Seamless simbi pombi yechimiro (GB/T8162-2008) inoshandiswa kune yakajairwa dhizaini uye michina chimiro chesimbi isina musono pombi.

Inoshandiswa kugadzira machubhu esimbi asina musono epombi, ngarava, midziyo, mafittings uye michina zvimiro

Kuvaka: dhizaini yehoro, gungwa remugungwa, nhandare yendege, chiteshi, chekuchengetedza gonhi, gonhi regaraji, yakasimbiswa simbi magonhi uye Windows, yemukati yekuparadzanisa madziro, tambo bhiriji chimiro uye mugwagwa mukuru varindi, njanji, kushongedzwa, pekugara, pombi dzekushongedza.

Zvikamu zvemotokari: kugadzira mota nemabhazi, zvekufambisa zvekushandisa

Zvekurima: Midziyo yekurima

Indasitiri: Michina, Solar tsigiro, offshore oiri munda, zvicherwa zvemigodhi, zvemagetsi uye zvemagetsi hardware, Injiniya, migodhi, inorema uye zviwanikwa, process Injiniya, kugadzirisa zvinhu, mechanic zvikamu.

Zvekufambisa: njanji dzevanofamba netsoka, magadhi, masikweya zvimiro, zviratidzo, midziyo yemumugwagwa, fenzi

Logistics kuchengetedza: masherufu emasupamaketi, fenicha, midziyo yekuchikoro

Main giredhi resimbi pombi

Q345, 15CrMo, 12Cr1MoV, A53A, A53B, SA53A, SA53B

Seamless simbi chubhu saizi uye zvinotenderwa kutsauka

Carbon steel chubhu (GB/8162-2008)

Iri rudzi rwepombi yesimbi yekuumbwa inowanzonyungudutswa neinoshandura kana kuvhurika moto, chinhu chayo chikuru simbi yakanyungudutswa nesimbi yakanyunguduka, zviri mukati mesarufa uye phosphorus musimbi zvakakwirira kudarika zvemhando yepamusoro kabhoni structural simbi pombi, kazhinji sarufa ≤0.050 %, phosphorus ≤0.045%. Zviri mukati mezvimwe zvinhu zvinosanganiswa, senge chromium, nickel nemhangura, zvakaunzwa musimbi nezvinhu zvakasvibirira kazhinji hazvipfuuri 0.30%. Zvinoenderana nekuumbwa uye kuita zvinodiwa, giredhi yerudzi urwu rwekuumbwa simbi pombi inoratidzwa nesimbi giredhi Q195, Q215A, B, Q235A, B, C, D, Q255A, B, Q275 zvichingodaro.

Tarira: "Q" iChinese phonetic alphabet yegoho "qu", inoteverwa neiyo diki yegoho point (σ S) kukosha kwegiredhi, ichiteverwa nechiratidzo zvinoenderana netsvina zvinhu (sarufa, phosphorus) kubva kumusoro kusvika pasi. nekuchinja kwekabhoni uye manganese zvinhu, zvakakamurwa kuita mamakisi mana A, B, C, D.

Rudzi urwu rwekuumbwa kwesimbi pombi inobuda ndiyo yakakura, kushandiswa kwakakura kwazvo, kwakapetwa mundiro, mbiri (kutenderera, sikweya, furati, basa, groove, Angle, nezvimwewo) uye chimiro uye kugadzira welding simbi pombi. Inonyanya kushandiswa mumusangano, bhiriji, ngarava uye zvimwe zvivakwa zvekuvaka uye general fluid yekufambisa pombi. Iyi mhando yesimbi inowanzoshandiswa zvakananga pasina kupisa kupisa.

Low alloy high simba structural simbi pombi (GB/T8162-2008)

Pamusoro pehumwe huwandu hwesilicon kana manganese, mapaipi esimbi ane zvimwe zvinhu zvakakodzera zviwanikwa zveChina. Zvakadai sevanadium (V), niobium (Nb), titanium (Ti), aluminium (Al), molybdenum (Mo), nitrogen (N), uye pasi risingawanzo (RE) trace elements. Zvinoenderana nemakemikari ekuumbwa uye kuita zvinodiwa, giredhi rayo rinomiririrwa neQ295A, B, Q345A, B, C, D, E, Q390A, B, C, D, E, Q420A, B, C, D, E, Q460C, D. , E uye mamwe mamakisi esimbi, uye zvarinoreva zvakafanana nekabhoni structural simbi pombi.

Pamusoro pegiredhi A neB simbi, giredhi C, giredhi D uye Giredhi E simbi inofanirwa kunge iine inokwana imwe yezvakanatswa zviyo zvekutevera zvinhu zvakaita seV, Nb, Ti uye Al. Kuti uvandudze kushanda kwesimbi, A, B giredhi simbi inogonawo kuwedzerwa kune imwe yacho. Pamusoro pezvo, izvo zvakasara zvemukati zveCr, Ni uye Cu zviri pasi pe0.30%. Q345A, B, C, D, E ndiwo mavhesi anomiririra emhando iyi yesimbi, pakati payo A, B giredhi simbi inowanzonzi 16Mn; Zvinopfuura chinhu chimwe chete chinoteedzera chinofanira kuwedzerwa kugiredhi C uye pamusoro pepombi yesimbi, uye imwe yakaderera tembiricha yekukanganisa midziyo inofanirwa kuwedzerwa kune yayo mechaniki zvivakwa.

Reshiyo yerudzi urwu rwepombi yesimbi yekuumbwa kune kabhoni structural simbi. Iyo ine mabhenefiti esimba repamusoro, kuita kwakanaka kwakazara, hupenyu hurefu hwesevhisi, kureba kwekushandisa uye kuenzanisa kwehupfumi. Inoshandiswa zvakanyanya muBridges, ngarava, boilers, mota uye zvakakosha zvivakwa zvekuvaka.