• Imelo: richard@czlxg.com
  • WhatsApp: 8615822968134
    • English

    Kumvetsetsa Kufunika kwa Chitoliro Chabwino cha Gasi Wachilengedwe: Chitoliro cha X42 SSAW, ASTM A139 ndi EN10219

    Kumvetsetsa Kufunika kwa Chitoliro Chabwino cha Gasi Wachilengedwe: Chitoliro cha X42 SSAW, ASTM A139 ndi EN10219 Chithunzi Chowonetsedwa
    • Kumvetsetsa Kufunika kwa Chitoliro Chabwino cha Gasi Wachilengedwe: Chitoliro cha X42 SSAW, ASTM A139 ndi EN10219

    Kufotokozera Kwachidule:

    Ponena za mayendedwe a gasi wachilengedwe, mapaipi amagwira ntchito yofunika kwambiri poonetsetsa kuti chuma chamtengo wapatalichi chikupezeka bwino komanso mosamala.chitoliro cha gasi wachilengedwe Kusankha ndi chisankho chofunikira kwambiri chifukwa kumakhudza mwachindunji kudalirika ndi chitetezo cha netiweki yonse yogawa gasi. Mu blog iyi, tikambirana za kufunika kwa chitoliro cha gasi wachilengedwe wabwino, kuyang'ana kwambiri chitoliro cha X42 SSAW, ASTM A139, ndi EN10219.


    Tsatanetsatane wa Zamalonda

    Ma tag a Zamalonda

     X42SSAWchitolirondi mtundu wa chitoliro cha gasi lachilengedwe chomwe chimagwiritsidwa ntchito kwambiri mumakampani opanga mafuta ndi gasi. Chimapangidwa pogwiritsa ntchito njira yolumikizira arc yomwe imapanga mapaipi abwino komanso olimba. Chitoliro cha X42 SSAW chili ndi mphamvu zambiri komanso mankhwala abwino kwambiri, zomwe zimapangitsa kuti chikhale choyenera kwambiri mayendedwe a gasi lachilengedwe. Kukana kwake dzimbiri ndi ming'alu kumapangitsa kuti chikhale chisankho choyamba pa ntchito zomanga mapaipi.

     ASTM A139ndi muyezo wina wofunikira pa mapaipi a gasi wachilengedwe. Izi zikuphatikizapo chitoliro chachitsulo cholumikizidwa ndi magetsi (arc) cholumikizidwa ndi msoko wowongoka kapena wozungulira chomwe chimagwiritsidwa ntchito ponyamula mpweya, nthunzi, madzi ndi zakumwa zina. Chitoliro cha ASTM A139 chimadziwika chifukwa cha kudalirika kwake komanso kugwira ntchito kwa nthawi yayitali pansi pa mikhalidwe yovuta kwambiri yogwirira ntchito. Mapaipi awa adapangidwa kuti athe kupirira kupsinjika kwakukulu ndi kusinthasintha kwa kutentha, zomwe zimapangitsa kuti akhale abwino kwambiri potumiza ndi kugawa gasi wachilengedwe.

