki ā mātou hua me ngā tukanga whakaputa e ngā tari nui o te ao tae atu ki a SGS, BV, TÜV, me DNV.
Ngā Tiwhikete Tāpiri e Wātea ana:ISO 14001:2015, ISO 45001:2018
Te Whakamihi Ao Whānui:He kaiwhakarato pono a Womic Steel ki ngā kaimahi kirimana EPC o te ao, ngā kamupene hanga, me ngā kaiwhakawhanake hanganga, e mahi ana ki ngā whenua neke atu i te 80 puta noa i te ao.
2. ASTM A500 GR.B: Te Hanganga o ngā Rauemi me ngā Āhuatanga Mahi
ASTM A500 GR.BKo te paerewa Amerika tēnei mō ngā ngongo hanganga maitai waro kua whakarewahia, kua whakapūmauhia, ā, he porowhita te āhua. Ko te tohu "GR.B" e tohu ana i te Taumata B, e tuku ana i te kaha whakaputa iti rawa o te 315 MPa (46,000 psi) me te kaha kume iti rawa o te 400 MPa (58,000 psi). Ko te Taumata B te taumata e whakamahia whānuitia ana mō ngā tono hanganga, e tuku ana i te taurite pai o te kaha, te āheinga whakarewa, me te āheinga hanga.
He mea hanga motuhake te ASTM A500 GR.B mō ngā tono hanganga, he tino pai te kaha ki te whakarewa mō te hononga papa, he pai te ngāwari mō te piko me te hanga, ā, he kaha rawaka mō ngā hanganga e mau ana i te kawenga. Ki te whakatauritea ki ngā momo pou ASTM A252, he kikī ake ngā ātete ā-ahu o te A500 GR.B, ā, he mea hanga mō te anga hanganga kaua mō ngā tono taraiwa.
Te Hanganga Matū (Tātaritanga Koro, % mā te papatipu):
| Huānga | ASTM A500 GR.B (Mōrahi %) |
| C | 0.26 |
| Mn | 1.35 |
| P | 0.035 |
| S | 0.035 |
| Cu | 0.20 (ina tohua) |
Kia mōhio: He iti ake ngā here o te ASTM A500 GR.B mō te whākōkī me te whanariki ki te whakaritea ki te ASTM A252, ā, he pai ake te kaha whakarewa me te pakari mō ngā tono hanganga.
Ngā Āhuatanga Ā-ringa (Pāmahana Rūma):
| Taonga | ASTM A500 GR.B |
| Kaha Hua (min) | 315 MPa (46,000 psi) |
| Kaha Kume (min) | 400 MPa (58,000 psi) |
| Te roa (min) | 23% (mō te ine 50mm) |
| Te pakeketanga (mōrahi) | 85 HRB |
Kia mōhio: He roa ake te whakaroa o te ASTM A500 GR.B (23%) ki te whakaritea ki ngā momo pou, e tohu ana i te ngāwari ake mō te hanga hanganga me te piko.
Te Whakataurite i ngā Tohu Ngongo Hanganga ASTM A500:
| Tau | Kaha Hua (MPa) | Kaha Kume (MPa) | Te Whakamahinga Noa |
| GR.A | 290 | 380 | Ngā tono hanganga māmā |
| GR.B | 315 | 400 | Hanganga whānui, anga whare |
| GR.C | 345 | 425 | Ngā hanganga taumaha, ngā tono kawenga teitei |
Kia mōhio: Mō ngā tono hanganga tino uaua e hiahia ana kia kaha ake, me whai whakaaro ki te ASTM A500 GR.C, ASTM A572 GR.50 rānei.
