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Chemical Composition Requirements of Cast Steel
Grades for General Engineering Purposes
The following is the chemical composition
of cast steels for general engineering purposes, the grades are
200-400, 200-400W, 230-450, 230-450W, 270-480, 270-480W, 340-550,
340-550W.
|
Steel Grade |
Chemical Composition Requirements of Cast Steel Grades (%
maxima) |
| C |
Mn |
Si |
P |
S |
Ni |
Cr |
Cu |
Mo |
V |
|
200-400 |
- |
- |
- |
0.035 |
0.035 |
- |
- |
- |
- |
- |
|
200-400W |
0.25 |
1.00 |
0.60 |
0.035 |
0.035 |
0.40 |
0.35 |
0.40 |
0.15 |
0.05 |
|
230-450 |
- |
- |
- |
0.035 |
0.035 |
- |
- |
- |
- |
- |
|
230-450W |
0.25 |
1.20 |
0.60 |
0.035 |
0.035 |
0.40 |
0.35 |
0.40 |
0.15 |
0.05 |
|
270-480 |
- |
- |
- |
0.035 |
0.035 |
- |
- |
- |
- |
- |
|
270-480W |
0.25 |
1.20 |
0.60 |
0.035 |
0.035 |
0.40 |
0.35 |
0.40 |
0.15 |
0.05 |
|
340-550 |
- |
- |
- |
0.035 |
0.035 |
- |
- |
- |
- |
- |
|
340-550W |
0.25 |
1.50 |
0.60 |
0.035 |
0.035 |
0.40 |
0.35 |
0.40 |
0.15 |
0.05 |
The followings are some steel castings
produced by Dandong Foundry in China.
 
 
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