Ukubuka konke kwamapuleti ama-nickel ama-cryogel
Amapuleti we-crylogenic nickel afanelekela kakhulu kwizicelo ezivezwa amazinga okushisa aphansi kakhulu. Zisetshenziselwa ukuthutha kwegesi yemvelo kagesi yemvelo (LNG) kanye ne-Liquefied petroleum gas (LPG).
I-645 gr A / A 645 gr b, ukuncishiswa kwezindleko kanye nokwanda kokuphepha ekwakhiweni kwethangi le-ethylene kanye ne-Lng.
Izikhungo zokukhiqiza zombuso zenza ukuthi senzeke ngathi ukwenza womabili amamaki ensimbi angu-645 gr a and gr b kanye ne-9% ne-nickel steel.
● lng
Igesi yemvelo isebenza emazingeni okushisa aphansi kakhulu ku--164 ° C, incipha ivolumu yayo ngesici sama-600. Lokhu kwenza ukulondolozwa kwayo nokuhamba kahle kwezentengiselwano. Kulawa mazinga okushisa aphansi kakhulu, ukusetshenziswa kwama-9% ama-nickel ensimbi kuyadingeka ukuze kuqinisekiswe ukulahleka okwanele nokumelana nokuqhekeka kwe-brittle. Sinikeza amapuleti abanzi angeziwe kule ngxenye yemakethe, ngisho naku-streams afinyelela ku-5 mm.
● lpg
Inqubo ye-LPG isetshenziselwa ukukhiqiza i-propane futhi icubungule amagesi kusuka kugesi wemvelo. Lawa magesi asebenza ngamazinga okushisa egumbini egumbini lokucindezela okuphansi futhi agcinwe emathangini akhethekile enziwe ngama-5% ama-nickel ensimbi. Sihlinzeka ngamapuleti egobolondo, amakhanda nezigaxa ezivela emthonjeni owodwa.
Thatha i-ASTM ipuleti engu-645 gr b
● Ukusetshenziswa kwe-645 gr a for ukukhiqizwa kwamathangi e-ethylene anikela ngamandla aphezulu angu-15%, ukuphepha okwandisiwe kanye nokuthi kungenzeka ukuncishiswa kodonga oluncishisiwe ngokonga amathangi.
● I-ASTM A 645 GR B ifinyelela izakhiwo ezibonakalayo ezilingana nalezo zensimbi ye-9% ye-nickel yendabuko kwi-LNG yokugcina kepha ihlangabezana nalezi zidingo ezinokuqukethwe okungu-30% okuphansi kwe-nickel. Umphumela othile uncishiswe kakhulu izindleko ekwenziweni kwamathangi e-LNG e-OnShore nakwama-Offshore kanye nokwakhiwa kwamathangi kaphethiloli we-LG.
Ikhwalithi ephezulu kakhulu ye-degree ephakeme kakhulu yokuphepha
Isisekelo samapuleti ethu asezingeni eliphakeme yi-slabs ehlanzekile ebumsukile kusuka esitshalweni sethu sokweqa. Okuqukethwe okuphansi kakhulu kwekhabhoni kuqinisekisa ukushelela okuphelele. Ezinye izinzuzo zitholakala emandleni omkhiqizo omuhle kakhulu wethonya kanye nezakhiwo eziphupha (CTOD). Lonke indawo yepuleti ithola ukuhlolwa kwe-ultrasonic. Ubude obuyinsali bungaphansi kwe-50 gauss.
Ukuhlehlisa ukufeza izidingo ezithile zamakhasimende
● Kuqhume isihlabathi noma isihlabathi futhi kubhalwe phansi.
● Ukulungiselela imiphetho ye-welded: Ukuqina okuncane konqenqemeni olushisiwe kwenziwa kwenzeke ngokuqukethwe okuphansi kwekhabhoni.
● Ukugoba.
Amamaki ensimbi ama-crynic nickel amapuleti uJindalai angakuhlinzeka
Iqembu lensimbi | Ejwayelekile yensimbi | Amamaki ensimbi |
Ama-5% ama-nickel ensimbi | En 10028-4 / ASTM / ASME 645 | X12ni5 a / sa 645 grade a |
5.5% ama-nickel steel | I-ASTM / ASME 645 | A / SA 645 ibanga B |
9% ama-nickel steel | En 10028-4 / ASTM / ASME 553 | X7NI9 A / SA 553 Type 1 |
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