3. Te Awhe Ahu me te Whakatutukitanga Paerewa
Ka tukuna e Womic Steel ngā paipa hanganga ASTM A500 GR.B SSAW puta noa i te whānuitanga o ngā āhuatanga, e tutuki ana i ngā paerewa o te ASTM A500 me ngā paerewa o te ao e pā ana. He pai rawa te tukanga SSAW (Spiral Submerged Arc Welded) mō ngā tono hanganga whānui.
| Taonga | Whakatakotoranga |
| Paerewa | ASTM A500 (GR.A, GR.B, GR.C) |
| Tukanga Hanga | SSAW (Whakapiripiri Porowhita Rukuhia) - 219mm-3,000mm OD |
| Awhe Diameter o Waho | 219mm – 3,000mm (8" – 120") |
| Awhe Matotoru o te Pakitara | 5.0mm – 25.4mm |
| Awhe Roa | Paerewa: 6m, 12m, 18m / Ritenga: tae atu ki te 60m |
| Whakamutunga Whakamutunga | Pito Maeneene (PE) / Pito Whakapiko (BE) |
| Whakaotinga Mata | Tahanga / Hinuhia / Pango Paninga / Whakatakotoria / Pirau |
| Ngā Manawanui | OD: ±0.5% / Taumaha: ±10% / Roa: +50mm -0mm |
4. Ngā Ahu me ngā Whakatakotoranga e Wātea ana - Paipa Hanganga ASTM A500 GR.B SSAW
Paipa Hanganga SSAW (219mm – 3,000mm OD)
| Ō (mm) | Ngā Kōwhiringa Matotoru o te Pakitara (mm) | Taumaha (kg/m) | Roa Paerewa |
| 219 – 325 | 5.0, 6.0, 8.0, 10.0, 12.5 | 26.4 – 96.3 | 6m / 12m |
| 325 – 426 | 5.0, 6.0, 8.0, 10.0, 12.5, 14.0 | 39.5 – 142.2 | 6m / 12m |
| 426 – 530 | 6.0, 8.0, 10.0, 12.5, 14.0, 16.0 | 62.1 – 202.8 | 6m / 12m / 18m |
| 530 – 630 | 6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0 | 77.5 – 271.6 | 6m / 12m / 18m |
| 630 – 820 | 6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0 | 92.3 – 394.6 | 6m / 12m / 18m |
| 820 – 1,020 | 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0 | 160.2 – 541.5 | 6m / 12m / 18m |
| 1,020 – 1,220 | 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 199.8 – 736.5 | 6m / 12m / 18m / 24m |
| 1,220 – 1,420 | 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 298.4 – 859.8 | 6m / 12m / 18m / 24m |
| 1,420 – 1,620 | 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 347.7 – 983.2 | 6m / 12m / 18m / 24m |
| 1,620 – 2,000 | 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 476.1 – 1,217.4 | 6m / 12m / 18m |
| 2,000 – 2,500 | 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 588.5 – 1,527.2 | 6m / 12m / 18m |
| 2,500 – 3,000 | 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 736.5 – 1,841.7 | 6m / 12m / 18m |
Kia mōhio: Kei te wātea ngā ine ritenga i waho atu i ēnei awhe ina tonoa.
5. Ngā Paerewa Hanganga Rino Noa i Hangaia e Womic Steel
| Paerewa | Ngā Tohu Rino | Te Whakamahinga Noa |
| Ngā Paerewa Hanganga ASTM | ||
| ASTM A500 | GR.A, GR.B, GR.C | Ngā ngongo hanganga whakarewa-makariri |
| ASTM A501 | GR.A, GR.B | Ngā ngongo hanganga wera-hanga |
| ASTM A252 | GR.1, GR.2, GR.3 | Ngā puranga paipa rino mō te turanga hohonu |
| ASTM A572 | GR.42, GR.50, GR.60, GR.65 | Te maitai hanganga iti-koranu kaha-teitei |
| ASTM A36 | A36 | maitai waro hanganga whānui |
| Ngā Paerewa Hanganga EN | ||
| EN 10219 | S235JRH, S275JRH, S355JRH, S355J2H | Ngā wāhanga hanganga tuwhera kua whakarewahia i hangaia i te makariri |
| EN 10025 | S235JR, S275JR, S355JR, S355J2 | Te maitai hanganga wera-hurihuri |
| Ētahi atu Paerewa | ||
| AS 1163 | C250, C350, C450 | Ngā wāhanga hanganga tuwhera paerewa o Ahitereiria |
| CSA G40.21 | 44W, 50W, 50A | Te maitai hanganga paerewa o Kanata |
| JIS G3444 | STK290, STK400, STK490, STK540 | Ngā ngongo maitai waro mō te whakairinga hanganga |
Whakamahinga:Te hanga whare, ngā hononga piriti, ngā pou, ngā turanga moana, ngā whare ahumahi, ngā papa tākaro, ngā whare whakaaturanga, ngā taunga rererangi, ngā hanganga pourewa, ngā tautoko miihini, ngā papa taputapu
6. Tukanga Hanga - Paipa Hanganga SSAW (Spiral Submerged Arc Welded)
Te Tukanga Hanga SSAW mō ngā Paipa Hanganga (219mm – 3,000mm OD):
Tirotiro Rauemi Mata (Koiri):Ka manatokohia ngā koiri maitai hurihuri wera e haere mai ana mō te hanganga matū, ngā āhuatanga miihini, me te kounga o te mata e ai ki ngā whakaritenga ASTM A500 GR.B. Ka tohaina he tau wera ahurei ki ia koiri hei whakarite i te whai i ngā rauemi puta noa i te whakaputanga.
