JIS G3444

JIS G3444

Whakaahuatanga Poto:

JIS G3444 Round  Steel Pipe Outside diameter(mm):21.7-1016.0 Wall Thickness(mm): 2.0-22 Length: 1m-12m or customized length Surface treatment: black, painting, galvanized, etc. Ends:plain or threaded both end with one end plastic cap one end coupling Packing: in bundle or wrapped with water-proof pvc cloth. Shipping.: bulk or load in containers. Payment: T / T, L / C, western union Applications: structure,water,gas and so on.   Table 1. Chemical Composition           Unit:% Symbol of ...


  • Origin: China
  • Shipping: 20e, 40ft, oko nuinga
  • Port: Tianjin
  • Ngā utu: L / C, T / T, uniana uru
  • Taipitopito hua

    Tūtohu hua

    JIS G3444 Rauna   Steel Pipe

    diameter Waho (mm): 21.7-1016.0

    Wall Matotoru (mm): 2.0-22

    Length: 1m-12m te roa whakaritea ranei

    maimoatanga Mata: mangu, painting, piauau, me ētahi atu

    Mutu: mania ranei whiria mutunga e rua ki tetahi pito kirihou pōtae kotahi pito e honoa

    Tarapēke: i roto i te paihere ranei takai ki te kakahu pvc wai-tohu.

    Shipping .: nuinga kawenga ranei i roto i te ipu.

    Utu: T / T, L / C, uniana uru

    Tono: hanganga, te wai, hau me te pera i runga i.

     

    Ripanga 1. Hanga Matū

             

    Unit:%

    Tohu o te kōeke

    C

    Hei

    MN

    P

    S

    STK290

    -

    -

    -

    0,050 max.

    0,050 max.

    STK400

    0.25 max.

    -

    -

    0,040 max.

    0,040 max.

    STK490

    0.18 max.

    0.55 max.

    1.65 max.

    0,035 max.

    0,035 max.

    STK500

    0.24 max.

    0.35 max.

    0.30 ki te 1.30

    0,040 max.

    0,040 max.

    STK540

    0,23 max.

    0.55 max.

    1.50 max.

    0,040 max.

    0,040 max.

    Mau nota i te) Ki te tika, kia tapiritia ai huānga alloying atu atu i tohua i roto i tenei tepu. b) hoki te ngongo o rawa 12.5 mm i roto i te matotoru taiepa kōeke STK540, kia kia ngohengohe ki te aggreement i waenganui i te hoko me te kaiwhakanao te hanganga matū.                                                           

     

     

    Ripanga 2. Āhuatanga Mechanical

    Tohu o te kōeke

    Kurut kaha N / mm²

    wāhi Tukua o te ahotea tohu N / mm²

    kaha kurut i roto i te rohe Weld N / mm²

    Flattening

    Bendability

    Te tawhiti i waenganui i paraharaha (H)

    Bend koki

    pūtoro roto

    Tono waho diameter

    diameters waho Katoa

    diameters waho Katoa

    diameters waho Katoa

    diameters waho Katoa

    50 max mm.

    STK290

    290 min.

    -

    290 min.

    2/3 D

    90 °

    6 D

    STK400

    400 min.

    235 min.

    400 min.

    2/3 D

    90 °

    6 D

    STK490

    490 min.

    315 min.

    490 min.

    7/8 D

    90 °

    6 D

    STK800

    500 min.

    355 min.

    500 min.

    7/8 D

    90 °

    6 D

    STK540

    540 min.

    390 min.

    540 min.

    7/8 D

    90 °

    6 D

    FAKATOKANGA 1 D o tenei tepu ko te diameter waho o te ngongo. FAKATOKANGA 2 1 Nmm² = 1MPa

     


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