| |
ASTM A958 for Steel
Castings made by Steel Foundry in China
ASTM A958 material grade includes SC
1020, SC 1025, SC 1030, SC 1040, SC 1045, SC 4130, SC 4140, SC 4330,
SC 4340, SC 8620, SC 8625, SC 8630.
This standard is for steel castings, carbon and alloy, with tensile
requirements, chemical requirements similar to standard wrought
grades.
|
Grade |
C |
Mn |
P |
S |
Si |
Ni |
Cr |
Mo |
|
SC 1020 |
0.18/0.23
|
0.40/0.80
|
0.04 |
0.04 |
0.30/0.60
|
- |
- |
- |
|
SC 1025 |
0.22/0.28
|
0.40/0.80
|
0.04 |
0.04 |
0.30/0.60
|
- |
- |
- |
|
SC 1030 |
0.28/0.34
|
0.50/0.90
|
0.04 |
0.04 |
0.30/0.60
|
- |
- |
- |
|
SC 1040 |
0.37/0.44
|
0.50/0.90
|
0.04 |
0.04 |
0.30/0.60
|
- |
- |
- |
|
SC 1045 |
0.43/0.50
|
0.50/0.90
|
0.04 |
0.04 |
0.30/0.60
|
- |
- |
- |
|
SC 4130 |
0.28/0.33
|
0.40/0.80
|
0.035 |
0.04 |
0.30/0.60
|
- |
0.80/1.10
|
0.15/0.25
|
|
SC 4140 |
0.38/0.43
|
0.70/1.10
|
0.035 |
0.04 |
0.30/0.60
|
- |
0.80/1.10
|
0.15/0.25
|
|
SC 4330 |
0.28/0.33
|
0.60/0.90
|
0.035 |
0.04 |
0.30/0.60
|
1.65/2.00
|
0.70/0.90
|
0.20/0.30
|
|
SC 4340 |
0.38/0.43
|
0.60/0.90
|
0.035 |
0.04 |
0.30/0.60
|
1.65/2.00
|
0.70/0.90
|
0.20/0.30
|
|
SC 8620 |
0.18/0.23
|
0.60/1.00
|
0.035 |
0.04 |
0.30/0.60
|
0.40/0.70
|
0.40/0.60
|
0.15/0.25
|
|
SC 8625 |
0.23/0.28
|
0.60/1.00
|
0.035 |
0.04 |
0.30/0.60
|
0.40/0.70
|
0.40/0.60
|
0.15/0.25
|
|
SC 8630 |
0.28/0.33
|
0.60/1.00
|
0.035 |
0.04 |
0.30/0.60
|
0.40/0.70
|
0.40/0.60
|
0.15/0.25
|
|
Class
|
65/35
|
70/36
|
80/40
|
80/50
|
90/60
|
105/85
|
115/95
|
130/115
|
135/125
|
150/135
|
160/145
|
165/150
|
210/180
|
|
Tensile, ksi
|
65 |
70 |
80 |
80 |
90 |
105 |
115 |
130 |
135 |
150 |
160 |
165 |
210 |
|
Tensile, min.
|
[450] |
[485] |
[550] |
[550] |
[620] |
[725] |
[795] |
[895] |
[930] |
[1035] |
[1105] |
[1140] |
[1450] |
|
(MPa) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Yield, ksi
|
35 |
36 |
40 |
50 |
60 |
85 |
95 |
115 |
125 |
135 |
145 |
150 |
180 |
|
Yield, min.
|
[240] |
[250] |
[275] |
[345] |
[415] |
[585] |
[655] |
[795] |
[860] |
[930] |
[1000] |
[1035] |
[1240] |
|
(MPa) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Elongation in 2
|
24 |
22 |
18 |
22 |
18 |
17 |
14 |
11 |
9 |
7 |
6 |
5 |
4 |
|
in.or50mm,
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
min, % |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Reduction of
|
35 |
30 |
30 |
35 |
35 |
35 |
30 |
25 |
22 |
18 |
12 |
10 |
8 |
|
Area, min. %
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Home |
More Articles |
|
