Paipa maitai waro porowhita SSAW mō te hoko wera, diameter nui ASTM A252 GR.B, paipa maitai SSAW mō ngā mahi turanga puranga
Taipitopito Hua
He aha koe i whiriwhiri ai i te paipa porowhita whakarewa?
Whakatakotoranga
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Ngā painga o te paipa porowhita kua whakarewahia
(1) Ka taea te whakamahi i te whānui ōrite o te rino rīpene hei hanga paipa rino o ngā diameter rerekē, me te whakamahi hoki i ngā rīpene whaiti hei hanga paipa rino diameter nui.
(2) I raro i te āhua pēhanga ōrite, he iti ake te ahotea o te hononga porowhita i tērā o te hononga hononga tika, arā, 75% ki te 90% o te paipa hononga tika, nō reira ka taea e ia te tu atu i te pēhanga nui ake. Ki te whakatauritea ki te paipa hononga tika o te diameter nui ōrite, ka taea te whakaiti i te matotoru o te pakitara mā te 10% ki te 25% i raro i te pēhanga ōrite.
(3) Te tika o ngā āhuatanga, te ātete ki te diameter kāore e neke atu i te 0.12%, te peka ke i raro iho i te 12,000, te porowhita i raro iho i te 1%, ka whakakorea te tukanga whakatau me te whakatikatika.
(4) Mā te whakaputa tonu, ka taea te whakaputa i ngā paipa maitai roa, he iti te ngaronga o te upoko me te hiku, ā, ka taea te whakanui ake i te whakamahinga o te konganuku mā te 6% ki te 8%.
Ā Mātou Ratonga
Tākai me te Tukunga
Te tono hua
Whakataki Kamupene
Ngā Pātai Auau
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