Zvikamu Zvine Hollow Zvakapedzwa zveSimbi Dzisina Alloy Uye Dzakanaka

Mapaipi esimbi asina musono ane chinzvimbo chakakosha muindasitiri yemazuva ano uye anoshandiswa zvakanyanya mukuvaka, kugadzira michina, petrochemical nedzimwe nzvimbo.EN 10210inonyatsotsanangura mapaipi esimbi asina musono ezvivakwa, pakati pawo BS EN 10210-1 ndiyo chaiyo yakatarwa yesimbi dzekuvaka dzisina kuputirwa nekupisa uye dzakapfava. Magiredhi akafanana muchiyero ichi anosanganisira S235GRH, S275JOH, S275J2H, S355JOH naS355J2H.

Chekutanga, S235GRH isimbi yemhando yepamusoro, inonyanya kushandiswa pakugadzira zvikamu zvechivakwa zvine simba shoma uye tembiricha yemumba. Iine simba rekugadzira re235MPa, inogona kusvetwa zvakanaka uye inotonhora, uye yakakodzera kuvaka kwakajairika uye kuvaka kwemakanika.

Zvinotevera ndezvi S275JOH na S275J2H. S275JOH ine kusimba kwakanaka pa -20℃ uye simba rekugadzira re 275MPa, uye inowanzo shandiswa pakuvaka zvivakwa nemapurojekiti emabhiriji ane mutoro wepakati. S275J2H ine kusimba kuri nani pa -20℃, uye yakakodzera zvikamu zvechivakwa zvinoda kuchengetedzeka kwakanyanya.

S355JOHuyeS355J2Hisimbi dzakasimba kwazvo. S355JOH ine kusimba kwakanaka pakupisa kwemukamuri nekupisa kwakaderera (-20℃), ine simba rekugadzira re355MPa, uye inoshandiswa zvakanyanya mumapurojekiti ekuvaka ane simba guru uye akakosha, akadai sezvivakwa zvemarefu nemabhiriji makuru. S355J2H ine kusimba kwakanyanya pa -20℃, uye yakakodzera nzvimbo dzinotonhora zvakanyanya kana mapurojekiti anoda kuvimbiswa kwekuchengetedza kwakawedzerwa.

Muyero weEN 10210 haungoratidzi chete kuumbwa kwemakemikari uye hunhu hwemakanika emapombi esimbi, asiwo unoisa pamberi zvinodiwa zvakananga zvekushivirira mativi, mhando yepamusoro, kuyedzwa kusingaparadze, nezvimwewo. Izvi zvinovimbisa kuenderana uye kuvimbika kwemapombi esimbi panguva yekugadzira nekushandisa.

Mapaipi esimbi asina musono anoumbwa netekinoroji yekumonera inopisa, iyo inoapa hunhu hwakanaka hwemakanika uye kurongeka kwakanaka kwehukuru. Maitiro ekumonera inopisa anogona kubvisa kushushikana mukati mepombi yesimbi, kuvandudza chimiro chesimbi, uye kuwedzera mashandiro ayo akazara. Kana tichienzanisa nemapaipi esimbi akasungirirwa, mapaipi esimbi asina musono ane simba rakakwira rekudzvanya, kukotama uye rekutenderera, uye akakodzera kutsigira chimiro uye kutakurwa kwemvura mumamiriro akasiyana-siyana akaomarara ekushanda.

Kazhinji, mapaipi esimbi asina musono akagadzirwa zvichienderana neEN 10210 standards anoratidza kushanda kwakanaka mukuvaka uye mumaindasitiri. Mapaipi esimbi emhando dzakadai seS235GRH, S275JOH, S275J2H, S355JOH, uye S355J2H ane hunhu hwawo uye anogona kusangana nezvinodiwa nemapurojekiti akasiyana. Kushandiswa kwawo kwakafara hakungogadzirisi mhando nekuchengetedzeka kwemapurojekiti chete, asiwo kunokurudzira kukura nekuvandudzwa kwetekinoroji yezvinhu zvesimbi. Kusarudza mapaipi esimbi asina musono emhando dzakakodzera uye zvirevo zvakakosha pakuona kugadzikana kwenguva refu uye mabhenefiti ehupfumi emapurojekiti.

pombi yesimbi isina musono1(1)

Nguva yekutumira: Chikumi-12-2024

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