Ityhubhu enkulu yeDiameter Square
Imibhobho yesikwere yobubanzi obukhulu kunye nemibhobho yentsimbi enemingxuma enqamlezileyo isetyenziswa njengemibhobho yokuthutha ulwelo, njengemibhobho yokuthutha ioli, igesi yendalo, igesi, amanzi kunye nezinto ezithile eziqinileyo.Xa kuthelekiswa nentsimbi eqinileyo efana nentsimbi ejikelezileyo, umbhobho wentsimbi unobunzima obulula xa ukugoba kunye namandla e-torsion afanayo.Luhlobo lwentsimbi enqamlezileyo eyoqoqosho, esetyenziswa kakhulu ekwenzeni iinxalenye zesakhiwo kunye neenxalenye zoomatshini, njengemibhobho yokomba ioyile, iishafti zokuqhuba iimoto, kunye neebhayisekile.I-scaffolding kunye ne-scaffolding yentsimbi esetyenziselwa ukwakha izakhiwo.Ukusetyenziswa kwemibhobho yentsimbi ukwenza iinxalenye ezimile okwesangqa kunokunyusa izinga lokusetyenziswa kwezinto, ukwenza lula inkqubo yokuvelisa, kunye nokugcina izixhobo kunye nokucubungula iiyure zabantu.Ngokomzekelo, i-rolling bearing rings, jack sleeves, njl., ziye zaveliswa ngokubanzi ngeepayipi zetsimbi.Imibhobho yentsimbi ikwayinto eyimfuneko kwizixhobo ezahlukeneyo eziqhelekileyo, kwaye imibhobho nemibhobho yonke yenziwe ngemibhobho yentsimbi.Ngokwemilo eyahlukeneyo yendawo enqamlezileyo, iipayipi zensimbi zinokuhlulwa zibe yimibhobho ejikelezayo kunye nemibhobho ekhethekileyo.Ekubeni ummandla wesangqa ngowona mkhulu phantsi kwemeko yomjikelezo ofanayo, amanzi amaninzi anokuhanjiswa ngetyhubhu ejikelezayo.Ukongezelela, xa icandelo lendandatho liphantsi koxinzelelo lwe-radial yangaphakathi okanye yangaphandle, amandla afanayo.Ngoko ke, iibhobho ezininzi zentsimbi ziyimibhobho ejikelezayo.Nangona kunjalo, imibhobho ejikelezayo nayo inemida ethile.Ngokomzekelo, phantsi kwemeko yokugoba kwendiza, imibhobho ejikelezayo ayilungile njengesikwere.Imibhobho yoxande inamandla okugoba aphezulu.Imibhobho yesikwere kunye noxande isetyenziswa ngokuqhelekileyo kwezinye izicwangciso zoomatshini bezolimo, ifenitshala yentsimbi kunye neenkuni, njl njl. Ngokweenjongo ezahlukeneyo, iibhobho zentsimbi ezinokwakheka okukhethekileyo kunye nezinye iimilo ezinqamlezileyo ziyafuneka.
1. Umbhobho wesquare obubanzi obukhulu kwisakhiwo (i-GB / T8162-1999) ngumbhobho we-square-diameter enkulu kwisakhiwo esiqhelekileyo kunye nesakhiwo somatshini.
2. Umbhobho wesikwere esine-diameter esikhulu sothutho lwe-fluid (GB/T8163-1999) ngumbhobho ojikelezileyo wesikwere osetyenziselwa ukuthutha amanzi, i-oyile, igesi kunye nolunye ulwelo.
3. Iityhubhu ezisikweri ezinobubanzi obukhulu kwiibhoyila zoxinzelelo oluphantsi naphakathi (GB3087-1999) zisetyenziselwa ukwenza iityhubhu zomphunga ezishushu kakhulu kwiibhoyila zoxinzelelo oluphantsi noluphakathi lwezakhiwo ezahlukahlukeneyo, iityhubhu zamanzi abilayo kunye netyhubhu yomphunga eshushu kakhulu kwiibhoyila zikaloliwe, iityhubhu ezinkulu zomsi. iityhubhu ezincinci zomsi kunye neearches Umgangatho ophezulu wekhabhoni yolwakhiwo lwentsimbi eshushu-eqengqelekayo kunye nebandayo (eqengqelekayo) imibhobho yesikwere yobubanzi obukhulu kwimibhobho yezitena.
