17-7PH熱處理方案 |
鋼號
|
C
|
Si
|
Cr
|
Ni
|
Mn
|
||||
PH15-7MO
|
≤0.09
|
≤1.0
|
14-16
|
6.5-7.50
|
≤1.0
|
||||
鋼號
|
Mo
|
Al
|
s
|
p
|
|||||
PH15-7MO
|
2.0-3.0
|
0.75-1.5
|
≤0.030
|
≤0.035
|
|||||
|
|
|
|
|
|
|
|
|
|
朝展
熱處理制度 |
PH17-7
|
|||||||||
бb
MPa
|
бs
MPa
|
δ
%
|
ψ
%
|
硬度HB
|
бb
MPa
|
бS
MPa
|
δ
%
|
ψ
%
|
硬度HB
|
|
A狀態(tài)
|
|
|
|
|
≤229
|
|
|
|
|
≤269
|
TH1050狀態(tài)
|
≥1140
|
≥961
|
≥5
|
≥25
|
≥363
|
≥1195
|
≥1097.6
|
≥7
|
≥25
|
≥375
|
RH950狀態(tài)
|
≥1230
|
≥1030
|
≥4
|
≥10
|
≥388
|
≥1323
|
≥1195
|
≥6
|
≥20
|
≥388
|
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