Te Wetewete me te Whakatakotoranga:Ka utaina ngā koiri rino ki runga i te wetekōiri, ka whāngaihia mā roto i tētahi mīhini whakataurite tika hei whakahāngai i te rīpene, hei tango i te huinga koiri, hei whakarite hoki i te papatahi ōrite mō te hanganga porowhita ōrite.
Te Huri me te Kutikuti i te Tapa:Ka mirahia ngā taha roa e rua o te rīpene maitai, ka tapahia kia tika te whānui (±0.5mm). Mā te whakarite taha ka hangaia he mata ma, whakarara e tika ana mō te hanganga whakarewa porowhita kounga teitei.
Te Hanga Porowhita:Ka whāngaihia te rīpene kua whakatauritea ki roto i tētahi mīhini hanga porowhita i tētahi koki porowhita e whakahaeretia ana. Ka hangaia tonutia te rīpene kia rite ki te āhua porowhita porowhita, me ngā taha e whakarārangihia ana hei whakarewa.
Te Whakarewa Āwhata Ruku-ā-roto (SAW):Ka whakarewaina tuatahitia te hononga porowhita o roto mā te whakamahi i ngā taputapu whakarewa pewa ruku aunoa me te huinga rerenga me te waea e tika ana.
Te Whakarewa Āwhata Ruku o Waho (SAW):Ka whakarewaina te hononga porowhita o waho i muri tonu i te whakarewatanga o roto, mā te whakamahi i ngā taputapu whakarewa pewa ruku aunoa.
Te tapahi ki te roa:Ka tapahia te paipa whakarewa porowhita tonu ki ngā roa kua tohua mā te whakamahi i ngā pūnaha tapahi plasma aunoa, hāora rānei.
Whakamātautau Kore-Whakangaro (NDT):
Whakamātautau Ultrasonic 100% (UT):Ka tirotirohia e te pūnaha UT aunoa te hononga whakarewa porowhita katoa me te tinana paipa katoa mō ngā whakapiringa, ngā whakaurunga, te korenga o te hanumi, me ētahi atu momotu.
Whakamātautau Irirangi (RT):Tirotiro hihi-X, hihi-kama rānei o te hononga whakarewa (te roa ira, te roa katoa rānei e ai ki te tohu).
Tirotiro Matūriki Aukume (MPI):Te tirotiro i ngā matimati whakarewa me te rohe e pāngia ana e te wera mō ngā kapiti mata.
Whakamātautau Waipūmau (Whiringa):E wātea ana i runga i te tono a te kiritaki.
Whakamutunga Whakamutunga:Ngā pito papatahi (tapahanga tapawhā) ngā pito piko rānei (koki piko 30°-35°) e ai ki ngā whakaritenga a te kiritaki.
Arotakenga Whakamutunga me te Tohu:Te tirotiro ā-kanohi mō ngā hapa o te mata, te manatoko i ngā āhuatanga (OD, WT, roa, tika, porowhita), me te tohu tuturu e ai ki te ASTM A500 (tae atu ki te tohu, te rahi, te tau wera, te tautuhi kaihanga).
