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123
d
....
Q
d
"
<f'
d
"
Y1nl~rt
3
fl OH11J'UYI'I1Hn Cl'lJV ~ I11"nncnf1l 1'U1l1.J 1i n IJ Yl l ll,,:amlnncnmr1J
(mecha nica l properti es o le
.
plain carbon and alloy steci s)
(9l1.J'I1Y1!l1l 'Uil'll1.JWl1ftw·ht;!wJncnnh ::1J10I 25
mm .)
Tens il e
Yield
Elongat.
Reduction
Machinability
AI SI
Hardness,
Condition
Strength, Strength, In
2
in.,
In Area,
(Based on
Type
BHN
ksi
ksi
%
%
111 2 = 100)
1010
HR
64
42
28
67
107
45
CD
78
68
16
63
129
55
CDA
64
48
28
65
131
55
1020
HR
65
43
36
59
143
50
CD
78
66
20
55
156
65
A
57
52
37
66
III
90
N
64
50
36
68
131
75
1030
HR&tumed
72
44
31
63
140
CD
84
76
16
57
177
65
A
67
50
31
58
126
N
76
51
32
61
149
-
1040
HR
91
58
27
50
201
63
CD
100
88
17
42
207
65
A
75
51
30
57
149
-
N
85
50
28
55
170
60
1045
HR
98
59
24
45
212
56
CD
103
90
14
40
217
60
A
90
55
27
54
174
60
N
99
61
25
49
207
-
1050
HR
105
67
15
-
-
CD
114
104
9
-
-
54
A
92
43
24
40
187
-
N
109
62
20
39
217