C45 yog ib qho nruab nrab carbon steel, thiab C45 sawv cev rau cov ntsiab lus carbon ntawm kwv yees li 0.45 ib xees rau lub raj no.
Cov khoom siv tshuaj ntawm C45 steel
- Carbon (C): 0.42 rau 0.50 ib xees
- Silicon (Si): feem ntau ntawm 0.17 thiab 0.37 ib xees
- Manganese (Mn): 0.50 rau 0.80 ib xees
- Phosphorus (P): cov ntsiab lus siab tshaj plaws feem ntau tsis tshaj 0.035 ib xees
- Sulfur (S): Cov ntsiab lus siab tshaj plaws feem ntau tsis tshaj 0.035 ib xees.
- Chromium (Cr), npib tsib xee (Ni), tooj liab (Cu): cov ntsiab lus ntawm cov ntsiab lus no feem ntau tsawg heev los yog tsis ntxiv
Mechanical zog ntawm C45 steel
- Tensile zog σb (MPa): Ntau dua lossis sib npaug rau 600
- Yield zog σs (MPa): Ntau dua lossis sib npaug rau 355
- Elongation δ5 (%): Ntau dua lossis sib npaug rau 16
- Tshooj shrinkage ψ (%): Ntau dua lossis sib npaug rau 40
- Kev cuam tshuam ua haujlwm Akv (J): Ntau dua lossis sib npaug rau 39
Cov cheeb tsam ntawm daim ntawv thov
- Mechanical manufacturing: xws li iav, ncej, pistons, fasteners, thiab lwm yam.
- Automotive kev lag luam: siv nyob rau hauv kev tsim khoom ntawm automotive qhov chaw, xws li crankshafts, txuas rods, zog, thiab lwm yam.
- Kev tsim kho kev lag luam: siv los tsim cov khoom siv hauv tsev, txuas hniav thiab kev txhawb nqa, thiab lwm yam.
- Agricultural machinery: xws li qhov chaw ntawm tsheb laij teb, cov hniav ntawm cov tshuab txiav, thiab lwm yam.