Ngā Painga o te Tukanga SSAW mō ngā Paipa Hanganga:
1. Te kaha ki te whakaputa i ngā diameters tino nui (tae atu ki te 3,000mm+) mai i ngā koiri whānui paerewa
2. Tukanga whakaputa tonu mō te whai huatanga teitei
3. He utu-whai hua mō ngā tono hanganga whānui
4. He pai te pumau o te āhua me te porowhita
7. Ngā Tukanga Whakahaere Kounga me te Whakamātautau mō ngā Paipa Hanganga ASTM A500 GR.B SSAW
| Atamira | Tikanga Tirotiro | Kaupapa |
| Rauemi Mata (Koiri) | Tātari Matū (Ine Matawai OES) | Manatokohia te tutuki i ngā herenga hanganga ASTM A500 |
| Rauemi Mata (Koiri) | Whakamātautau Kume | Manatokohia te kaha tuku, te kaha kume, te roa |
| Rauemi Mata (Koiri) | Whakamātautau Ultrasonic | Kitea ngā whakapiringa me ngā hapa o roto |
| Kei te Tukatuka | Tirotiro Ahu (Maikoromita) | Aroturukihia te OD, te WT i te wā e hangaia ana he porowhita |
| Kei te Tukatuka | Tirotiro i te Whakarite Tapa | Manatokohia te āhua me te whakaritenga o te taha |
| Rohe Whakarewa | Whakamātautau Ultrasonic (UT) - Ipurangi | Kitea ngā motumotu whakarewa, te korenga o te hanumitanga |
| Rohe Whakarewa | Whakamātautau Irirangi (RT) | Manatokohia te urunga o te whakarewa, te porosity, te whakaurunga o te para |
| Rohe Whakarewa | Tirotiro Matūriki Aukume (MPI) | Te kimi i ngā pakaru o te mata (whakarewa me te HAZ) |
| Paipa Kua Oti | Tirotiro Ahu | Manatokohia te OD, te WT, te roa, te tika, te porowhita |
| Paipa Kua Oti | Whakamātautau Waipūmau (Whiringa) | Manatokohia te pono o te pēhanga |
| Paipa Kua Oti | Whakamātautau Piko Arataki | Manatokohia te ngāwari me te pakari o te whakarewa |
| Paipa Kua Oti | Whakamātautau Whakapapatahi | Manatokohia te ngāwari me te pakari o te tinana o te paipa |
| Paipa Kua Oti | Tirotiro Tirohanga me te Mata | Tirohia mēnā he hapa o te mata, he whakapiringa, he kapiti |
| Paipa Kua Oti | Manatoko Tohu | Me whakarite kia mau tonu te tohu e ai ki te paerewa |
Ngā tuhinga kounga:
1. Tiwhikete Whakamātautau Mira i raro i te EN 10204 Momo 2.2, 3.1, 3.2 rānei
2. Pūrongo Whakamātautau Ultrasonic (whakapiri me te tinana)
3. Pūrongo Whakamātautau Irirangi (mēnā kua tohua)
4. Pūrongo Tirotiro Ahu
5. Te whai i te tau wera ki te paipa kua oti
8. Ngā Whakamahinga Matua - Paipa Hanganga ASTM A500 GR.B SSAW
He mea nui ngā paipa hanganga ASTM A500 GR.B SSAW mō ngā kaupapa hanga whare, hanganga, me ngā kaupapa ahumahi:
Te Hanga Whare:Ngā pou, ngā kurupae, ngā mema tautoko, me ngā poupou mō ngā whare teitei, ngā whare arumoni, ngā whare putunga, me ngā whare ahumahi.
Ngā Tautoko Piriti:Ngā pou piriti, ngā tautoko, me ngā tautoko hanganga mō ngā piriti huarahi me te reriwe.
Te Whakatō me te Tūāpapa Hōhonu:Ngā pou amo kawenga mō ngā turanga whare, ngā turanga piriti, me ngā whare ahumahi.
Ngā Hanganga Moana me te Tai Hauāuru:Ngā pou turanga mō ngā hanganga tauranga, ngā tauranga, ngā tauranga me ngā papaaho tai.
