Me te whakapau kaha ki te "kounga teitei, tuku tere, utu kaha", kua whakapumautia e mātou he mahi tahi roa me ngā kiritaki o tāwāhi me te motu, ā, e whiwhi ana mātou i ngā urupare pai mai i ngā kiritaki hou me ngā kiritaki tawhito mō te rongonui teitei o te DIN1629 St37 St44 St52 S355j2h Seamless Waro Steel Pipe. Ka tono atu mātou ki a koe me tō pakihi kia angitu tahi me mātou, kia whai wāhi hoki ki tētahi wā roa ora i roto i te ao whānui.
Me te whakapau kaha ki te "kounga teitei, tuku tere, utu kaha", kua whakapumautia e mātou he mahi tahi roa me ngā kiritaki mai i tāwāhi me te motu, ā, ka whiwhi mātou i ngā urupare pai a ngā kiritaki hou me ngā kiritaki tawhito mō...Ngā Paipa Tuitui me ngā Paipa Rino o Haina, Ko tā mātou whāinga he noho hei umanga hou me te wawata arumoni o te "Pono me te whakapono" me te whāinga kia "Tuku ratonga pono me ngā hua kounga teitei ki ngā kaihoko". E tino mihi ana mātou ki a koe mō tō tautoko, ā, e mihi ana hoki ki ō tohutohu me ō arahi.
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. Me te u tonu ki te "Kounga teitei, Tukunga Tere, Utu Kaha", kua whakapumautia e mātou he mahi tahi roa me ngā kiritaki mai i tāwāhi me te motu, ā, e whiwhi ana mātou i ngā urupare pai a ngā kiritaki hou me ngā kiritaki tawhito mō te rongonui teitei o te DIN1629 St37 St44 St52 S355j2h Seamless Waro Steel Pipe, Ka tono atu mātou ki a koe me tō pakihi kia angitu tahi me mātou, kia whai wāhi hoki ki tētahi wā roa ora i roto i te ao whānui.
Rongonui teiteiNgā Paipa Tuitui me ngā Paipa Rino o Haina, Ko tā mātou whāinga he noho hei umanga hou me te wawata arumoni o te "Pono me te whakapono" me te whāinga kia "Tuku ratonga pono me ngā hua kounga teitei ki ngā kaihoko". E tino mihi ana mātou ki a koe mō tō tautoko, ā, e mihi ana hoki ki ō tohutohu me ō arahi.
