Ko tā mātou whāinga he whakatutuki i ā mātou kaihoko mā te tuku tautoko koura, utu pai me te kounga teitei mō te Paipa Rino Whakarewahia Porowhita Nui API 5L Gr. B Tuitui Kore-Tuitui Paipa LSAW, E mihi ana mātou ki ngā kaihoko o tāwāhi ki te kōrero mō te mahi tahi mō te wā roa me te whanaketanga tahi.
Ko tā mātou whāinga he whakatutuki i ngā hiahia o ā mātou kaihoko mā te tuku tautoko koura, utu pai me te kounga teitei mōPaipa maitai waro me te paipa waro HainaHe tino kawenga tā mātou mō ngā taipitopito katoa o ngā ota a ā mātou kiritaki, ahakoa te kounga o te pūtāhui, ngā utu e makona ana, te tuku tere, te whakawhitiwhiti kōrero i te wā tika, te tākai e makona ana, ngā tikanga utu ngāwari, ngā tikanga tuku pai rawa atu, te ratonga muri-hoko me ētahi atu. Ka tukuna e mātou he ratonga kotahi-mutunga me te pono rawa atu ki ā mātou kiritaki katoa. Ka mahi kaha mātou me ā mātou kiritaki, hoa mahi, kaimahi kia pai ake ai te heke mai.
Ko ngā paipa i tonoa i raro i tēnei whakatakotoranga ka whakamahia mō te mahi pēhanga teitei i ngā pāmahana āhuarangi me ngā pāmahana iti iho. Ko te nuinga e whakamahia ana mō te tuku hinu me te hau māori.
ASTM A671Paipa maitai waro LSAW(JCOE)me hanga ngā whakarewa takirua, uru-katoa kia rite ki ngā tikanga me ngā kaiwhakarewa, ngā kaiwhakahaere whakarewa rānei e whai tohu ana kia rite ki te ASME Boiler and Pressure Vessel Code, Wāhanga IX.
Me whakamahana ngā akomanga katoa i tua atu i te 10, 11, 12 me te 13 i roto i te oumu e whakahaeretia ana ki te ±15℃, ā, me whai i tētahi hydrometer tuhi kia wātea ai ngā rekoata whakamahana.
Hanganga: LSAW(JCOE) Paipa maitai
Rahi: OD: 406~1500mm Taumaha: 6~40mm
Tau: CB60,CB65, CC60,CC65, me ētahi atu.
Roa: 12M, te roa rānei kua tohua e hiahiatia ana.
Ngā Pito: Pito Maamaa, Pito Pito, Pito Whakarara;
| Ngā Whakaritenga Matūmō ASTM A672 B60/B70/C60/C65/C70LSAWPaipa maitai waro | |||||||||||||
| Paipa | Tau | Te hanganga, % | |||||||||||
| C mōrahi | Mn | P mōrahi | S mōrahi | Si | Ētahi atu | ||||||||
| <=1 inihi (25mm) | >1~2inihi (25~50mm) | >2~4inihi (50-100mm) | >4~8inihi (100~200mm) | >8 inihi (200mm) | <=1/2inihi (12.5mm) | >1/2inihi (12.5mm) | |||||||
| CB | 60 | 0.24 | 0.21 | 0.29 | 0.31 | 0.31 | 0.98mōrahi | 0.035 | 0.035 | 0.13–0.45 | … | ||
| 65 | 0.28 | 0.31 | 0.33 | 0.33 | 0.33 | 0.98mōrahi | 0.035 | 0.035 | 0.13–0.45 | … | |||
| 70 | 0.31 | 0.33 | 0.35 | 0.35 | 0.35 | 1.30mōrahi | 0.035 | 0.035 | 0.13–0.45 | … | |||
| CC | 60 | 0.21 | 0.23 | 0.25 | 0.27 | 0.27 | 0.55–0.98 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | … | |
| 65 | 0.24 | 0.26 | 0.28 | 0.29 | 0.29 | 0.79–1.30 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | … | ||
| 70 | 0.27 | 0.28 | 0.30 | 0.31 | 0.31 | 0.79–1.30 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | … | ||
| Ngā Āhuatanga Mīhini | |||||
| Tau | |||||
|
| CB65 | CB70 | CC60 | CC65 | CC70 |
| Kaha kume, min: | |||||
| ksi | 65 | 70 | 60 | 65 | 70 |
| Mpa | 450 | 485 | 415 | 450 | 485 |
| Te kaha o te tuku, min: | |||||
| ksi | 35 | 38 | 32 | 35 | 38 |
| MPa | 240 | 260 | 220 | 240 | 260 |
1. Te whānui o waho - I runga i te ine porowhita ±0.5% o te whānui o waho kua tohua.
2. Te Rerekētanga i waenga i ngā diameter o waho nui me ngā diameter o waho iti.
3. Te Whakahāngaitanga - Mā te whakamahi i tētahi taha whakahāngai 10 putu (3m) kua whakatakotoria kia pā ngā pito e rua ki te paipa, 1/8 inihi (3mm).
