|
Composition (wt. %) |
| Category |
Alloys |
UNS Number |
C |
Fe |
Cr |
Ni |
Mo |
Cu |
Others |
| Category A alloys are useful at all concentrations and temperatures |
| A. |
Alloy 200 |
NO2200 |
0.15 |
0.40 |
- |
99 min. |
- |
- |
- |
| Category B alloys - useful to 350oF (176oC)and 50% concentration. May show useful resistance up to 600F; however, should be tested first. |
| B. |
Alloy 690 |
NO6690 |
0.03 |
7-11 |
27-31 |
58 min. |
- |
- |
- |
| B. |
Alloy 600 |
NO6600 |
0.15 |
6-10 |
14-17 |
72 min. |
- |
0.5 |
- |
| B. |
Alloy 400 |
NO4400 |
0.30 |
1.0-2.5 |
- |
63-70 |
- |
28-34 |
- |
| B. |
Ebrite 26-1* |
S44627 |
0.01 |
Bal. |
25-27 |
0.50 |
0.75-1.5 |
0.2 |
0.05-0.20 Nb |
| Category C alloys - Useful to 50% caustic at atmospheric boiling (300F). May exhibit resistance similar to Category B alloys, but based on limited data, should be tested before use |
| C. |
Alloy 625 |
NO6625 |
0.10 |
5.0 |
20-23 |
Bal. |
8-10 |
- |
- |
| C. |
Alloy C-276 |
N10276 |
0.02 |
4-7 |
14-16 |
Bal. |
15-17 |
- |
3-4.5 W |
| C. |
Alloy B-2 |
N106650 |
0.02 |
2.0 |
1.0 |
Bal. |
26-30 |
- |
- |
| Category D alloys - useful to 250oF (121oC)and 50% concentration |
| D. |
Alloy 800 |
NO8800 |
0.10 |
Bal. |
19-23 |
30-35 |
- |
0.75 |
- |
| D. |
Alloy 20 |
NO8020 |
0.07 |
Bal. |
21-23 |
32-38 |
2-3 |
3-4 |
(4xC) Ti min. |
| Category E alloys - useful to 200oF (93oC) and 50% concentration |
| E. |
304SS |
S30400 |
0.03 |
Bal. |
18-20 |
8-10 |
- |
- |
- |
| E. |
316SS |
S31600 |
0.03 |
Bal. |
16-18 |
10-14 |
2-3 |
- |
- |
* Tubing and piping only.