    Muyezo Kalasi yachitsulo Kapangidwe ka mankhwala Katundu wokoka Mayeso a Charpy Impact ndi Mayeso a Drop Weight Tear
    C Mn P S Ti Zina CEV4)（%） Mphamvu ya Rt0.5 Mpa Mphamvu yokoka ya Rm Mpa A% L0=5.65 √ Kutalikirana kwa S0
    kuchuluka kuchuluka kuchuluka kuchuluka kuchuluka   kuchuluka kuchuluka mphindi kuchuluka mphindi kuchuluka  
    API Spec 5L (PSL2) B 0.22 1.20 0.025 0.015 0.04 Pa mitundu yonse yachitsulo: Ngati mukufuna kuwonjezera Nb kapena V kapena kuphatikiza kulikonse
    mwa iwo, koma
    Nb+V+Ti ≤ 0.15%,
    ndi Nb+V ≤ 0.06% ya giredi B    		 0.25 0.43 241 448 414 758 Kuwerengedwa
    malinga ndi
    njira yotsatirayi:
    e=1944·A0.2/U0.9
    A: Kugawanika kwa magawo
    dera la chitsanzo mu mm2 U: Mphamvu yochepa yokhazikika mu
    Mpa    		 Pali mayeso ofunikira komanso mayeso ena osankha. Kuti mudziwe zambiri, onani muyezo woyambirira.
    X42 0.22 1.30 0.025 0.015 0.04 0.25 0.43 290 496 414 758
    X46 0.22 1.40 0.025 0.015 0.04 0.25 0.43 317 524 434 758
    X52 0.22 1.40 0.025 0.015 0.04 0.25 0.43 359 531 455 758
    X56 0.22 1.40 0.025 0.015 0.04 0.25 0.43 386 544 490 758
    X60 0.22 1.40 0.025 0.015 0.04 0.25 0.43 414 565 517 758
    X65 0.22 1.45 0.025 0.015 0.06 0.25 0.43 448 600 531 758
    X70 0.22 1.65 0.025 0.015 0.06 0.25 0.43 483 621 565 758
    X80 0.22 1.65 0.025 0.015 0.06 0.25 0.43 552 690 621 827
                   Si  Mn+Cu+Cr  Ndi  Ayi   V
    1)CE(Pcm)=C+ 30 + 20 + 60 + 15 + 10 +58
                                 Mn  Cr+Mo+V     Ni+Cu 
    2)CE(LLW)= C + 6 + 5 + 15

     EN10219ndi muyezo wa ku Europe womwe umalongosola zofunikira zaukadaulo zoperekera magawo obowoka opangidwa ndi chitsulo chosapanga dzimbiri komanso chitsulo chosalala. Ngakhale EN10219 sinakonzedwe mwachindunji pamapaipi a gasi lachilengedwe, zofunikira zake zolimba kuti zikhale zolimba, zolondola kwambiri komanso mawonekedwe a makina zimapangitsa kuti ikhale chisankho choyenera pamapulojekiti ena a mapaipi a gasi. Kugwiritsa ntchito mapaipi omwe akutsatira miyezo ya EN10219 kungathandize kukonza umphumphu wonse ndi moyo wautumiki wa dongosolo lanu logawa gasi lachilengedwe.

    Kufunika kosankha chitoliro cha mpweya wachilengedwe wabwino sikunganyalanyazidwe. Mapaipi osalimba kapena otsika mtengo angayambitse zoopsa zazikulu ku chilengedwe, chitetezo cha anthu komanso kudalirika kwa mpweya. Chifukwa chake, makampani opanga gasi wachilengedwe, ogwira ntchito zamapaipi ndi oyang'anira mapulojekiti ayenera kuyang'anira kugwiritsa ntchito zipangizo zamapaipi zotsimikizika komanso zodziwika bwino monga chitoliro cha X42 SSAW, ASTM A139 ndi EN10219.

    Chitoliro cha SSAW

    Powombetsa mkota,chitoliro cha gasi wachilengedweKusankha ndi gawo lofunika kwambiri pakupanga ndi kumanga mapaipi. Zinthu zofunika kuziganizira pa khalidwe, monga kulimba kwa zinthu, kukana dzimbiri, komanso kutsatira miyezo ya makampani, ziyenera kutsogolera njira yopangira zisankho. Mwa kusankha mapaipi odalirika komanso odalirika, monga mapaipi a X42 SSAW, ASTM A139, ndi EN10219, anthu omwe akukhudzidwa ndi ntchitoyi akhoza kuwonetsetsa kuti zomangamanga zoyendera gasi zachilengedwe zikuyenda bwino komanso kukhala zotetezeka kwa nthawi yayitali.

    Pomaliza, ndikofunikira kwambiri kugwiritsa ntchito mapaipi a gasi lachilengedwe abwino kwambiri omwe amakwaniritsa miyezo yamakampani ndipo ali ndi mphamvu zofunikira zamakina ndi mankhwala. Mwa kusankha njira zodalirika monga mapaipi a X42 SSAW, ASTM A139 ndi EN10219, ogwira ntchito pamapaipi amatha kuwonetsetsa kuti njira zawo zogawa gasi lachilengedwe ndi zotetezeka kwa nthawi yayitali.

  • Yapitayi:
  • Ena:
    • Lembani uthenga wanu apa ndipo mutitumizireni

    Magulu a zinthu