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304 / 304L Bakin Karfe Bakin Karfe Wanda Ya Fitar da Hoton
  • 304/304L Bakin Karfe Bakin Karfe 1
  • 304/304L Bakin Karfe Bakin Karfe 2

304/304L Bakin Karfe Bakin Karfe

Takaitaccen Bayani:

304 da 304L maki na austenitic bakin karfe ne mafi m da kuma amfani da bakin karfe. 304 da 304L bakin karfe sune bambancin 18 bisa dari chromium - 8 bisa dari nickel austenitic alloy. Suna nuna kyakkyawan juriya na lalata ga wurare masu yawa na lalata.


Cikakken Bayani

Girman Siga

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Gabatarwar Samfur

Alloys 304 (S30400) da 304L (S30403) bakin karfe sune bambancin kashi 18 cikin 100 na chromium - kashi 8 cikin dari na nickel austenitic gami, mafi yawan saba kuma galibi ana amfani da gami a cikin dangin bakin karfe. 304/L bakin karfe yana da kyawawan kaddarorin ƙirƙira. Malleability ɗin sa yana ba da damar ƙirƙirar shi cikin sauƙi don walƙiya, lanƙwasa da murɗawa. Kyakkyawan machinability da ƙarancin abun ciki na sulfur yana haɓaka ingantaccen weldability a cikin aikace-aikacen da ke buƙatar sa.

Babban ƙarfi, kyakkyawan juriya na lalata da ƙarancin abun ciki na carbon suna sa Alloy 304 da 304L Bakin Karfe masu amfani don aikace-aikacen da ake buƙatar walda. Abubuwan da ake amfani da su sun haɗa da gyare-gyaren gine-gine da datsa, welded abubuwan sinadaran, yadi, takarda, magunguna da kayan sarrafa masana'antar sinadarai.

Sauran abũbuwan amfãni su ne juriya ga hadawan abu da iskar shaka, kyakkyawan tsari, sauƙi na ƙirƙira da tsaftacewa, kyakkyawan ƙarfi ga rabo mai nauyi da kuma tauri mai kyau a yanayin zafi na cryogenic Don yanayin mummunan yanayi, ƙananan abun ciki na Nau'in 304L ya fi dacewa saboda girman rigakafi ga lalatawar intergranular.

Nau'in 304L bakin karfe shine karin ƙarancin carbon sigar karfe 304gami. Ƙananan abun ciki na carbon a cikin 304L yana rage girman hazo mai lalacewa ko cutarwa sakamakon walda. 304L, don haka, ana iya amfani da shi "kamar yadda aka haɗa" a cikin yanayin lalata mai tsanani, kuma yana kawar da buƙatar cirewa.

Wannan matakin yana da ƙananan kaddarorin inji fiye da daidaitattun maki 304, amma har yanzu ana amfani da shi sosai saboda iyawar sa. Kamar Nau'in Bakin Karfe na 304, ana amfani da shi wajen yin giya da giya, amma kuma don dalilai fiye da masana'antar abinci kamar a kwantena sinadarai, hakar ma'adinai, da gini. Yana da kyau a yi amfani da shi a sassa na ƙarfe kamar goro da kusoshi waɗanda aka fallasa ga ruwan gishiri.

Ƙayyadaddun samfur

ASTM A269, ASTM A213 / ASME SA213 (Seamless)

Kwatanta Haɗin Chemacal

Lambar Daidaitawa HADIN KASHIN KIMIYYA
C Si Mn P S Ni Cr Mo WASU
304 JIS Farashin 304 0.080max 1.00max 2.00max 0.040max 0.030max 8.00-11.00 18.00-20.00 - -
AISI 304 0.080max 1.00max 2.00max 0.045max 0.030max 8.00-10.50 18,00-20.00 - -
ASTM Farashin TP304 0.080max 0.75max 2.00max 0.040max 0.030max 8.00-11.00 18.00-20.00 - -
DIN X5CrNi189
Nr, 1,4301		 0.070max 1.00max 2.00max 0.045max 0.030max 8,50-10.00 17.00-20.00 * -
304l JIS SUS 304L 0.030max 1.00max 2.00max 0.040max 0.030max 9,00-13.00 18.00-20.00 - -
AISI 304l 0.030max 1.00max 2.00max 0.045max 0.030max 8.00-12.00 18.00-20.00 - -
ASTM Saukewa: TP304L 0.035max 0.75max 2.00max 0.040max 0.030max 8,00-13.00 18.00-20.00 - -
DIN X2CrNi189
Nr.1,4306		 0.030max 1.00max 2.00max 0.045max 0.030max 10.00-12.50 17.00-20.00 * -
Kayayyakin Injini
Ƙarfin Haɓaka 30 Ksi min
Ƙarfin Ƙarfi 75 Ksi min
Tsawaita (minti 2) 35%
Hardness (Rockwell B Scale) Babban darajar HRB

