顶级熟妇与小伙子露脸对白

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£2017-1-1 20:45:35c
  • aƷƷ
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aƷB
 a Ʒ f
˾3lĥza{ۺаlĥzԃƷ|ԽĥĥИIõĿڱ
܈݁Ѻz  
Ҏ2.4/3.2mm/4.0mm    b50kg/P
;܈݁܈_݁BT݁Ѻ
܈݁Ѻz
̖
C
Mn
Si
Cr
Mo
W
V
S
P
Ni
HRC
cҪ;
KN224
0.25-0.35
1.0-2.0
0.50-1.0
5.50-7.50
0.80-1.50
1.0-2.0
0.5-1.0
0.010
0.018
 
45-55
ڟ܈_݁Ѻ
KN224B
0.25-0.55
1.0-2.0
0.50-1.0
5.50-7.50
0.80-1.50
1.0-2.0
0.5-1.0
0.010
0.015
 
53-60
ڟ܈_݁Ѻ
 
KN414N
0.05-0.15
0.5-2.5
0.3-1.5
11.5-14.5
0.5-1.5
 
 
 
 
2.0-4.0
40-50
񻡺zBT݁Ѻ
 
KN414N-O
0.05-0.15
0.5-2.5
0.3-1.5
11.5-14.5
0.5-1.5
 
 
 
 
2.0-4.0
40-50
ԱozBT݁Ѻ

顶级熟妇与小伙子露脸对白