| |
 |
| |
Comparative Specifications |
| |
Nominal Chemical Analysis |
| |
Mechanical Properties |
|
| TECHNI-CAST |
NS12 |
NS20 |
NS25 |
| FEDERAL |
|
|
|
| MILITARY |
MIL-C-15345g, #7 |
MIL-C-17112 |
|
| MIL-C-15345A, #11 |
|
|
| NAVY |
|
46C12, TY. I |
|
| ASTM |
B-584, C97300 |
B-149, CA 976 |
B-149, CA 978 |
| B-271, C97300 |
B-149, 11A |
B-149, 11B |
|
B-584, C97600 |
B-584, C97800 |
|
B-271, C97600 |
B-271, C97800 |
| SAE |
C97300 |
|
|
| AMS |
|
|
|
| COPPER |
65.00 |
64.00 |
66.00 |
| TIN |
2.00 |
4.00 |
5.00 |
| LEAD |
6.00 |
4.00 |
2.00 |
| ZINC |
15.00 |
8.00 |
2.00 |
| NICKEL |
12.00 |
20.00 |
25.00 |
| TENSILE STRENGTH, psi |
40,000 |
43,000 |
55,000 |
| YIELD STRENGTH, psi |
19,000 |
24,000 |
30,000 |
| ELONGATION, % |
30 |
25 |
16 |
|
|
|
|