Haƙuri Girma

OD OD Toleracne Hakuri WT
Inci mm %
1/8" +0.08/-0 +/-10
1/4" +/- 0.10 +/-10
Har zuwa 1/2" +/- 0.13 +/-15
1/2" zuwa 1-1/2" , excl +/- 0.13 +/-10
1-1/2" zuwa 3-1/2" , ban da +/-0.25 +/-10
Lura: Ana iya yin shawarwari tare da haƙuri bisa ga takamaiman bukatun abokin ciniki
Matsakaicin izinin izini (naúrar: BAR)
Kaurin bango (mm)
    0.89 1.24 1.65 2.11 2.77 3.96 4.78
OD (mm) 6.35 387 562 770 995      
9.53 249 356 491 646 868    
12.7 183 261 356 468 636    
19.05   170 229 299 403    
25.4   126 169 219 294 436 540
31.8     134 173 231 340 418
38.1     111 143 190 279 342
50.8     83 106 141 205 251

Certificate na Daraja

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ISO9001/2015 Standard

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ISO 45001/2018 Standard

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Takaddun shaida na PED

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Takaddun gwajin dacewa na TUV Hydrogen

  • Na baya:
  • Na gaba:
    • A'a. Girman (mm)
    OD Thk
    BA Tube Inner surface roughness Ra0.35 
    1/4" 6.35 0.89
    6.35 1.00
    3/8" 9.53 0.89
    9.53 1.00
    1/2” 12.70 0.89
    12.70 1.00
    12.70 1.24
    3/4” 19.05 1.65
    1 25.40 1.65
    BA Tube Inner surface roughness Ra0.6
    1/8" 3.175 0.71
    1/4" 6.35 0.89
    3/8" 9.53 0.89
    9.53 1.00
    9.53 1.24
    9.53 1.65
    9.53 2.11
    9.53 3.18
    1/2" 12.70 0.89
    12.70 1.00
    12.70 1.24
    12.70 1.65
    12.70 2.11
    5/8" 15.88 1.24
    15.88 1.65
    3/4" 19.05 1.24
    19.05 1.65
    19.05 2.11
    1" 25.40 1.24
    25.40 1.65
    25.40 2.11
    1-1/4" 31.75 1.65
    1-1/2" 38.10 1.65
    2" 50.80 1.65
    10 A 17.30 1.20
    15 A 21.70 1.65
    20 A 27.20 1.65
    25 A 34.00 1.65
    32A 42.70 1.65
    40A 48.60 1.65
    50A 60.50 1.65
      8.00 1.00
      8.00 1.50
      10.00 1.00
      10.00 1.50
      10.00 2.00
      12.00 1.00
      12.00 1.50
      12.00 2.00
      14.00 1.00
      14.00 1.50
      14.00 2.00
      15.00 1.00
      15.00 1.50
      15.00 2.00
      16.00 1.00
      16.00 1.50
      16.00 2.00
      18.00 1.00
      18.00 1.50
      18.00 2.00
      19.00 1.50
      19.00 2.00
      20.00 1.50
      20.00 2.00
      22.00 1.50
      22.00 2.00
      25.00 2.00
      28.00 1.50
    BA Tube, Babu buƙatu game da rashin ƙarfi na ciki
    1/4" 6.35 0.89
    6.35 1.24
    6.35 1.65
    3/8" 9.53 0.89
    9.53 1.24
    9.53 1.65
    9.53 2.11
    1/2" 12.70 0.89
    12.70 1.24
    12.70 1.65
    12.70 2.11
      6.00 1.00
      8.00 1.00
      10.00 1.00
      12.00 1.00
      12.00 1.50
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