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Tiwbiau Aloi Nicel 825 • UNS N08825 • 2.4858

Disgrifiad Byr:

Tiwbiau Aloi Nicel Aloi 825. Mae Aloi 825 yn aloi nicel-haearn-cromiwm sy'n cynnwys Molybdenwm a chopr i'w wneud yn wrthsefyll iawn amgylcheddau lleihau fel asid sylffwrig neu ffosfforig. Mae hefyd yn gwrthsefyll cyrydiad straen clorid.


  • Gradd Tiwb:Aloi 825, UNS N08825, 2.4858
  • Math o Diwb:Wedi'i Weldio, Wedi'i Weldio a'i Dynnu, Di-dor
  • Ffurf Tiwb:Syth, Plyg U
  • Gorffeniad Arwyneb:Anelio Llachar, Anelio a Phiclo, Wedi'i Sgleinio
  • Safonau (ASME/ASTM):B704, B705, B163, B423
  • Manylion Cynnyrch

    Tagiau Cynnyrch

    Tiwbiau Aloi Nicel Aloi 825, Tiwbiau Aloi Nicel 2.4858

    Cyfansoddiad Cemegol (mewn % yn ôl màs)
    Gradd C Si Mn P S Cr Ni Mo Fe Co W Ti Cu Eraill
    Uchafswm Uchafswm Uchafswm Uchafswm Uchafswm Uchafswm
    N08825 0.05 1.0 19.5-23.5 38.0-46.0 2.5-3.5 6.0 – 10.0 0.6-1.2 1.5-3.0
    2.4858 0.05 1.0 19.5-23.5 38.0-46.0 2.5-3.5 6.0 – 10.0 0.6-1.2 1.5-3.0

    Eiddo Mecanyddol a Thriniaeth Gwres
    Gradd Rp 0.2 Mpa Rp 1.0 Mpa Rm Mpa A (%) Caledwch (HRB) Triniaeth Gwres
    Min. Min. Isafswm – Uchafswm Min. Uchafswm
    N08825 241 585 30 Datrysiad wedi'i Anelio
    2.4858 241 585 30 Datrysiad wedi'i Anelio

    Maint y Tiwb a Ddefnyddir yn Gyffredin

    OD Trwch (mm)
    (mm) 0.50 0.70 0.80 0.89 1.00 1.20 1.24 1.50 1.65 2.00 2.11 2.50 2.77 3.05
    6.00 x x x x x x x x
    6.35 x x x x x x x x x
    7.00 x x x x x x x x
    7.50 x x x x x x x x
    8.00 x x x x x x x x
    9.00 x x x x x x x x
    9.53 x x x x x x x x x
    10.00 x x x x x x x x
    11.00 x x x x x x x x
    12.00 x x x x x x x x x
    12.70 x x x x x x x x x x x
    13.00 x x x x x x x x
    14.00 x x x x x x x x
    15.00 x x x x x x x x
    15.88 x x x x x x x x x x x
    16.00 x x x x x x x x x x
    17.15 x x x x x x x x x x x
    18.00 x x x x x x x x x x
    19.00 x x x x x x x x x x
    19.05 x x x x x x x x x x x x x
    20.00 x x x x x x x x x x x x x
    21.34 x x x x x x x x x x x x x
    22.00 x x x x x x x x x x x x x
    22.23 x x x x x x x x x x x x x
    23.00 x x x x x x x x x x x x x
    24.00 x x x x x x x x x x x x x
    25.00 x x x x x x x x x x x x x x
    25.40 x x x x x x x x x x x x x x
    26.00 x x x x x x x x x x x x x x
    26.67 x x x x x x x x x x x x x x
    26.90 x x x x x x x x x x x x x x
    28.00 x x x x x x x x x x x x x x
    28.58 x x x x x x x x x x x x x x
    30.00 x x x x x x x x x x x x x x
    31.75 x x x x x x x x x x x x x x
    32.00 x x x x x x x x x x x x x x
    33.40 x x x x x x x x x x x x x x
    35.00 x x x x x x x x x x x x x x
    36.00 x x x x x x x x x x x x x x
    38.10 x x x x x x x x x x x x x x
    42.00 x x x x x x x x x x
    44.50 x x x x x x x x x
    48.26 x x x x x x x
    50.80 x x x x x x x x x x x

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