Cov khoom siv hauv tsev sib raug rau St37 yog Carbon qauv hlau Q235B (lub hom qub yog ib {2}} b). Nws tseem muaj peev xwm siv kuv lub teb chaws muaj txiaj ntsig zoo carbon cov qauv hlau 20 steel dua.
Nws yuav tsum raug sau tseg tias St37 yog qeb me me, xws li st3}}}} Cov ntaub ntawv no sib haum rau cov carbon txheej txheem hlau Q235B hauv kuv lub tebchaws.
St {{{0}} g yog hom hlau. Nws cov tshuaj lom neeg feem ntau suav nrog: carbon (c) tsawg dua lossis sib npaug ntawm {}}. {}. {}. {}. sib npaug 0.020%. Nws cov khoom siv neeg yog: tawm lub zog loj dua los yog sib luag rau 215mpa, tensile muaj zog360 ~ 510mpa, thiab elongation tom qab tawg ntau dua lossis sib npaug rau 20%. St 37-2 g feem ntau yog dag zog los ntawm cov tshuaj lom neeg xws li C, MN, thiab me me lossis tsis muaj alb, v, ti yog siv. Nyob rau hauv cov qib kawm st {17}} g, "st" sawv cev rau cov steel muaj zog hauv kg hauv kg
St 37-2 g feem ntau yog dag zog nrog cov tshuaj lom neeg xws li NB, thiab lwm yam, nrog rau cov khoom siv micro, thiab lwm yam. Cov txheej txheem kev ua feem ntau khoov, yooj yim tsim thiab vuam. Peb tuaj yeem hais txog st 37-2 steel phaj li qub carbon qauv hlau. St 37-2 steel phaj yog lub hom phiaj tseem ceeb ntawm cov hlau txheem. Nws yog lub phaj steel siv los tsim cov nkoj thiab txuas hniav. Nws yog lub siab-zog steel phaj. St 37-2 yog sib npaug rau s235jr, SS400.
