JIS G3444

JIS G3444

Short Description:

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
  • Kutumiza: 20ft, 40ft, chochuluka chotengera
  • Port: Tianjin
  • Terms malipiro: L / C, T / T, kumadzulo wogwirizana
  • mankhwala Mwatsatanetsatane

    Tags mankhwala

    JIS G3444 Round   Zitsulo chitoliro

    Kunja awiri (mm): 21.7-1016.0

    Wall makulidwe (mm): 2.0-22

    Utali: 1m-12m kapena kutalika makonda

    Pamwamba mankhwala: wakuda, kupenta, kanasonkhezereka, etc.

    Itha: kumveka kapena yamazinga imathera ndi chimodzi mapeto pulasitiki kapu imodzi kumapeto lumikiza

    Wazolongedza: mu mtolo kapena atakulungidwa ndi nsalu PVC madzi umboni.

    Kutumiza .: zambiri kapena katundu mu muli.

    Malipiro: T / T, L / C, kumadzulo wogwirizana

    Mapulogalamu: kapangidwe, madzi, mpweya ndi zina zotero.

     

    Table 1. mipweya

             

    Unit:%

    Chizindikiro cha kalasi

    C

    Si

    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 kuti 1,30

    0,040 Max.

    0,040 Max.

    STK540

    0,23 Max.

    0,55 Max.

    1,50 Max.

    0,040 Max.

    0,040 Max.

    Buku a) Ngati ndi kotheka, alloying zinthu zina kuposa zafotokozeredwa tebulo mwina zidzawonjezedwa. b) Kuti chubu cha kalasi STK540 choposa 12,5 mm khoma makulidwe, mipweya zikhoza kukhala ndi aggreement pakati wogula ndi Mlengi.                                                           

     

     

    Table 2. Mawotchi Katundu

    Chizindikiro cha kalasi

    Kwamakokedwe mphamvu N / mm²

    Zokolola kufika umboni nkhawa N / mm²

    Kwamakokedwe mphamvu china chotulutsa zone N / mm²

    Flattening

    Bendability

    Distance pakati pa mbale (H)

    Bend ngodya

    utali wozungulira mkati

    Ntchito kunja m'mimba mwake

    Onse diameters kunja

    Onse diameters kunja

    Onse diameters kunja

    Onse diameters kunja

    50 mm Max.

    STK290

    Mph 290.

    -

    Mph 290.

    2/3 D

    90 °

    6 D

    STK400

    Mph 400.

    Mph 235.

    Mph 400.

    2/3 D

    90 °

    6 D

    STK490

    Mph 490.

    Mph 315.

    Mph 490.

    7/8 D

    90 °

    6 D

    STK800

    Mph 500.

    Mph 355.

    Mph 500.

    7/8 D

    90 °

    6 D

    STK540

    Mph 540.

    Mph 390.

    Mph 540.

    7/8 D

    90 °

    6 D

    NOTE 1 D wa tebulo ndi kunja m'mimba mwake wa machubu. NOTE 2 1 Nmm² = 1MPa

     


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