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.


  • Papa:S32707
  • Kūlana:ASTM A790
  • Nā kikoʻī huahana

    Nā Lepili Huahana

    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″  
    Nā anakahi metrika
    ≥700 ≥800 920-1100 ≥25 ≥25 ≤34

     

    Nā Hiʻohiʻona Koʻikoʻi o ka Paipu Kila Kinoea Duplex 1.4658:
    • ʻO ka hua kiʻekiʻe a me ka ikaika tensile, e hāʻawi ana i ke kūpaʻa kaomi kiʻekiʻe

    • ʻO ke kūpaʻa maikaʻi loa i ka pitting a me ka crevice corrosion i nā wahi waiwai chloride

    • Ke kūpaʻa koʻikoʻi i ka haki ʻana o ka corrosion stress (SCC)

    • ʻO ke kūpaʻa maikaʻi i ka palaho i ka wai kai a me nā mea hoʻonāukiuki

    • ʻO ka microstructure austenitic-ferritic kaulike me nā waiwai mechanical paʻa

    • Maikaʻi ka weldability a me ke ʻano formability

    • Ola lōʻihi me ka hoʻemi ʻia o nā kumukūʻai mālama a me nā hoʻololi

    Nā noi paipu kila kila duplex UNS S32707:
    • Nā paipu ʻaila a me ke kinoea a me nā ʻōnaehana hana

    • Nā kahua kai a me ka ʻenekinia subsea

    • Nā lako hana kemika a me nā lako petrochemical

    • Nā paipu wai kai a me nā hale hana desalination

    • Nā mea hoʻololi wela a me nā ipu kaomi

    • ʻEnekinia moana a me ke kūkulu moku

    • 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 :

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    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,

    Paipu Nickel N7 Maʻemaʻe Kiʻekiʻe  ʻO ka Tube Nickel Seamless ASTM B161  Nā Paipu Nickel 99.9% N7

     


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