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    Chitoliro Chozungulira Chapamwamba Kwambiri

    Chitoliro cha Msoko Wozungulira Wapamwamba Kwambiri Chithunzi Chowonetsedwa
    • Chitoliro Chozungulira Chapamwamba Kwambiri

    Kufotokozera Kwachidule:

    Chitoliro chathu chapamwamba kwambiri chozungulira chimagwiritsidwa ntchito m'njira zosiyanasiyana, kuphatikizapo zomangamanga, mafuta ndi gasi, komanso mayendedwe apamadzi. Chifukwa cha mphamvu zake zapamwamba komanso kulimba kwake, chapangidwa kuti chizitha kupirira kupsinjika ndi kukana dzimbiri, zomwe zimapangitsa kuti chikhale yankho lokhalitsa pazosowa zanu za mapaipi.


    Tsatanetsatane wa Zamalonda

    Ma tag a Zamalonda

    Tikubweretsa chitoliro chathu chapamwamba kwambiri chozungulira, chomwe chimasonyeza mphamvu, kulimba komanso ukadaulo wolondola. Chopangidwa pogwiritsa ntchito njira yapamwamba yolumikizira yozungulira, mapaipi athu amapangidwa kuchokera ku zitsulo zozungulira zotentha zomwe zimapangidwa mosamala kukhala mawonekedwe a cylindrical ndikulumikizidwa motsatira msoko wozungulira. Njira yatsopano yopangira iyi sikuti imangowonjezera kulimba kwa mapaipi, komanso imatsimikizira kuti amatha kupirira ntchito zovuta kwambiri.

    Kampani yathu, timadzitamandira chifukwa cha kudzipereka kwathu kosalekeza kuti makasitomala athu akhutire. Kwa zaka zambiri, tapanga mbiri yabwino kwambiri poika patsogolo zosowa za makasitomala athu pagawo lililonse la njira yogulira. Kuyambira kufunsana ndi makasitomala asanayambe kugulitsa mpaka kuthandizira makasitomala asanayambe kugulitsa, tadzipereka kukwaniritsa zosowa zonse za makasitomala athu. Njira imeneyi yoyang'ana makasitomala yatipangitsa kukhala odalirika komanso okhulupirika kwa makasitomala athu, omwe nthawi zonse amayamikira ubwino wa zinthu zathu komanso kudalirika kwa ntchito zathu.

    Zapamwamba zathuchitoliro chozungulira cha msokoNdi yoyenera kugwiritsidwa ntchito m'njira zosiyanasiyana, kuphatikizapo zomangamanga, mafuta ndi gasi, komanso mayendedwe apamadzi. Chifukwa cha mphamvu zake zapamwamba komanso kulimba kwake, idapangidwa kuti ipirire kupsinjika ndi kukana dzimbiri, zomwe zimapangitsa kuti ikhale yankho lokhalitsa pazosowa zanu zamapaipi.

    Mafotokozedwe a Zamalonda

     

    Katundu Waukulu Wachilengedwe ndi Wamankhwala a Mapaipi Achitsulo (GB/T3091-2008, GB/T9711-2011 ndi API Spec 5L)

    		        

    Muyezo

    Kalasi yachitsulo

    Zinthu Zamankhwala (%)

    Katundu Wolimba

    Mayeso a Charpy (V notch) Impact
    c Mn p s Si

    Zina

    Mphamvu Yopereka (Mpa)

    Mphamvu Yokoka (Mpa)

    （L0=5.65 √ S0）Mphindi Yotambasula （%）
    kuchuluka kuchuluka kuchuluka kuchuluka kuchuluka mphindi kuchuluka mphindi kuchuluka D ≤ 168.33mm D ＞ 168.3mm

    GB/T3091 -2008

    		 Q215A ≤ 0.15 0.25 ＜ 1.20 0.045 0.050 0.35

    Kuwonjezera NbVTi mogwirizana ndi GB/T1591-94

    		 215   335   15 > 31  
    Q215B ≤ 0.15 0.25-0.55 0.045 0.045 0.035 215 335 15 > 31
    Q235A ≤ 0.22 0.30 ＜ 0.65 0.045 0.050 0.035 235 375 15 >26
    Q235B ≤ 0.20 0.30 ≤ 1.80 0.045 0.045 0.035 235 375 15 >26
    Q295A 0.16 0.80-1.50 0.045 0.045 0.55 295 390 13 >23
    Q295B 0.16 0.80-1.50 0.045 0.040 0.55 295 390 13 >23
    Q345A 0.20 1.00-1.60 0.045 0.045 0.55 345 510 13 >21
    Q345B 0.20 1.00-1.60 0.045 0.040 0.55 345 510 13 >21

    GB/T9711-2011（PSL1）

    		 L175 0.21 0.60 0.030 0.030  

    Ngati mukufuna kuwonjezera chimodzi mwa zinthu za NbVTi kapena kuphatikiza kulikonse kwa izo

    		 175   310  

    27

    Chimodzi kapena ziwiri mwa zizindikiro za kulimba kwa mphamvu ya impact ndi malo odulira zingasankhidwe. Pa L555, onani muyezo.
    L210 0.22 0.90 0.030 0.030 210 335

    25
    L245 0.26 1.20 0.030 0.030 245 415

    21
    L290 0.26 1.30 0.030 0.030 290 415

    21
    L320 0.26 1.40 0.030 0.030 320 435

    20
    L360 0.26 1.40 0.030 0.030 360 460

    19
    L390 0.26 1.40 0.030 0.030 390 390

    18
    L415 0.26 1.40 0.030 0.030 415 520

    17
    L450 0.26 1.45 0.030 0.030 450 535

    17
    L485 0.26 1.65 0.030 0.030 485 570

    16

    API 5L (PSL 1)

