
Ko te API 594 he paerewa nō te American Petroleum Institute e kapi ana i te hoahoa, ngā rauemi, ngā rahi, te whakamātautau, me te tirotiro i ngā takirere tirotiro. Ina koa, e aro ana ki ngā whakaritenga mō ngā takirere tirotiro pereti takirua, e mōhiotia ana ko ngā takirere tirotiro wafer, e whakamahia whānuitia ana i roto i ngā ahumahi maha tae atu ki te hinu me te hau, te matū hinu, me te whakamahine. E whakamārama ana te paerewa API 594 i ngā whakaritenga mō ngā takirere tirotiro pereti takirua e pā ana ki te hanganga, ngā whakatauranga pēhanga-pāmahana, ngā rauemi, te whakamana hoahoa, me ngā tukanga whakamātautau. Mā tēnei paerewa ka whakarite kia tutuki i ngā takirere ētahi paearu mahi me te haumaru mō ngā tono e pā ana ki te aukati i te rere whakamuri. Ko ngā āhuatanga matua o ngā takirere tirotiro pereti takirua i hangaia ki ngā paerewa API 594 ka uru pea ki te hoahoa momo wafer, ngā pereti puna-utaina, me te hanganga kiato, māmā e tika ana mō te tāutanga i waenga i ngā flanges. He pai te nuinga o ēnei takirere mō te iti o te hekenga pēhanga, te hiri pono, me te ngāwari o te tāutanga me te tiaki. Mena he pātai motuhake āu mō ngā takirere tirotiro pereti takirua i hangaia ki ngā paerewa API 594, e hiahia ana rānei koe ki ētahi atu taipitopito mō ā rātou whakaritenga, rauemi, whakaritenga whakamātautau rānei, tēnā koa pātai mai mō ētahi atu kōrero.
1. he poto te roa o te hanganga, ko te roa o tōna hanganga he 1/4 ki te 1/8 noa iho o te takirere taki flange tuku iho
2. iti te rahi, māmā te taumaha, ko tōna taumaha he 1/4 ki te 1/20 noa iho o te takirere taki kati puhoi moroiti tuku iho
3. ka tere te kati o te kōpae o te takirere tirotiro rawhi, ā, he iti te pēhanga o te hama wai
4. ka taea te whakamahi i te paipa whakapae, poutū rānei o te takirere tirotiro, he ngāwari ki te tāuta
5. he maeneene te ara rere o te takirere tirotiro rawhi, he iti te ātete wai
6. mahi tairongo, mahi hiri pai
7. he poto te whiu o te kōpae, he iti te pānga o te kati o te takirere tirotiro piri
8. te hanganga whānui, he māmā, he kiato, he ataahua te āhua
9. roa te ora ratonga, teitei te pono
I te wā e whakatuwheratia ana, e kati ana hoki te takirere porowhita maitai hanga, nā te mea he iti ake te waku i waenga i te kōpae me te mata hiri o te tinana takirere i tērā o te takirere kuaha, ka ātete ki te kakahu.
He poto noa te whiu whakatuwheratanga, te whiu kati rānei o te kakau takirere, ā, he tino pono te mahi tapahi, ā, nā te mea he rite te huringa o te putanga nohoanga takirere ki te whiu o te kōpae takirere, he tino pai mō te whakatikatika i te tere rere. Nō reira, he tino pai tēnei momo takirere mō te tapahi, te whakahaere rānei me te whakawhāiti.
| Hua | API 594 Takirere Taki Pereti Takirua |
| Diameter ingoa | NPS 1/2”, 3/4”, 1”, 1-1/4”, 1-1/2”, 2”, 3”, 4”, 6”, 8”, 10”, 12”, 14”, 16”, 18”, 20” 24”, 28”, 32”, 36”, 40”, 48” |
| Diameter ingoa | Akomanga 900, 1500, 2500. |
| Whakamutua te Hononga | He mea whatu (RF, RTJ, FF), he mea whakarewa. |
| Te mahi | Hama Taumaha, Kāore |
| Ngā Rauemi | A216 WCB, WC6, WC9, A352 LCB, A351 CF8, CF8M, CF3, CF3M, A995 4A, A995 5A, A995 6A, Koranu 20, Monel, Inconel, Hastelloy, Parahi Konumohe me ētahi atu koranu motuhake. |
| A105, LF2, F5, F11, F22, A182 F304 (L), F316 (L), F347, F321, F51, Koranu 20, Monel, Inconel, Hastelloy | |
| Hanganga | Taupoki Pōro, Taupoki Hiri Pēhanga |
| Hoahoa me te Kaihanga | API 6D |
| Kanohi ki te Kanohi | ASME B16.10 |
| Whakamutua te Hononga | ASME B16.5 (RF me te RTJ) |
| ASME B16.25 (BW) | |
| Whakamātautau me te Tirotiro | API 598 |
| Ētahi atu | NACE MR-0175, NACE MR-0103, ISO 15848, API624 |
| Kei te wātea hoki mō ia | PT, UT, RT, MT. |
Hei kaiwhakarato ngaio mō te API 594 Dual Plate Check Valve me te kaweake, ka oati mātou ki te whakarato ratonga whai muri i te hoko kounga teitei ki ngā kiritaki, tae atu ki ēnei e whai ake nei:
1. Hoatu he aratohu whakamahinga hua me ngā whakaaro tiaki.
2. Mō ngā hapa i puta mai i ngā raruraru kounga hua, ka oati mātou ki te whakarato tautoko hangarau me te rapurongoā i roto i te wā poto rawa.
3. Haunga ngā kino i puta mai i te whakamahinga noa, ka whakaratohia e mātou he ratonga whakatika me te whakakapinga kore utu.
4. Ka oati mātou ki te whakautu wawe ki ngā hiahia ratonga kiritaki i roto i te wā whakamana hua.
5. Ka whakaratohia e mātou he tautoko hangarau mō te wā roa, he ratonga tohutohu ipurangi me te whakangungu. Ko tā mātou whāinga he whakarato i te wheako ratonga pai rawa atu ki ngā kiritaki, me te whakangawari ake i te wheako o ngā kiritaki.