Ke hoʻomau nei i ka "Kiʻekiʻe kiʻekiʻe kiʻekiʻe, hāʻawi wikiwiki, kūʻai kūʻai kūʻē", ua hoʻokumu mākou i ka launa pū ʻana me nā mea kūʻai aku mai nā ʻāina ʻelua a me ka home a loaʻa nā ʻōlelo kiʻekiʻe o nā mea kūʻai aku hou a kahiko no ke kūlana kiʻekiʻe DIN1629 St37 St44 St52 S355j2h Seamless Carbon Steel Pipe, kono mākou iā ʻoe a me kāu ʻoihana e holomua pū me mākou a kaʻana like i kahi manawa lōʻihi i ka ʻoihana honua.
Ke hoʻomau nei i ka "Kiʻekiʻe kiʻekiʻe kiʻekiʻe, hāʻawi wikiwiki, kumukūʻai kūʻē", ua hoʻokumu mākou i ka hui lōʻihi me nā mea kūʻai mai nā ʻāina ʻelua a me ka home a loaʻa nā manaʻo maikaʻi a nā mea kūʻai aku kahiko noʻO nā paipu holo ʻole o Kina a me ka paipu kila, Manaʻo mākou e lilo i ʻoihana hou me ka manaʻo pāʻoihana o "Sincerity a me ka hilinaʻi" a me ka manaʻo o "Ke hāʻawi aku nei i nā mea kūʻai aku i nā lawelawe ʻoiaʻiʻo a me nā huahana maikaʻi loa".Ke noi ʻiʻo nei mākou i kāu kākoʻo hoʻololi ʻole a mahalo i kāu ʻōlelo aʻoaʻo maikaʻi a alakaʻi.
Hoʻohana ʻia ka paipu i kauoha ʻia ma lalo o kēia kikoʻī no ka lawelawe ʻana i ke kaomi kiʻekiʻe ma ka lewa a me nā mahana haʻahaʻa.
ASTM A671LSAW(JCOE) Paipu kila Carbone palua-welded, piha-penetration welds i hanaia e like me na kaʻina hana a me nā welders a me nā mea hana welding i kūpono e like me ka ASME Boiler and Press Vessel Code, Section IX.
ʻO nā papa ʻē aʻe ma mua o 10, 11, 12 a me 13 e mālama ʻia i ka wela i loko o ka umu i hoʻomalu ʻia i ± 15 ℃ a hoʻolako ʻia me kahi hydrometer hoʻopaʻa leo i loaʻa nā moʻolelo hoʻomehana.
Hana ʻia: LSAW(JCOE) Paipu kila
Nui : OD: 406~1500mm WT: 6~40mm
Papa: CB60, CB65, CC60, CC65, etc.
Ka lōʻihi: 12M a i ʻole ka lōʻihi i kuhikuhi ʻia e like me ka makemake.
Hoʻopau: Plain End, Beveled End, Grooved ;
| Koi Kemikano ka ASTM A672 B60/B70/C60/C65/C70LSAWPaipu kila Carbon | |||||||||||||
| Paipu | Papa | Huina, % | |||||||||||
| C max | Mn | P max | S max | Si | ʻO nā mea ʻē aʻe | ||||||||
| <=1in (25mm) | >1~2in (25~50mm) | >2~4in(50-100mm) | >4~8in (100~200mm) | >8in (200mm) | <=1/2in (12.5mm) | >1/2in (12.5mm) | |||||||
| CB | 60 | 0.24 | 0.21 | 0.29 | 0.31 | 0.31 | 0.98 ka nui | 0.035 | 0.035 | 0.13–0.45 | … | ||
| 65 | 0.28 | 0.31 | 0.33 | 0.33 | 0.33 | 0.98 ka nui | 0.035 | 0.035 | 0.13–0.45 | … | |||
| 70 | 0.31 | 0.33 | 0.35 | 0.35 | 0.35 | 1.30 ka nui | 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 | … | ||
| Na Waiwai Mechanical | |||||
| Papa | |||||
|
| CB65 | CB70 | CC60 | CC65 | CC70 |
| Ka ikaika tensile, min: | |||||
| ksi | 65 | 70 | 60 | 65 | 70 |
| Mpa | 450 | 485 | 415 | 450 | 485 |
| Ka ikaika hana, min: | |||||
| ksi | 35 | 38 | 32 | 35 | 38 |
| MPa | 240 | 260 | 220 | 240 | 260 |
1. Mawaho Anawaena-Ma muli o ke ana ana puni ± 0.5% o ka anawaena waho i hoakakaia.
2. Out-of-Roundness-Okoa ma waena o ka nui a me ka liʻiliʻi o waho anawaena.
3. Alignment-Me ka hoʻohana ʻana i kahi ʻaoʻao pololei 10 ft (3m) i hoʻopili ʻia nā welau ʻelua me ka paipu, 1/8 iniha (3mm).
