Ko te ASTM A53 hemaitai waroka taea te whakamahi hei maitai hanganga, hei paipa pēhanga iti rānei.
Ko te paipa maitai waro ASTM A53 (ASME SA53) he whakatakotoranga e kapi ana i ngā paipa maitai piauau pango me te tuku wera kore hononga, mai i te NPS 1/8″ ki te NPS 26. Kua hangaia te A 53 mō ngā tono pēhanga me te miihini, ā, e wātea ana hoki mō ngā tono whānui. Ngā raina mamaoa, wai, hau me te hau.
E toru ngā momo o te paipa A53 (F, E, S) me ngā momo e rua (A, B). Momo A53 F i hangaia mā te whakarewa i te oumu, mā te whakarewa tuitui tonu rānei (Tohu A anake) Momo A53 E mā te whakarewa ātete (Akomanga A me B).
Akomanga B A53ngongo tuituiko tā mātou hua tino uaua rawa atu i raro i tēnei whakatakotoranga. He maha ngā wā ka whaimana takirua ngā ngongo A53 ki te whakaritea ki ngā ngongo tuitui A106 B.
ASTM A53paipa maitai kore-tuituihe paerewa Amerikana. Ko te A53-F e rite ana ki te rauemi Hainamana Q235, ko te A53-A e rite ana ki te rauemi Hainamana Nama 10, ā, ko te A53-B e rite ana ki te rauemi Hainamana Nama 20.
Te tukanga whakaputa E ai ki te tukanga whakaputa, ka wehea ngā paipa maitai tui kore ki ngā paipa tui kore hurihuri wera me ngā paipa tui kore hurihuri matao.
1. Te tukanga whakaputa o te paipa maitai kore hononga wera: te pire ngongo → te whakamahana → te poka → te hurihanga toru-pōro / te whakawhiti → te tango i te paipa → te rahi → te whakamatao → te whakatikatika → te whakamātautau waipēhi → te tohu → te kimi i te rīpene o te paipa maitai kore hononga. Ngā Pānga. 2. Te tukanga whakaputa o te paipa maitai kore hononga kua toia matao: te pire ngongo → te whakamahana → te poka → te whakakore → te whakamahana → te whakamātao → te whakamātao → te whakamātao → te whakahinuhinu → te hinu → te tuhi matao maha → te pire ngongo → te maimoatanga wera → te whakatikatika → te whakamātautau waipēhi → te tohu → te whare pukapuka werohanga.
Tono1. Hanganga: paipa raro whenua, wai raro whenua, kawe wai wera. 2. Mīhini, rakau amo, tukatuka wāhanga mīhini, me ētahi atu. 3. Hiko: paipa hau, paipa wai hiko 4. Paipa ārai-pūmau mō te hau, me ētahi atu.
Wā tuku: Paenga-whāwhā-12-2023