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Q235D simbi ndiro
Q235D simbi ndiro
Q235D simbi ndiro
Q235D simbi ndiro

Q235D simbi ndiro

GB/T700 Q235D ichaitwa yakaderera tembiricha inokanganisa bvunzo pasi peminus 20 centigrade. Kazhinji As-rolled and Control-rolled is ok for rolling Q235D,normalized inokurudzirwa kana ma plates esimbi ari kurema.
Kuumbwa Kwemakemikari
Q235D kabhoni simbi ndiro, yakakwirira-simba simbi ndiro inoshandiswa zvakanyanya mukuvaka, motokari, kuvaka ngarava, michina uye midziyo uye mamwe akawanda maindasitiri, asi yakakwirira-simba simbi ndiro inofanira kusarudzwa zvakanaka. Chokutanga pane zvose, giredhi rakanyanyisa, izvo zvinoreva kuti mutengo uchave wakakwirira nekuda kwekudhura kwekugadzira. Chechipiri, yakaderera nhanho inoreva kuti kuchengetedza kuita hakuna kusvika pachiyero. Chechitatu, tsanangudzo dzesimbi dzakasimba dzesimbi dzinofanirwa kusarudzwa zvakanyatsoenderana nemifananidzo yekugadzira. Chechina, zvinokurudzirwa kutenga zvigadzirwa zvekutengesa zvakakosha kuti uedze mahwendefa esimbi ane simba.
Huru makemikari zvinhu kuumbwa kweQ235D
C Si Mn P S
0.17 0.35 1.40 0.035 0.035


Iine kusimba kwakanaka. Nekunyatso kudzora kuumbwa kwekemikari, kudzikisa zviri mukati mezvinhu zvinokuvadza muQ235D kabhoni simbi ndiro, uye kusarudza zvine musoro kupisa mamiriro ekupisa, NM360 simbi ndiro ine kusimba kwakanaka. Naizvozvo, yakakwirira-yakavimbika dhizaini zvikamu zvinogona kuvakwa zvinoenderana nekutadza brittle kwezvipfeko zvinodzivirira kupfeka. Q235D kabhoni simbi ndiro inotora tekinoroji nemidziyo, yakasanganiswa nepamusoro uye nesainzi tekinoroji manejimendi, kuitira kuti zvinhu uye chimiro chechigadzirwa zvive yunifomu uye yakanaka.

S355J2 simbi ndiro Q235D kabhoni simbi ndiro rolling process ndiyo inodzorwa kutenderedza maitiro. Mukukunguruka, ingot rolling tembiricha ndeye 1000-1050 ° C; Danho rekutanga rinotora yakaderera-kumhanya-hombe yekudzikisa kukungurutsa maitiro, iyo yepamusoro-tembiricha nhanho i950-1000 °C, iyo yekumhanyisa kumhanya ndeye 1.6-2.0m/s, iyo imwechete yekudzikisa mwero weQ235D kabhoni simbi ndiro 15-20%, uye kuwedzera kuderedzwa mwero ndeye 40-45% kuve nechokwadi kuzara kwakazara kweingot. Muchikamu chekutanga, tembiricha yekutanga inotenderera i910-930 ° C, uye tembiricha yekupedzisa iri ≤ 870 ° C.
Mechanical Property
Ukobvu (mm)
Q235D ≤ 16 > 16 ≤ 40 > 40 ≤ 60 > 60 ≤ 100 > 100 ≤ 150 > 150
Goho simba (≥Mpa) 235 225 215 215 195 185
Kusimba simba (Mpa) 370-500
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