Ngā Papa Tākaro me ngā Whare Whakaaturanga:Ngā hanganga whānui mō ngā tuanui o ngā papa tākaro, ngā whare whakaaturanga, me ngā pokapū huihuinga.
Ngā Taunga Rererangi:Ngā tautoko hanganga mō ngā whare taunga rererangi me ngā whare hangar.
Ngā Hanganga Pourewa:Ngā hanganga tautoko mō ngā pourewa whakawhitiwhiti kōrero, ngā pourewa tuku kōrero, me ngā pourewa tirotiro.
Ngā Whare Ahumahi:Ngā tautoko hanganga mō ngā wheketere, ngā tipu hiko, ngā whare whakapai hinu, me ngā whare tukatuka.
Ngā Tautoko Mīhini me ngā Taputapu:Ngā tautoko hanganga mō ngā mīhini taumaha, ngā papa taputapu, me ngā whata ahumahi.
9. Tākai me te Tukunga - Paipa Hanganga ASTM A500 GR.B SSAW
Ka tākaihia, ka tukuna hoki ngā paipa hanganga ASTM A500 GR.B SSAW me te tino tupato kia tiakina ai i te wā e kawe ana.
Tākai:
Paninga Tiaki:I mua i te tākai, ka taea te pani i ngā paipa ki te hinu ārai-waikura, ki te paninga tuatahi, ki te waiho tahanga rānei mēnā e hiahiatia ana.
Te Whakakotahitanga (Ngā Diameter Iti):Mō ngā paipa iti ake te diameter (kei raro iho i te 610mm / 24"), ka herea ngā paipa ki roto i ngā paipa hexagonal, tapawhā rānei, ka mau ki ngā whitiki maitai.
Te Whakatakotoranga Takitahi (Ngā Diameter Nui):Mō ngā paipa nui ake te whānui (neke atu i te 610mm / 24"), ka whakahaerea takitahitia ngā paipa me te whakakī rakau, te whakakī rapa rānei.
Ngā Taumata Mutunga:Ka tiakina ngā pito piko me ngā pito papatahi e ngā taupoki pito kirihou, maitai rānei.
Tukunga:
Aratau Waka:Ka tukuna ngā paipa mā roto i ngā kaipuke ipu, ngā kaipuke kawe nui, ngā kaipuke tereina rānei.
Te Whakatakotoranga Ipu (Ngā Diameter Iti):Mō ngā paipa iti ake te diameter (kei raro i te 508mm / 20"), ka utaina ngā paipa ki roto i ngā ipu kaipuke paerewa 20 putu, 40 putu rānei te roa.
Te Utaina o te Waka Nui (Ngā Diameter Nui me ngā Rōrahi Nui):Mō ngā ota nui, ka utaina tika ngā paipa ki roto i ngā utanga papatipu.
Whatanga Papatahi, Ipu Tūwhera rānei:Mō ngā paipa e hipa ake ana i te rahi o te ipu paerewa, ka taea te whakamahi i ngā ipu whata papatahi, i ngā ipu tuwhera rānei.
Te Tapanga me te Tuhituhi:Kei ia paipa, ia paipa takitahi rānei te tapanga mārama me te tohu rauemi, te paerewa, ngā ine, te tau wera, me ngā tohutohu whakahaere.
Te Whakatutukitanga Tikanga:Kua whakaritea ngā tuhinga katoa e tika ana mō ngā tikanga tuku iho.
Te Whakamau Haumaru:Ka herea ngā paihere me ngā paipa takitahi kia kore ai e nekeneke i te wā e kawe ana.
Hei whakarāpopototanga, ka whakarite a Womic Steel kia tākaihia ngā paipa hanganga ASTM A500 GR.B SSAW katoa ki ngā tikanga tiaki matua o te ahumahi, ā, ka tukuna mā te whakamahi i ngā tikanga kawe pono.
10. Ngā Painga me ngā Pātai Auau mō te Rino Womic - Paipa Hanganga ASTM A500 GR.B SSAW
He aha ai koe ka mahi tahi ai me Womic Steel mō ngā Paipa Hanganga ASTM A500 GR.B SSAW?
