Ngā Painga me ngā Whakamahinga o ngā Paipa Rino Whakarewahia Porowhita (ASTM A252)

Whakamōhio mai:

He wāhanga nui ngā paipa rino i roto i ngā momo ahumahi, ā, he āwhina i te kawe i ngā wai, ngā hau, tae atu ki ngā rauemi totoka. Ko tētahi momo paipa rino nui kua piki haere te rongonui i roto i ngā wā, ko te paipa rino kua whakapūmauhia ki te porowhita. Ka tirohia e tēnei blog ngā painga me ngā whakamahinga o ngā paipa rino kua whakapūmauhia ki te porowhita, me te arotahi motuhake ki te paerewa ASTM A252.

Ngā Painga opaipa whakarewa porowhita (ASTM A252):

1. Te kaha me te pono o te hanganga:

He tino pai te hanganga o te paipa maitai porowhita kua whakapirihia, ā, he pai mō ngā mahi e hiahia ana kia kaha me te roa. Mā ngā paerewa ASTM A252 ka whakarite te kounga me te kaha o ēnei paipa, ā, he pai mō ngā kaupapa nui.

2. Te whai hua o te utu:

Ki te whakatauritea ki ētahi atu tikanga hanga paipa pērā i te whakarewa kore hononga, te whakarewa roa rānei, he otinga utu-pai te whakamahi i ngā paipa maitai whakarewa porowhita. Mā te tukanga whakarewa e whakamahia ana i roto i te tukanga hanga ka māmā ake te urutau me te iti ake te utu ki te whakaputa, ā, ka whai hua ki te umanga me ngā kaihoko.

3. Ngā mahi maha:

He maha ngā whakamahinga o te paipa whakarewa porowhita, ā, ka taea te whakamahi i roto i ngā momo ahumahi, tae atu ki te hinu me te hau, te tuku wai, te hanga me te miihini whenua. Nā te whānuitanga o ngā whakamahinga, he mea ātaahua mō ngā kaupapa maha, ahakoa te rahi me te uaua.

Ngā tono o te paipa maitai porowhita kua whakapirihia (ASTM A252):

1. Te Ahumahi Hinu me te Hau:

He nui te whakawhirinaki o te umanga hinu me te hau kingā paipa maitai porowhita kua whakapirihiahei kawe i ngā hua hinu i ngā tawhiti roa. Nā tō rātou kaha, tō rātou pakari, me tō rātou ātete ki ngā pāmahana me ngā pēhanga tino kino, koinei te mea tuatahi hei whiriwhiri mā ngā paipa hinu me te hau.

2. Te pūnaha wai me te pūnaha para:

I roto i ngā pūnaha wai me te wai para, he whānuitia te whakamahinga o ngā paipa rino kua whakapirihia ki te porowhita nā te mea he kaha ki te ātete ki te waikura, ā, he pono hoki te mahi. He mea nui ēnei paipa ki te kawe i ngā wai maha me te kawe pai i te wai para, ā, he mea nui ēnei paipa hei pupuri i te hanganga whānui.

3. Te hanganga hanganga:

He mea nui ngā paipa rino porowhita kua whakapirihia mō ngā kaupapa hanganga me ngā kaupapa hanga pēnei i ngā piriti, ngā huarahi tere, ngā kauhanga me ngā whakaurunga o raro whenua. Ka taea e ēnei paipa te tu atu ki ngā kawenga taumaha, ā, he pai hoki mō ngā hanganga tautoko me ngā turanga i roto i ngā momo kaupapa hanga katoa.

4. Ngā mahi pou me te turanga:

Ko ngā paipa maitai porowhita kua whakapirihia e rite ana ki ngā paerewa ASTM A252 e whakamahia whānuitia ana i roto i ngā mahi pou me ngā mahi turanga hei whakarite i te pumau me te kaha o te hanganga. He maha ngā wā ka whakamahia hei hanga turanga pumau mō ngā whare, ngā hanganga ahumahi, tae atu ki ngā papaaho moana.

Hei whakamutunga:

 Paipa porowhita whakarewaE tutuki ana i ngā paerewa ASTM A252, ā, he nui ngā painga e tukuna ana, ā, he maha ngā whakamahinga i roto i ngā momo ahumahi. Nā te kaha, te whai huatanga o te utu me te whānui o te whakamahinga, koinei te whiringa tuatahi mō ngā kaupapa nui mai i ngā paipa hinu me te hau ki ngā pūnaha wai me ngā kaupapa hanga. I te whanaketanga tonu o te hangarau, tera pea ka piki ake te hiranga me te tono mō ngā paipa maitai whakarewa porowhita, ā, ka āwhina i te whanaketanga o ngā kaupapa ahumahi me ngā kaupapa hanganga maha puta noa i te ao.