Ko ā mātou painga he iti ake ngā utu, he tīma hua hihiri, he QC motuhake, he wheketere kaha, he ratonga kounga teitei mō te tau 2019. He paipa maitai waro kounga teitei a JIS G3454/G3455/G3456, Nau mai haere mai ki ngā kiritaki o te ao katoa ki te waea mai ki a mātou mō te kamupene me te mahi tahi mō te wā roa. Ka noho mātou hei hoa pono me hei kaiwhakarato.
Ko ā mātou utu he iti ake ngā utu, he tīma hua hihiri, he QC motuhake, he wheketere kaha, he ratonga kounga teitei mōPaipa maitai waro Haina me te paipa maitai kore-tuituiHei whakatutuki i ngā hiahia o te mākete, kua aro nui ake mātou ki te kounga o ā mātou otinga me ā mātou ratonga. Ināianei ka taea e mātou te whakatutuki i ngā hiahia motuhake a ngā kiritaki mō ngā hoahoa motuhake. Kei te whakawhanake tonu mātou i tō mātou wairua hinonga "ko te kounga te oranga o te hinonga, ko te nama te whakapūmau i te mahi tahi, ā, kei te mau tonu i roto i ō mātou hinengaro te pepeha: ko ngā kiritaki te tuatahi."
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;
Te Tohu. Ko ā mātou utu he iti ake ngā utu, he tīma hua hihiri, he QC motuhake, he wheketere kaha, he ratonga kounga teitei mō te tau 2019. He paipa maitai waro kounga teitei JIS G3454/G3455/G3456 Stpg410, Nau mai haere mai ki ngā kiritaki o te ao katoa ki te waea mai ki a mātou mō te kamupene me te mahi tahi mō te wā roa. Ka noho mātou hei hoa pono me hei kaiwhakarato.
Kounga teitei o te tau 2019Paipa maitai waro Haina me te paipa maitai kore-tuituiHei whakatutuki i ngā hiahia o te mākete, kua aro nui ake mātou ki te kounga o ā mātou otinga me ā mātou ratonga. Ināianei ka taea e mātou te whakatutuki i ngā hiahia motuhake a ngā kiritaki mō ngā hoahoa motuhake. Kei te whakawhanake tonu mātou i tō mātou wairua hinonga "ko te kounga te oranga o te hinonga, ko te nama te whakapūmau i te mahi tahi, ā, kei te mau tonu i roto i ō mātou hinengaro te pepeha: ko ngā kiritaki te tuatahi."