4. Iityhubhu ezisikweri ezinobubanzi obukhulu kwiibhoyila ezinoxinzelelo oluphezulu (GB5310-1995) zikumgangatho ophezulu wekhabhoni yentsimbi, intsimbi yealloy, kunye nentsimbi enganyangekiyo ukumelana nobushushu, iityhubhu ezisikweri ezinobubanzi obuphezulu zokufudumeza umphezulu woxinzelelo oluphezulu nangaphezulu kwamanzi- iibhoyila ityhubhu.
5. I-high-pressure-diameter-diameter square pipe yezixhobo zesichumisi (GB6479-2000) yintsimbi ye-carbon structural steel ephezulu kunye ne-alloy iron enkulu-diameter square pipe ilungele izixhobo zekhemikhali kunye nemibhobho enobushushu obusebenzayo -40 ~ 400. ℃ kunye noxinzelelo olusebenzayo lwe-10 ~ 30Ma.Umbhobho.
6. Imibhobho yesikwere esine-diameter enkulu yokuqhekeka kwe-petroleum (GB9948-88) yimibhobho yesikwere esine-diameter enkulu efanelekileyo kwiityhubhu zesithando somlilo, i-heat exchangers kunye nemibhobho kwi-petroleum refineries.
7. Imibhobho yentsimbi yokugaya i-geological drilling (YB235-70) yimibhobho yentsimbi esetyenziselwa ukugaya i-core ngamasebe e-geological.Zinokwahlulwa zibe yimibhobho yokubhobhoza, iikhola zokomba, iipayipi ezingundoqo, imibhobho ye-casing kunye nemibhobho yentlenga ngokusetyenziswa kwayo.
8. Umbhobho osikweri obubanzi obubanzi bokomba wedayimane (i-GB3423-82) ngumbhobho osisikwere esiwububanzi obukhulu osetyenziselwa ukugrumba undoqo wedayimane, iintonga ezingundoqo, kunye ne-casing.
9. Umbhobho wokugrumba iPetroleum (YB528-65) ngumbhobho osikweri onobubanzi obukhulu oqiniswe ngaphakathi okanye ngaphandle kuzo zombini iziphelo zokomba ioli.Imibhobho yentsimbi yahlulahlulwe yaba ziindidi ezimbini: ucingo kunye nolungenacingo.Imibhobho yocingo idityaniswe ngamacandelo, kwaye iipayipi ezingenazintambo zidibene kunye nezixhobo zesixhobo nge-welding butt.
10. Ikhabhoni yentsimbi ebanzi yobubanzi imibhobho yesikwere kwiinqanawa (i-GB5213-85) yintsimbi yekhabhoni yemibhobho yesikwere esetyenziselwa ukuveliswa kweenkqubo zemibhobho yoxinzelelo lweClass I, iisistim zemibhobho yoxinzelelo lweClass II, iibhoyila kunye nee-superheaters.Ubushushu obusebenzayo bekhabhoni yentsimbi enobubanzi obukhulu bodonga lwetyhubhu ayidluli kwi-450 ℃, kwaye leyo yentsimbi yentsimbi enobubanzi obukhulu bodonga lwetyhubhu idlula i-450 ℃.
11. Ityhubhu enkulu enobubanzi obuyi-square ye-automobile-half-shaft casing (GB3088-82) yintsimbi ekumgangatho ophezulu wekhabhoni yolwakhiwo kunye ne-alloy structural steel hot-rolled big-diameter square tube tube yokwenza i-auto-half-shaft casing and drive axle tube. .
12. Umbhobho we-fuel-high-pressure ye-injini ye-diesel (i-GB3093-2002) ngumbhobho we-square owenziwe ngokubanda-ububanzi obukhulu bokwenza umbhobho we-high-pressure ye-injection ye-injini ye-diesel.
13. Idayamitha echanekileyo yangaphakathi ityhubhu yesikwere esinedayamitha enkulu ye-hydraulic kunye ne-pneumatic cylinders (GB8713-88) yityhubhu ezotyiweyo ebandayo okanye ebandayo eqengqelekayo enkulu yesikwere enedayamitha echanekileyo yangaphakathi yokwenziwa kwe-hydraulic kunye ne-pneumatic cylinders.
14. I-cold-drawn or cold-rolled precision enkulu-diameter square pipe (GB3639-2000) isetyenziselwa isakhiwo somatshini, izixhobo ze-hydraulic ezichanekileyo ngokuchanekileyo kunye nokugqiba kakuhle komhlaba.Ukukhetha ukuchaneka kwetyhubhu ezisikweri ezinobubanzi obukhulu ukwenza ubume boomatshini okanye izixhobo zehydraulic kunokusindisa kakhulu iiyure zoomatshini, ukwandisa ukusetyenziswa kwezinto, kwaye kwangaxeshanye kunceda ukuphucula umgangatho wemveliso.
