EN S275J 0 h hom hlau nqaj

S275J {0 hect steel yog ib qib tsis yog-alloy qauv txheej txheem hlau tau hais tseg nyob rau hauv lub en {3}} txheem. "S" sawv rau cov qauv hlau, thiab "275" sawv rau qhov tsawg kawg nkaus lub zog ntawm cov hlau, uas yog 275 mpa. "J {0" Sawv rau qhov kev cuam tshuam nyuaj ntawm cov khoom ntawm {}} degree, nrog cov khoom tshwj xeeb ntawm cov kub qis.

Tshuaj lom neeg cov tshuaj lom neeg ntawm S275J {1}} h seem nqaj
Cov pa roj carbon (c): 0. 16% max
Silicon (si): {0. 55% Max
Manganese (MN): 1.50% Max
Phosphorus (p): {0. 025% max
Sulphur (s): 0. 025% Max
Tooj Liab (Cu): 0. 55% max (thaum teev)

Cov khoom siv neeg kho tshuab ntawm s275J {1}} h zoo li tus hlau
Yam tsawg kawg nkaus paib lub zog (RH): 275 Mpa
Yam tsawg kawg nkaus tensile lub zog (RM): 410-540 mpa mpa
Elongation (%): 17% min (ntev) / 19% min (tiaj)
Kev cuam tshuam lub zog (Charpy V-thatch, 0 degree): 27 j

Cov ntawv thov ntawm S275J {1}} h hom nqaj: tsev thiab choj tsim kho; Kev lag luam Machinery thiab khoom siv khoom; Cov ntas steel rau cov qauv hnyav; Cov txheej txheem dav dav uas yuav tsum muaj lub zog siab thiab zoo weldability, thiab lwm yam.

Gnee's S275J {0 h Hom me nqaj hlau yog muaj nyob rau ntau yam kev pabcuam khoom suav nrog: li qub (n); Normalized dov (NR); Thermomechanical dov ™; Raws li dov (ar), thiab lwm yam.

Gnee steel tau tsim tsa nyob rau xyoo 2008, peb cov khoom tseem ceeb yog seem steel, lub tsev sib luag, thiab lwm yam. Peb zoo siab los muab koj tus nqi zoo tshaj plaws thiab cov lus qhia. Koj zoo siab tos txais koj mus ntsib peb lub tuam txhab.