40crnimoaA
ϼܕrg
2017-06-29

40CrNiMoAA䓣40CrNiMoAϽY䓣40CrNiMoA䓲ģϽY䓺QϽY䓣40CrNiMoAǺϽY䓵һNҲQϽ䓣ڃ|̼ؽY䓵ĻAϣmɫͼƬС˵b_԰ɫɫ_԰С˵ؼһN򔵷NϽԪأ^5%ƳɫͼƬС˵b_԰ɫɫ_԰С˵䓷N

(2)

̼ C 0.370.44

Si0.170.37i Mn0.503.82

S Sຬ0.025

P SɫͼƬС˵b_԰ɫɫ_԰С˵ຬ0.025

t Cr0.600.90

Ni1.258.98

~ CuSຬ0.25

f Mo0.152.75

W

ܶkg/m3s7830

ɫͼƬС˵b_԰ɫɫ_԰С˵ģGPa209

b (MPa)980(100)

ɫͼƬС˵b_԰ɫɫ_԰С˵s (MPa)835(85)

L5 (%)12

տs (%)58

(3)

_ Akv (J)78

_ɫͼƬС˵b_԰ɫɫ_԰С˵gֵkv (J/cm²)67(37)

ԇӳߴ磺ԇëɫͼƬС˵b_԰ɫɫ_԰С˵ߴ90mm

̎ɫͼƬС˵b_԰ɫɫ_԰С˵850ȣsͣػض600ȣsˮͣ

䓲˻ߜػػɫͼƬС˵b_԰ɫɫ_԰С˵BӲHBW269