15. Intsimbi yesakhiwo esingenasici esikhulu sobubanzi bombhobho wesikwere (i-GB/T14975-2002) yintsimbi engenasici eshushu eyenziwe ngemibhobho enganyangekiyo kwi-corrosion kunye neenxalenye zesakhiwo kunye neenxalenye ezisetyenziswa kakhulu kwiikhemikhali, i-petroleum, i-textile, unyango, ukutya, oomatshini kunye namanye amashishini.(Iyandisiwe, yandisiwe) kunye nokutsalwa ngokubanda (kuqengqeleka) iityhubhu zesikwere ezinobubanzi obukhulu.
16. I-stainless steel stainless square-diameter square tube for transportation fluid (GB / T14976-2002) i-hot-rolled (extruded, yandiswa) kunye ne-cold-drawn (rolled) enkulu-diameter square tube tube eyenziwe ngensimbi engenasici yokuthutha ulwelo.
17. Umbhobho okhethekileyo we-square-diameter ubukhulu obukhethekileyo ligama eliqhelekileyo kwimibhobho ye-square-diameter enkulu kunye neemilo ezinqamlezileyo ngaphandle kwemibhobho ejikelezayo.Ngokwemilo eyahlukeneyo kunye nobukhulu becandelo lombhobho wentsimbi, lunokwahlulwa lube ludonga olulinganayo olulinganayo olukhethekileyo olunemilo enkulu yobubanzi obuyi-square umbhobho (ikhowudi D), ubukhulu bodonga olungalinganiyo obukhethekileyo obunombhobho omkhulu obubanzi (ikhowudi BD), umbhobho wentsimbi ongenamthungo oguquguqukayo (ikhowudi BJ) ).Iityhubhu ezinobume obukhethekileyo obunobubanzi obukhulu boxande zisetyenziswa ngokubanzi kwiindawo ezahlukeneyo zesakhiwo, izixhobo kunye neenxalenye zoomatshini.Xa kuthelekiswa nemibhobho engqukuva, imibhobho enemilo ekhethekileyo ngokubanzi inexesha elikhulu le-inertia kunye ne-modulus yecandelo, kwaye ibe nokugoba okukhulu kunye nokumelana ne-torsion, enokunciphisa kakhulu ubunzima besakhiwo kunye nokugcina intsimbi.
Imibhobho yesikwere enobubanzi obukhulu isetyenziswa ngokubanzi njengemibhobho yokuhambisa ulwelo, njengemibhobho yokuhambisa ioyile, igesi yendalo, igesi, amanzi kunye nezinto ezithile eziqinileyo.Imibhobho yesikwere enobubanzi obukhulu nayo isetyenziswa ngokubanzi xa kusenziwa iindawo ezakhiweyo kunye neenxalenye zoomatshini, njengemibhobho yokomba ioyile, iishafti zokuqhuba iimoto, iifreyimu zebhayisekile, nezikafula zentsimbi ezisetyenziswa ekwakheni.
Umbhobho ombhobho osikweri obubanzi obubanzi becala lephepha lemveliso yeparamitha (GB/T3094-2000)
| Ubude becala/mm | Ubunzima bodonga/mm | Indawo yecandelo/cm2 | Ubunzima bethiyori/kg/M | Umzuzu we-inertia/cm4 | Imodyuli yecandelo/cm3 |
| 40 | 3.5 | 4.9 | 3.85 | 11.16 | 5.58 |
| 50 | 4 | 7.09 | 5.56 | 25.56 | 10.22 |
| 60 | 5 | 10.58 | 8.3 | 54.57 | 18.19 |
| 70 | 5 | 12.58 | 9.87 | 90.26 | 25.79 |
| 80 | 5 | 14.58 | 11.44 | 138.9 | 34.72 |
| 92 | 5 | 16.98 | 13.33 | 217.1 | 47.19 |
| 100 | 5 | 18.58 | 14.58 | 282.8 | 56.57 |
| 108 | 5 | 19.96 | 15.67 | 346.99 | 72.14 |
| 120 | 5 | 22.36 | 17.55 | 485.47 | 89.79 |
| 110 | 7 | 28.01 | 21.99 | 503.4 | 91.54 |
| 150 | 6 | 33.63 | 26.4 | 1145.91 | 168.85 |
| 180 | 16 | 98.37 | 77.22 | 4252.42 | 590.55 |
| 200 | 8 | 59.79 | 46.94 | 3621 | 400.25 |
| 250 | 10 | 93.42 | 73.33 | 8841.87 | 781.73 |
| 16 | 162.37 | 127.46 | 18462.79 | 1521.42 | 200.65 |
