40crnimoaA
ϼܕrg
2017-06-29

40CrNiMoAA䓣40CrNiMoAϽY䓣40CrNiMoA䓲ģϽY䓺QϽY䓣40CrNiMoAǺϽY䓵һNҲQϽ䓣ڃ|̼ؽY䓵ĻAϣmɫɫɫɫѧУ_м˿ڽ_ŮؼһN򔵷NϽԪأ^5%ƳɫɫɫɫѧУ_м˿ڽ_Ů䓷N

(2)

̼ C 0.370.44

Si0.170.37i Mn0.503.82

S Sຬ0.025

P SɫɫɫɫѧУ_м˿ڽ_Ůຬ0.025

t Cr0.600.90

Ni1.258.98

~ CuSຬ0.25

f Mo0.152.75

W

ܶkg/m3s7830

ɫɫɫɫѧУ_м˿ڽ_ŮģGPa209

b (MPa)980(100)

ɫɫɫɫѧУ_м˿ڽ_Ůs (MPa)835(85)

L5 (%)12

տs (%)58

(3)

_ Akv (J)78

_ɫɫɫɫѧУ_м˿ڽ_Ůgֵkv (J/cm²)67(37)

ԇӳߴ磺ԇëɫɫɫɫѧУ_м˿ڽ_Ůߴ90mm

̎ɫɫɫɫѧУ_м˿ڽ_Ů850ȣsͣػض600ȣsˮͣ

䓲˻ߜػػɫɫɫɫѧУ_м˿ڽ_Ů칩BӲHBW269