40crnimoaA
ϼܕrg
2017-06-29

40CrNiMoAA䓣40CrNiMoAϽY䓣40CrNiMoA䓲ģϽY䓺QϽY䓣40CrNiMoAǺϽY䓵һNҲQϽ䓣ڃ|̼ؽY䓵ĻAϣmɫ̫̫ҹҹݺߣ_17վ㶮_ɫĵؼһN򔵷NϽԪأ^5%Ƴɫ̫̫ҹҹݺߣ_17վ㶮_ɫĵ䓷N

(2)

̼ C 0.370.44

Si0.170.37i Mn0.503.82

S Sຬ0.025

P Sɫ̫̫ҹҹݺߣ_17վ㶮_ɫຬ0.025

t Cr0.600.90

Ni1.258.98

~ CuSຬ0.25

f Mo0.152.75

W

ܶkg/m3s7830

ɫ̫̫ҹҹݺߣ_17վ㶮_ɫģGPa209

b (MPa)980(100)

ɫ̫̫ҹҹݺߣ_17վ㶮_ɫĶs (MPa)835(85)

L5 (%)12

տs (%)58

(3)

_ Akv (J)78

_ɫ̫̫ҹҹݺߣ_17վ㶮_ɫgֵkv (J/cm²)67(37)

ԇӳߴ磺ԇëɫ̫̫ҹҹݺߣ_17վ㶮_ɫijߴ90mm

̎ɫ̫̫ҹҹݺߣ_17վ㶮_ɫĻ850ȣsͣػض600ȣsˮͣ

䓲˻ߜػػɫ̫̫ҹҹݺߣ_17վ㶮_ɫĹBӲHBW269