4. Mānoanoa-ʻO ka mānoanoa liʻiliʻi o ka paia ma kēlā me kēia wahi o ka paipu ʻaʻole e ʻoi aku ma mua o 0.01 iniha (0.3mm) ma lalo o ka mānoanoa i koho ʻia.
5. ʻO nā lōʻihi me nā wēlau paʻa ʻole i loko o -0+1/2 iniha (-0+13mm) o ka mea i kuhikuhi ʻia.ʻO nā lōʻihi me nā hopena mīkini e like me ka ʻaelike ma waena o ka mea hana a me ka mea kūʻai aku.
ʻO ka ho'āʻo hoʻopaʻapaʻa—E hoʻokō nā waiwai tensile transverse o ka hui welded i nā koi liʻiliʻi no ka ikaika tensile hope loa o ka mea pā i kuhikuhi ʻia.
Nā hoʻāʻo ʻana i alakaʻi ʻia-weld-bent —E ʻae ʻia ka hoʻāʻo ʻana i ka piko inā ʻaʻohe māwae a me nā hemahema ʻē aʻe ma mua o 1/8 in. (3mm) ma kēlā me kēia ʻaoʻao aia i loko o ka metala weld a i ʻole ma waena o ka weld a me ka metala kumu ma hope o ke kulou ʻana.
Nānā Lekiō-ʻO ka lōʻihi piha o kēlā me kēia weld o ka papa X1 a me X2 e nānā pono ʻia e like me nā koi o ka ASME Boiler and Pressure Vessel Code, Pauku ʻehiku, paukū UW-51.
Ka inoa a ka mea hana paha
Helu kikoʻī (makahiki-lā a i ʻole koi ʻia)
Nui (OD, WT, lōʻihi)
Papa (A a i ʻole B)
ʻAno paipu (F, E, a i ʻole S)
Pumi ho'āʻo (paipu kila ʻole wale nō)
Helu Wela
ʻO nā ʻike hou aʻe i kuhikuhi ʻia ma ke kauoha kūʻai.
Ka nui (wāwae, mika, a i ʻole ka helu o ka lōʻihi)
Ka inoa o ka mea (paipu kila, huila uila i wili ʻia)
Helu kiko'ī
Nā koho papa a me ka papa
Nui (waho a i ʻole ke anawaena o loko, maʻamau a liʻiliʻi paha ka mānoanoa pā)
Ka lōʻihi (ʻokoʻa a ʻokoʻa paha)
Hoʻopau hoʻopau
Nā koho kūʻai
Nā koi hoʻohui, inā loaʻa.
ʻO ka paipu ʻole a i ʻole ʻeleʻele / Varnish coating/Epoxy coating/3PE coating (e like me nā koi o ka mea kūʻai aku);
I ka hemo;
ʻO nā hopena ʻelua me nā mea pale hope;
ʻO ka hopena maʻamau, ka hopena bevel (2 ″ a ma luna me nā hopena bevel, degere: 30 ~ 35 °), maʻamau;
Hoʻomau i ka "Kiʻekiʻe kiʻekiʻe kiʻekiʻe, hāʻawi wikiwiki, kumukūʻai kūʻē", ua hoʻokumu mākou i ka hui lōʻihi me nā mea kūʻai mai nā ʻāina ʻelua a me ka home a loaʻa nā manaʻo kiʻekiʻe o nā mea kūʻai aku a me nā mea kahiko no ke kūlana kiʻekiʻe DIN1629 St37 St44 St52 S355j2h Seamless ʻO Carbon Steel Pipe, kono mākou iā ʻoe a me kāu ʻoihana e holomua pū me mākou a kaʻana like i kahi manawa lōʻihi i ka ʻoihana honua.
Kaulana kiʻekiʻeʻO nā paipu holo ʻole o Kina a me ka paipu kila, Manaʻo mākou e lilo i ʻoihana hou me ka manaʻo pāʻoihana o "Sincerity a me ka hilinaʻi" a me ka manaʻo o "Ke hāʻawi aku nei i nā mea kūʻai aku i nā lawelawe ʻoiaʻiʻo a me nā huahana maikaʻi loa".Ke noi ʻiʻo nei mākou i kāu kākoʻo hoʻololi ʻole a mahalo i kāu ʻōlelo aʻoaʻo maikaʻi a alakaʻi.
