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    Spiral Seam Steel Pipe Kwa Mapaipi Amadzi Apansi Pansi

    Spiral Seam Steel Pipe Kwa Mapaipi Amadzi Apansi Pansi Owonetsedwa Chithunzi
    • Spiral Seam Steel Pipe Kwa Mapaipi Amadzi Apansi Pansi

    Kufotokozera Kwachidule:

    Kuyambitsa wathuchitoliro cha msoko kwa mapaipi amadzi apansi panthaka.Zomangamanga za lusoli ndi chitoliro cha msoko, chowotcherera mwaukadaulo pogwiritsa ntchito luso lapamwamba kwambiri lazitsulo pamsika.


    Tsatanetsatane wa Zamalonda

    Zolemba Zamalonda

    Thechitoliro chamadzi chapansi panthakandi chitoliro chachitsulo chozungulira chopangidwa ndi njira yowotcherera ya arc yokhala ndi mawaya awiri mbali ziwiri.Chitolirocho chimapangidwa kuchokera ku zitsulo zazitsulo ndipo chimatulutsidwa pa kutentha kosalekeza kuti zitsimikizire kuti zimakhala zolimba komanso zamoyo wautali.

    Katundu Wakuthupi ndi Wamankhwala Wamapaipi Achitsulo (GB/T3091-2008, GB/T9711-2011 ndi API Spec 5L)

    		        

    Standard

    Kalasi yachitsulo

    Zamankhwala (%)

    Tensile Property

    Charpy (V notch) Impact Test
    c Mn p s Si

    Zina

    Yield Strength (Mpa)

    Mphamvu Yamphamvu (Mpa)

    (L0 = 5.65 √ S0 (mphindi Wotambasula) (%)
    max max max max max min max min max D ≤ 168.33mm D ＞ 168.3mm

    GB/T3091 -2008

    		 Q215A ≤ 0.15 0.25 ＜ 1.20 0.045 0.050 0.35

    Kuwonjezera Nb\V\Ti molingana 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  

    Posankha kuwonjezera chimodzi mwazinthu za Nb\V\Ti kapena kuphatikiza kulikonse

    		 175   310  

    27

    Chimodzi kapena ziwiri mwazowonetsa mphamvu zamphamvu ndi malo ometa zitha kusankhidwa.Kwa 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  

    Kwa kalasi B chitsulo, Nb+V ≤ 0.03%; zitsulo ≥ kalasi B, kusankha kuwonjezera Nb kapena V kapena kuphatikiza kwawo, ndi Nb+V+Ti ≤ 0.15%

    		 172   310  

    (L0 = 50.8mm) kuti iwerengedwe motsatira ndondomeko iyi: e=1944·A0 .2/U0 .0 A: Dera lachitsanzo mu mm2 U: Mphamvu zochepa zotchulidwa mu Mpa

    Palibe kapena chilichonse kapena zonse ziwiri zomwe zimakhudzidwa ndi gawo lometa zomwe zimafunikira ngati muyeso wolimba.
    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

    Kumanga kozungulira kwa chitoliro kumapangitsa kuti ikhale yamphamvu kwambiri komanso yosagwira ntchito, zomwe zimapangitsa kuti ikhale yabwino kwambiri pamakina amadzi apansi panthaka.

    Kuphatikiza pa mphamvu ndi kulimba, mapaipi amadzi apansi panthaka amapangidwa kuti aziyika mosavuta.Kamangidwe ka msoko wa Spiral ndi wosinthika komanso wosinthika, kulola kuwongolera mosavuta ndikuyika ngakhale malo ovuta kwambiri.Izi zikutanthauza kuti mutha kuyala mapaipi mwachangu komanso moyenera, kupulumutsa nthawi ndi ndalama zogwirira ntchito.

    Kuonjezera apo, kugwiritsa ntchito zipangizo zapamwamba komanso luso lamakono lowotcherera limatsimikizira kuti mapaipi amadzi apansi panthaka amagonjetsedwa kwambiri ndi dzimbiri ndi dzimbiri.Izi zikutanthauza kuti idzasunga umphumphu ndi ntchito zake kwa zaka zambiri, ngakhale mumkhalidwe wovuta wapansi panthaka.

    Njira Zowotcherera Mapaipi
    Chitoliro chopangidwa ndi polyurethane

    Mipope yathu yamadzi apansi panthaka imapezeka mumitundu yosiyanasiyana kuti ikwaniritse zosowa zenizeni za polojekiti yanu.Kaya mukuyala madzi ang'onoang'ono apanyumba kapena makina akuluakulu ogulitsa mafakitale, tili ndi chitoliro chabwino kwa inu.Gulu lathu la akatswiri lingaperekenso upangiri wogwirizana ndi chithandizo chothandizira kusankha mapaipi omwe amagwirizana ndi zomwe mukufuna.

    Pankhani ya machitidwe a madzi apansi panthaka, mukufunikira chitoliro chomwe mungakhulupirire.Ndi zotsogola zozungulira olowa zomangamanga, zipangizo khalidwe ndi kuwotcherera akatswiri, mipope athu pansi panthaka ndi abwino kwa maukonde madzi.Chokhazikika, chodalirika komanso chosavuta kukhazikitsa, chitoliro ichi chidzayima nthawi zonse, kukupatsani mtendere wamaganizo ndi ntchito zapamwamba.

    Zonsezi, mapaipi a spiral seam ndi chisankho chabwino kwambiri kwa aliyense amene akufunikira njira yogawa madzi yapamwamba kwambiri, yodalirika komanso yokhazikika.Ndi mapangidwe ake apamwamba ozungulira msoko komanso akatswirikuwotcherera chitoliro chachitsulo, chitoliro chimapereka mphamvu zosayerekezeka, kusinthasintha ndi kukana dzimbiri.Osanyengerera pamtundu wa madzi apansi panthaka - sankhani mapaipi amadzi apansi panthaka ngati yankho lomwe mungadalire.

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