Te whānuitanga katoa o ngā rahi:Ko te tukanga SSAW e kapi ana i te 219mm ki te 3,000mm OD, ko te matotoru o te pakitara tae atu ki te 25.4mm, ko te roa tae atu ki te 60m mō ngā kaupapa hanganga me te whakatū pou.
Arotahi Hanganga:He wheako motuhake ki ngā tono paipa rino hanganga mō te hanganga whare, piriti, me ngā whare ahumahi.
Ngā Ratonga Uara-Tāpiri:Te whakapiko pito, te tapahi pito papatahi, te paninga tiaki (paninga tuatahi, whakapūmau, FBE), me te takai ārai-waikura.
Te āheinga mō te roa:Tae atu ki te 60m te roa mō te turanga hōhonu me ngā kaupapa hanganga.
Te Whakahaere Whakataetae:Mā te hononga rautaki me ngā kamupene tuku utanga o te ao ka whakarite kia whai hua te utu mō ngā tuku kaipuke puta noa i te ao.
Ngā tuhinga whānui:Ngā Tiwhikete Whakamātautau Mira Katoa (EN 10204 Momo 2.2, 3.1, 3.2 rānei), ngā pūrongo NDT, ngā pūrongo ā-ahu, me ngā tuhinga whai-tikanga.
Kōwhiria te Womic Steel Group hei hoa pono mō ngā paipa hanganga ASTM A500 GR.B SSAW kounga teitei mō ngā kaupapa hanga, hanganga, me ngā kaupapa ahumahi puta noa i te ao. Nau mai ki te uiui!
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Ngā Pātai Auau (FAQ) - Paipa Hanganga ASTM A500 GR.B SSAW
P: He aha te rerekētanga i waenga i te ASTM A500 GR.B me te ASTM A252 GR.3?
A: Ko te kaha whakaputa iti rawa o te ASTM A500 GR.B he 315 MPa, ko te ASTM A252 GR.3 ia he 345 MPa. He kikī ake ngā ātete ā-ahu o te A500 GR.B, ā, he mea hanga mō te anga hanganga. He mea hanga motuhake te A252 GR.3 mō ngā mahi pou me te taraiwa. He roa ake te whakaroa o te A500 GR.B (23% vs 20%), e tohu ana i te ngāwari ake mō te hanga.
P: Ka taea te whakamahi i te ASTM A500 GR.B mō te whakapūnga pou?
Āe, ka taea te whakamahi i te ASTM A500 GR.B mō ngā mahi poupou, inā koa mō ngā turanga māmā ake. Heoi, mō ngā poupou turanga moana taumaha me te hohonu, e taunakihia ana te ASTM A252 GR.3, EN 10248 S355GP rānei nā te mea he kaha ake, he motuhake hoki ki te taraiwa.
P: He aha te roa mōrahi mō te paipa hanganga ASTM A500 GR.B SSAW?
A: Ko ngā roa paerewa ko te 6m, 12m, me te 18m. E wātea ana ngā roa ritenga tae atu ki te 60m i runga i te whānui me te matotoru o te pakitara.
Q: He aha ngā kōwhiringa whakaoti mata e wātea ana?
A: Kei a mātou ngā paninga tahanga (mira), pania ki te hinu, pania ki te paninga tuatahi, pania ki te pango, pania ki te konukōre wera, me ngā momo paninga ārai-waikura.
Q: Ka taea e koe te tuku paipa hanganga me te tirotiro a te hunga tuatoru?
Āe. Ka whakahaerehia e mātou ngā tirotiro e SGS, BV, TÜV, DNV, e tētahi atu māngai kua tohua e te kiritaki rānei.
Q: He aha ngā tuhinga e whakaratohia ana me ia tuku?
A: Tiwhikete Whakamātautau Mira (EN 10204 Momo 3.1), Pūrongo Tirotiro Ahu, Ngā Pūrongo UT, Ngā Pūrongo RT (mēnā kua tohua), Ngā Tuhinga Aroturuki, Rārangi Tākai, Nama Tauhokohoko, me te Tiwhikete Takenga Mai.
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