4. Matotoru - Kaua te matotoru iti rawa o te pakitara i tētahi wāhi o te paipa e neke atu i te 0.01 inihi (0.3mm) i raro i te matotoru kua tohua.
5. Ko ngā roa kāore anō kia mīhinihia me noho i roto i te -0,+1/2 inihi (-0,+13mm) o te mea kua tohua. Ko ngā roa kāore anō kia mīhinihia me rite ki te mea i whakaaetia e te kaihanga me te kaihoko.
Whakamātautau Kume—Me tutuki i ngā āhuatanga kume whakawhiti o te hononga whakarewa ngā whakaritenga iti rawa mō te kaha kume mutunga o te rauemi pereti kua tohua.
Ngā whakamātautau piko-ārahi-whakapae —Me whakaaetia te whakamātautau piko mēnā kāore he kapiti, he hapa rānei e neke atu ana i te 1/8 inihi (3mm) i tētahi taha i roto i te konganuku whakarewa, i waenganui rānei i te whakarewa me te konganuku turanga i muri i te piko.
Whakamātautau Irirangi-Whakaahua - Me tirotirohia te roa katoa o ia whakarewa o te akomanga X1 me te X2 mā te whakamahi i te irirangi-whakaahua, kia rite ki ngā whakaritenga o te ASME Boiler and Pressure Vessel Code, Wāhanga whitu, pararāfu UW-51, me te whakatutuki hoki i aua whakaritenga.
Ingoa, tohu rānei a te kaihanga
Tau whakatakotoranga (tau-rā, e hiahiatia ana rānei)
Rahi (OD, WT, roa)
Taumata (A, B rānei)
Momo paipa (F, E, S rānei)
Pēhanga whakamātautau (paipa maitai tui anake)
Tau Wera
Ngā mōhiohio tāpiri katoa kua tohua i roto i te ota hoko.
Te rahinga (waewae, mita, te maha rānei o ngā roa)
Ingoa o te rauemi (paipa maitai, whakarewa hiko)
Tau whakatakotoranga
Ngā tohu tohu me ngā tohu akomanga
Rahi (te whānui o waho, o roto rānei, te matotoru pakitara noa, te matotoru pakitara iti rānei)
Roa (motuhake, matapōkere rānei)
Whakamutunga mutunga
Ngā kōwhiringa hoko
Ngā whakaritenga tāpiri, mēnā he mea e tika ana.
Paipa tahanga, paninga Pango/paninga Varnish/paninga Epoxy/paninga 3PE rānei (e ai ki ngā hiahia o te kiritaki);
I roto i te wetewete;
He parenga pito kei ngā pito e rua;
Pito noa, pito piko (2″ me runga ake me ngā pito piko, tohu: 30~35°), kua whakaritea;
Tohu. Ko tā mātou whāinga he whakatutuki i ā mātou kaihoko mā te tuku tautoko koura, utu pai me te kounga teitei mō te Paipa Rino Whakarewahia Porowhita Nui API 5L Gr. B Paipa Kore-Tuitui LSAW, E mihi ana mātou ki ngā kaihoko o tāwāhi ki te kōrero mō te mahi tahi mō te wā roa me te whanaketanga tahi.
Te whakamāramatanga teiteiPaipa maitai waro me te paipa waro HainaHe tino kawenga tā mātou mō ngā taipitopito katoa o ngā ota a ā mātou kiritaki, ahakoa te kounga o te pūtāhui, ngā utu e makona ana, te tuku tere, te whakawhitiwhiti kōrero i te wā tika, te tākai e makona ana, ngā tikanga utu ngāwari, ngā tikanga tuku pai rawa atu, te ratonga muri-hoko me ētahi atu. Ka tukuna e mātou he ratonga kotahi-mutunga me te pono rawa atu ki ā mātou kiritaki katoa. Ka mahi kaha mātou me ā mātou kiritaki, hoa mahi, kaimahi kia pai ake ai te heke mai.
