Paipu kila kila duplex S32707
Wehewehe Pōkole:
Paipu kila kila duplex S32707 (EN 1.4658)he paipu kila kila duplex hana kiʻekiʻe me kahi microstructure austenitic-ferritic kaulike, e hāʻawi ana i ka ikaika maikaʻi loa a me ke kūpaʻa kiʻekiʻe i ka pitting, crevice corrosion, a me ka stress corrosion cracking.
Paipu kila kila duplex S32707 / 1.4658he paipu kila kila duplex ikaika kiʻekiʻe e hoʻohui ana i ka hana mechanical maikaʻi loa me ke kūpaʻa ʻana i ka corrosion. Me kona microstructure austenitic-ferritic kaulike, hāʻawi ia i ke kūpaʻa kiʻekiʻe loa i ka pitting, crevice corrosion, a me ka stress corrosion cracking, ʻoi aku hoʻi i nā wahi waiwai chloride a ʻino. Hoʻohana nui ʻia nā paipu duplex S32707 i ka ʻaila a me ke kinoea, ka ʻenekinia ma waho, ka hana kemika, a me nā ʻōnaehana wai kai kahi e koʻikoʻi ai ka hilinaʻi a me ke ola lawelawe lōʻihi.
| Nā kikoʻī o ka paipu kila kila Duplex S32707: |
| Nā kikoʻī | ASTM A790, A928, A789, Paipu Welded, Paipu Seamless |
| Papa | 2707,S32707 |
| ʻAno | Paipu humuhumu ʻole / Paipu i hoʻopaʻa ʻia |
| Anawaena o waho | 6 mm – 219 mm (loaʻa nā nui maʻamau) |
| Mānoanoa o ka paia | 0.5 mm – 20 mm (mānoanoa maʻamau ma ke noi) |
| Ka lōʻihi | A hiki i ka 6000 mm (loaʻa nā lōʻihi maʻamau) |
| ʻIli | ʻEleʻele, ʻĀlohilohi, Hoʻopili ʻia |
| Kūlana | Hoʻopaʻa ʻia / Paʻakikī / E like me ke kaha kiʻi ʻia |
| ʻO ka paipu kemika UNS S32707: |
| Papa | C | Mn | Si | P | S | Mo | Ni |
| UNS S32707 (2707 HD) | 0.03 | 1.5 | 0.5 | 0.035 | 0.010 | 4.8 | 6.5 |
| UNS: S33207 (3207 HD) | 0.03 | 1.5 | 0.8 | 0.035 | 0.010 | 3.5 | 7 |
| Nā Waiwai o ka paipu Duples S32707: |
Pili nā kiʻi ma lalo nei i nā paipu humuhumu ʻole i hoʻomehana ʻia me nā mānoanoa o ka paia a hiki i ka 4 mm.
Ma 20°C (68°F)
| Ikaika hōʻoia, MPa | Ikaika tensile, MPa | Hoʻolōʻihi, % | Paʻakikī, HRC | ||
|---|---|---|---|---|---|
| Rp0.2a) | Rp1.0a) | Rm | ʻAb) | A2″ | |
| ≥700 | ≥800 | 920-1100 | ≥25 | ≥25 | ≤34 |
| Nā Hiʻohiʻona Koʻikoʻi o ka Paipu Kila Kinoea Duplex 1.4658: |
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ʻO ka hua kiʻekiʻe a me ka ikaika tensile, e hāʻawi ana i ke kūpaʻa kaomi kiʻekiʻe
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ʻO ke kūpaʻa maikaʻi loa i ka pitting a me ka crevice corrosion i nā wahi waiwai chloride
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Ke kūpaʻa koʻikoʻi i ka haki ʻana o ka corrosion stress (SCC)
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ʻO ke kūpaʻa maikaʻi i ka palaho i ka wai kai a me nā mea hoʻonāukiuki
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ʻO ka microstructure austenitic-ferritic kaulike me nā waiwai mechanical paʻa
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Maikaʻi ka weldability a me ke ʻano formability
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Ola lōʻihi me ka hoʻemi ʻia o nā kumukūʻai mālama a me nā hoʻololi
| Nā noi paipu kila kila duplex UNS S32707: |
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Nā paipu ʻaila a me ke kinoea a me nā ʻōnaehana hana
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Nā kahua kai a me ka ʻenekinia subsea
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Nā lako hana kemika a me nā lako petrochemical
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Nā paipu wai kai a me nā hale hana desalination
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Nā mea hoʻololi wela a me nā ipu kaomi
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ʻEnekinia moana a me ke kūkulu moku
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Nā ʻōnaehana hana mana a me nā paipu ʻoihana
| Nā nīnau i nīnau pinepine ʻia: |
Q1: He aha ka ʻokoʻa ma waena o ka paipu kila kila duplex S32707 a me 2205?
A1: Hāʻawi ʻo S32707 i ke kūpaʻa ʻana i ka pala a me ka ikaika kiʻekiʻe ma mua o ke kila kila duplex 2205 maʻamau, ʻoi aku hoʻi i nā wahi waiwai i ka chloride.
Q2: He kūpono anei ʻo S32707 no nā noi wai kai?
A2: ʻAe, hōʻike ka paipu kila kila duplex S32707 i ka hana maikaʻi loa i ka wai kai a me nā wahi kai.
Q3: Hiki iā ʻoe ke hoʻolako i nā paipu humuhumu S32707 me MTC?
A3: ʻAe, loaʻa nā palapala hōʻoia piha o ka wili EN 10204 3.1.
| No ke aha e koho ai iā SAKYSTEEL : |
Kūlana Hilinaʻi– Hana ʻia kā mākou mau kaola kila kila, nā paipu, nā ʻōwili, a me nā flanges e hoʻokō i nā kūlana honua e like me ASTM, AISI, EN, a me JIS.
Nānā Paʻa– Hoʻomaʻamaʻa ʻia kēlā me kēia huahana i ka hoʻāʻo ultrasonic, ka nānā kemika, a me ka kaohi dimensional e hōʻoia i ka hana kiʻekiʻe a me ka traceability.
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| ʻO ka hōʻoia maikaʻi o SAKY STEEL (me nā mea luku a me nā mea luku ʻole): |
1. Hoʻāʻo Ana ʻIke
2. Ka nānā ʻana i ka mīkini e like me ka tensile, Elongation a me ka hōʻemi ʻana o ka wahi.
3. Ka loiloi hopena
4. Ka loiloi hoʻokolokolo kemika
5. Hoʻāʻo paʻakikī
6. Hoʻāʻo pale lua
7. Hoʻāʻo komo
8. Hoʻāʻo ʻana i ka palaho Intergranular
9. Hoʻāʻo ʻana i ka ʻōʻino
10. Hoʻāʻo Hoʻokolohua Metallography
| ʻO ka hoʻopili ʻana o SAKY STEEL: |
1. He mea nui loa ka hoʻopili ʻana, ʻoiai hoʻi i nā ukana o ka honua kahi e hele ai nā ukana ma nā ʻano like ʻole e hiki ai i kahi i manaʻo nui ʻia, no laila ke kau nei mākou i ka manaʻo nui e pili ana i ka hoʻopili ʻana.
2. Hoʻopili ʻo Saky Steel i kā mākou waiwai ma nā ʻano he nui e pili ana i nā huahana. Hoʻopili mākou i kā mākou huahana ma nā ʻano he nui, e like me,












