40crnimoaA
ϼܕrg
2017-06-29

40CrNiMoAA䓣40CrNiMoAϽY䓣40CrNiMoA䓲ģϽY䓺QϽY䓣40CrNiMoAǺϽY䓵һNҲQϽ䓣ڃ|̼ؽY䓵ĻAϣmҹҹߣžž_ɫС˵_ɫͼͼƬС˵ؼһN򔵷NϽԪأ^5%Ƴҹҹߣžž_ɫС˵_ɫͼͼƬС˵䓷N

(2)

̼ C 0.370.44

Si0.170.37i Mn0.503.82

S Sຬ0.025

P Sҹҹߣžž_ɫС˵_ɫͼͼƬС˵ຬ0.025

t Cr0.600.90

Ni1.258.98

~ CuSຬ0.25

f Mo0.152.75

W

ܶkg/m3s7830

ҹҹߣžž_ɫС˵_ɫͼͼƬС˵ģGPa209

b (MPa)980(100)

ҹҹߣžž_ɫС˵_ɫͼͼƬС˵s (MPa)835(85)

L5 (%)12

տs (%)58

(3)

_ Akv (J)78

_ҹҹߣžž_ɫС˵_ɫͼͼƬС˵gֵkv (J/cm²)67(37)

ԇӳߴ磺ԇëҹҹߣžž_ɫС˵_ɫͼͼƬС˵ߴ90mm

̎ҹҹߣžž_ɫС˵_ɫͼͼƬС˵850ȣsͣػض600ȣsˮͣ

䓲˻ߜػػҹҹߣžž_ɫС˵_ɫͼͼƬС˵BӲHBW269