Momo maitai kore waikura takirua, Taumata me te paerewa
| Ingoa | RAUPAPA ASTM F | NGĀ RAUPAPA UNS | PAEREWA DIN |
| 254SMO | F44 | S31254 | SMO254 |
| 253SMA | F45 | S30815 | 1.4835 |
| 2205 | F51 | S31803 | 1.4462 |
| 2507 | F53 | S32750 | 1.4410 |
| Z100 | F55 | S32760 | 1.4501 |
•Lean Duplex SS – he iti ake te nikara, kāore he molybdenum – 2101, 2102, 2202, 2304
•Duplex SS – nikara me te molibdenum teitei ake – 2205, 2003, 2404
•Super Duplex – 25Chromium me te nikara me te molibdenum teitei ake “tāpiri” – 2507, 255 me te Z100
•Hyper Duplex – He nui ake te Cr, Ni, Mo me te N – 2707
Ngā Āhuatanga Ā-ringa:
•E rua pea te kaha o te whakarewa o ngā maitai kore waikura takirua i ō rātou momo austenitic.
•Mā tēnei ka taea e ngā kaihoahoa taputapu te whakamahi i ngā rauemi angiangi mō te hanganga waka!
Painga o te kowiri tira takirua:
1. Ki te whakataurite ki te maitai kore waikura austenitic
1) Ko te kaha whakaputa he rua te teitei ake i te maitai kore waikura austenitic noa, ā, he nui te pakari kirihou e hiahiatia ana mō te hanga. Ko te matotoru o te tāke, o te oko pēhanga rānei i hangaia ki te maitai kore waikura takirua he 30-50% te iti iho i te maitai kore waikura austenitic e whakamahia whānuitia ana, he mea pai hei whakaiti i te utu.
2) He tino ātete ki te pakaru waikura ahotea, inā koa i roto i te taiao kei roto ngā katote hauhāora, ahakoa te koranu takirua he iti rawa te ihirangi koranu he nui ake tōna ātete ki te pakaru waikura ahotea i te koranu kore waikura austenitic. Ko te waikura ahotea he raruraru nui e uaua ana ki te whakaoti i te koranu kore waikura austenitic noa.
3) Ko te maitai kore waikura takirua 2205 e whakamahia whānuitia ana i roto i te maha o ngā pāpāho he pai ake te ātete ki te waikura i te maitai kore waikura austenitic 316L noa, ko te maitai kore waikura takirua tino he ātete ki te waikura. I roto i ētahi pāpāho, pērā i te waikawa acetic me te waikawa formic. Ka taea e ia te whakakapi i ngā maitai kore waikura austenitic teitei-konumohe me ngā konumohe ātete-waikura.
4) He pai tōna ātete ki te waikura ā-rohe. Ki te whakatauritea ki te maitai kore waikura austenitic me te nui o te koranu, he pai ake tōna ātete ki te kakahu me te ātete ki te waikura ngenge i te maitai kore waikura austenitic.
5) He iti te tauwehenga whānui o te maitai kore waikura austenitic, ā, he tata ki te maitai waro. He pai mō te hononga ki te maitai waro, ā, he mea nui ki te hangarau, pērā i te hanga pereti hiato, arai rānei.
2. Ki te whakatauritea ki te maitai kore waikura ferritic, ko ngā painga o te maitai kore waikura takirua koia ēnei:
1) He teitei ake ngā āhuatanga ā-pūkaha whānui i tērā o te maitai kore waikura ferritic, inā koa te pakari kirihou. Kāore i te tino pāngia e te pakarukaru pērā i te maitai kore waikura ferritic.
2) Haunga te ātete ki te waikura i te ahotea, he pai ake te ātete ki te waikura ā-rohe i te maitai kore waikura ferritic.
3) He pai ake te mahi a te tukanga mahi matao me te mahi hanga matao i te maitai kore waikura ferritic.
4) He pai ake te mahi whakarewa i tērā o te maitai kore waikura ferritic. I te nuinga o te wā, kāore e hiahiatia he maimoatanga wera i muri i te whakamahanatanga i mua me te kore he whakarewa.
5) He whānui ake te whānuitanga o ngā tono i tērā o te maitai kore waikura ferritic.
TonoNā te kaha o te maitai takirua, ka taea te penapena rauemi, pērā i te whakaiti i te matotoru o te pakitara o te paipa. Hei tauira, ko te whakamahinga o te SAF2205 me te SAF2507W. He pai te SAF2205 mō te whakamahi i roto i ngā taiao kei roto te chlorine, ā, he pai hoki mō te whakamahi i roto i te whare whakapai hinu, i ētahi atu momo tukatuka rānei kua konatunatua ki te chloride. He tino pai te SAF 2205 mō te whakamahi i roto i ngā whakawhiti wera kei roto te chlorine wai, te wai parakore rānei hei reo whakamatao. He pai hoki te rauemi mō ngā otinga waikawa whanariki waimeha me ngā waikawa waro parakore me ngā ranunga o aua mea. Pērā i: ngā paipa hinu i roto i te umanga hinu me te hau: te tango tote i te hinu mata i roto i ngā whare whakapai hinu, te purenga o ngā hau kei roto te chlorine, ngā taputapu maimoatanga wai para; ngā pūnaha whakamatao e whakamahi ana i te wai parakore, i ngā otinga kei roto te chlorine rānei.
Whakamātautau Rauemi:
Mā SAKY STEEL e whakarite kia whakamātautauhia ā mātou rauemi katoa i roto i ngā whakamātautau kounga tino pakari i mua i te tuku atu ki ā mātou kiritaki.
• Whakamātautau Ā-ringa pēnei i te Kukū o te Horahanga
• Whakamātautau Pakari
• Tātari Matū – Tātari Hiko
• Te Tāutu Rauemi Pai – Te Whakamātautau PMI
• Whakamātautau Whakapapatahi
• Whakamātautau Moroiti me te Whakamātautau Makaro
• Whakamātautau Ātete ki te Poka
• Whakamātautau Mura
• Whakamātautau Waikura Ā-Whānui (IGC)
NAU MAI KI NGĀ PĀTAI.
Wā tuku: Hepetema-11-2019