    		 A25 0.21 0.60 0.030 0.030  

    Pa chitsulo cha giredi B, Nb+V ≤ 0.03%; pa chitsulo ≥ giredi B, kuwonjezera Nb kapena V kapena kuphatikiza kwawo, ndi Nb+V+Ti ≤ 0.15%

    		 172   310  

    （L0=50.8mm）kuti ziwerengedwe motsatira njira iyi:e=1944·A0 .2/U0 .0 A: Dera la chitsanzo mu mm2 U: Mphamvu yochepa yokhazikika mu Mpa

    Palibe mphamvu iliyonse kapena zonse ziwiri zomwe zimafunika pa mphamvu yokhudza kuuma kwa chitoliro ndi malo odulira ubweya.
    A 0.22 0.90 0.030 0.030   207 331
    B 0.26 1.20 0.030 0.030   241 414
    X42 0.26 1.30 0.030 0.030   290 414
    X46 0.26 1.40 0.030 0.030   317 434
    X52 0.26 1.40 0.030 0.030   359 455
    X56 0.26 1.40 0.030 0.030   386 490
    X60 0.26 1.40 0.030 0.030   414 517
    X65 0.26 1.45 0.030 0.030   448 531
    X70 0.26 1.65 0.030 0.030   483 565

     

    Ubwino wa Zamalonda

    1. Chimodzi mwa ubwino waukulu wa chitoliro chozungulira ndi mphamvu yake yabwino kwambiri. Njira yozungulira imalola kuwotcherera kosalekeza, motero kumawonjezera umphumphu wa chitolirocho. Izi zimapangitsa kuti zikhale zabwino kwambiri ponyamula madzi ndi mpweya pansi pa mphamvu yayikulu.

    2. Njira yopangira ndi yothandiza, zomwe zimathandiza kuti mapaipi ataliatali apangidwe popanda kufunikira malo olumikizirana, zomwe zingakhale zofooka.

    3. Ubwino wina waukulu wachitoliro cha msoko wa helicalndi kusinthasintha kwake. Zitha kupangidwa m'makulidwe osiyanasiyana komanso makulidwe a makoma kuti zigwiritsidwe ntchito zosiyanasiyana kuyambira kunyamula mafuta ndi gasi kupita ku makina amadzi.

    4. Makampani opanga mapaipi awa amaika patsogolo kukhutitsidwa kwa makasitomala ndipo amapereka ntchito zonse zogulitsira asanagulitse, panthawi yogulitsa, komanso pambuyo pogulitsa. Kudzipereka kumeneku kumaonetsetsa kuti makasitomala amalandira zinthu zomwe zikugwirizana ndi zosowa zawo, zomwe zimapangitsa kuti zinthu zonse ziyende bwino.

    Kulephera kwa malonda

    1. Njira yowotcherera yozungulira ikhoza kukhala yovuta kwambiri kuposa njira zachikhalidwe zowotcherera, zomwe zingapangitse kuti ndalama zopangira zikhale zokwera.

    2. Ngakhale mapaipi ozungulira ozungulira ali olimba, sangakhale olimba ku dzimbiri kuposa zipangizo zina za mapaipi ndipo amafunika zokutira kapena mankhwala oteteza.

     

    chitoliro chachitsulo chozungulira

     

     

    FAQ

    Q1: Kodi chitoliro chozungulira cha msoko n'chiyani?

    Chitoliro chozungulira chimapangidwa pogwiritsa ntchito njira yapadera yotchedwa njira yolumikizira yozungulira. Ukadaulo watsopanowu umaphatikizapo zitsulo zozungulira zotentha zomwe zimapangidwa ngati cylindrical ndikulumikizidwa pamodzi ndi chitoliro chozungulira. Chitoliro chomwe chimachokera sichimangokhala ndi mphamvu zambiri komanso chimakhala cholimba kwambiri, zomwe zimapangitsa kuti chikhale choyenera kugwiritsidwa ntchito m'njira zosiyanasiyana, kuphatikizapo kunyamula mafuta ndi gasi, kupereka madzi ndi chithandizo cha kapangidwe kake.

    Q2: Chifukwa chiyani muyenera kusankha chitoliro cha msoko chapamwamba kwambiri?

    Ubwino waukulu wa mapaipi ozungulira abwino kwambiri ndi kapangidwe kawo kolimba. Njira yolumikizira yozungulira imalola kulumikiza kosalekeza, komwe kumawonjezera umphumphu ndi kukana kwa kupanikizika kwa mapaipi. Kuphatikiza apo, mapaipi awa amatha kupangidwa m'makulidwe ndi makulidwe osiyanasiyana kuti akwaniritse zosowa za mapulojekiti osiyanasiyana.

    Q3: Kodi ndiyenera kuyang'ana chiyani kwa ogulitsa?

    Posankha kampani yogulitsa machubu ozungulira, ndikofunikira kusankha kampani yomwe imayika patsogolo kukhutitsidwa kwa makasitomala. Yang'anani kampani yomwe imapereka chithandizo chokwanira musanagulitse, kugulitsa, ndi ntchito zogulitsa pambuyo pogulitsa. Kampani yodziwika bwino idzaonetsetsa kuti zinthu zake zikugwirizana ndi zomwe zakhazikitsidwa kale ndipo ikhoza kukwaniritsa zosowa zanu zapadera, ndikuwonetsetsa kuti mumalandira zinthu ndi ntchito zapamwamba zomwe makasitomala anu adzayamikira.

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