40crnimoaA
ϼܕrg
2017-06-29

40CrNiMoAA䓣40CrNiMoAϽY䓣40CrNiMoA䓲ģϽY䓺QϽY䓣40CrNiMoAǺϽY䓵һNҲQϽ䓣ڃ|̼ؽY䓵ĻAϣmWWW·Xb8090·c0m_cao300_www44rtnfrtؼһN򔵷NϽԪأ^5%ƳWWW·Xb8090·c0m_cao300_www44rtnfrt䓷N

(2)

̼ C 0.370.44

Si0.170.37i Mn0.503.82

S Sຬ0.025

P SWWW·Xb8090·c0m_cao300_www44rtnfrtຬ0.025

t Cr0.600.90

Ni1.258.98

~ CuSຬ0.25

f Mo0.152.75

W

ܶkg/m3s7830

WWW·Xb8090·c0m_cao300_www44rtnfrtģGPa209

b (MPa)980(100)

WWW·Xb8090·c0m_cao300_www44rtnfrts (MPa)835(85)

L5 (%)12

տs (%)58

(3)

_ Akv (J)78

_WWW·Xb8090·c0m_cao300_www44rtnfrtgֵkv (J/cm²)67(37)

ԇӳߴ磺ԇëWWW·Xb8090·c0m_cao300_www44rtnfrtߴ90mm

̎WWW·Xb8090·c0m_cao300_www44rtnfrt850ȣsͣػض600ȣsˮͣ

䓲˻ߜػػWWW·Xb8090·c0m_cao300_www44rtnfrtBӲHBW269