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| We produce heat-treatment trays and jigs, tube
supports for industrial heaters, and so forth, with little heat cracking
and pin hole by alpha-setting (self-hardening) molding process. |
|
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| Texture |
JIS
Code |
Chemical
Composition(%) |
Maximum
Temperature
°C |
| |
|
C |
Si |
Mn |
Ni |
Cr |
|
| Martensite |
SCH
1 |
0.2-0.4 |
0.5-0.3
|
≤
1.0 |
≤
1.0 |
12-15 |
800 |
| Ferrite |
SCH
2 |
≤
0.4 |
≤
2.0 |
≤
1.0 |
≤
1.0 |
25-28 |
1,000 |
| Austenite-Ferrite |
SCH
11 |
≤
0.4 |
≤
2.0 |
≤
1.0 |
4-6 |
24-28 |
1,000 |
| Austenite |
SCH
12 |
0.2-0.4 |
≤
2.0 |
≤
2.0 |
8-12 |
18-23 |
900 |
| SCH
13 |
0.2-0.5 |
≤
2.0 |
≤
2.0 |
11-14 |
24-28 |
1,000 |
| SCH
15 |
0.35-0.70 |
≤
2.5 |
≤
2.0 |
33-37 |
15-19 |
1,100 |
| SCH
16 |
0.2-0.35 |
≤
2.5 |
≤
2.0 |
33-37 |
13-17 |
1,100 |
| Austenite-Ferrite |
SCH
17 |
0.2-0.5 |
≤
2.0 |
≤
2.0 |
8-11 |
26-30 |
1,100 |
| Austenite |
SCH
18 |
0.2-0.5 |
≤
2.0 |
≤
2.0 |
14-18 |
26-30 |
1,150 |
| SCH
19 |
0.2-0.5 |
≤
2.0 |
≤
2.0 |
23-27 |
19-23 |
1,150 |
| SCH
20 |
0.35-0.75 |
≤
2.5 |
≤
2.0 |
37-41 |
17-21 |
1,150 |
| SCH
21 |
0.25-0.35 |
≤
1.75 |
≤
1.5 |
19-22 |
23-27 |
1,150 |
| SCH
22 |
0.35-0.45 |
≤
1.75 |
≤
1.5 |
19-22 |
23-27 |
1,150 |
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