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Chemical Composition
|
Element |
Composition Limits, % |
|
|
UNS N04400 |
UNS N04405 |
|
|
Nickel A |
63.0 min |
63.0 min |
|
Copper |
28.0 min - 34.0 max |
28.0 min - 34.0 max |
|
Iron |
2.5 max |
2.5 max |
|
Manganese |
2.0 max |
2.0 max |
|
Carbon |
0.3 max |
0.3 max |
|
Silicon |
0.5 max |
0.5 max |
|
Sulfur |
0.024 max |
0.025 min - 0.060 max |
Note:
A. Element shall be determined arithmetically by difference.
Mechanical Properties of Rod and Bar
|
Condition and Diameter or Distance Between Parallel Surfaces, in. (mm) |
Tensile Strength min, psi (MPa) |
Yield Strength (0.2 % offset)A min. psi (MPa) |
Elongation in 2 in. or 50 mm (or 4D), min, % |
Rockwell Hardness (or equivalent) |
|
UNS N04400 |
||||
|
Cold-worked (as worked): |
|
|
|
|
|
Rounds under 1⁄2 (12.7) |
110 000 (760) |
85 000 (585) |
8B |
— |
|
Squares, hexagons,and rectangles under 1⁄2 (12.7) |
85 000 (585) |
55 000 (380) |
10B |
— |
|
Cold-worked (stress-relieved): |
|
|
|
|
|
Rounds under 1⁄2 (12.7) |
84 000 (580) |
50 000 (345) |
10B |
— |
|
Rounds, 1⁄2 to 3 1⁄2 (12.7 to 88.9),incl |
87 000 (600) |
60 000 (415) |
20 |
— |
|
Rounds,over 3 1⁄2 to 4 (88.9 to 101.6), incl |
84 000 (580) |
55 000 (380) |
20 |
— |
|
Squares,hexagons and rectangles, 2 (50.8) and under |
84 000 (580) |
50 000 (345) |
20B,C |
— |
|
Squares,hexagons and rectangles. over 2 (50.8) to 3 1⁄8 is (79.4), incl |
80 000 (552) |
50 000 (345) |
20 |
— |
|
Hot-worked (as worked or stress-relieved): |
|
|
|
|
|
Rounds, squares,and rectangles up to 12 (305), incl,and hexagons 2 1⁄8 is (54) and under |
80 000 (552) |
40 000 (276) |
30D |
— |
|
Rounds.squares,and rectangles over 12 (305) to 14 (356), incl |
75 000 (517) |
40 000 (276) |
30 |
— |
|
Hexagons over 2\.is (54) to 4 (102), incl |
75 000 (517) |
30 000 (207) |
25 |
— |
|
Rings and disks |
— |
— |
— |
B 75 to B95 |
|
Hot-worked (annealed) or cold-worked (annealed}: |
|
|
|
|
|
Rod and bar,all sizes |
70 000 (480) |
25 000 (170) |
35 |
— |
|
Rings and disks |
— |
— |
— |
B 60 to B75 |
|
Forging quality:E |
|
|
|
|
|
All sizes |
— |
— |
— |
— |
|
UNS N04405 |
||||
|
Cold-worked (as worked or stress-relieved): |
|
|
|
|
|
Rounds, under 1⁄2 (12.7) |
85 000 (585) |
50 000 (345) |
8B |
— |
|
Rounds, 1⁄2 (12.7) to 3 (76.2), incl |
85 000 (585) |
50 000 (345) |
15 |
— |
|
Rounds, over 3 (76.2) to 4 (101.6), incl |
80 000 (552) |
50 000 (345) |
15 |
— |
|
Hexagons and squares 2 (50.8) and under |
85 000 (585) |
50 000 (345) |
15B,C |
— |
|
Hexagons and squares over 2 (50.8) to 31⁄8 (79.4), incl |
80 000 (552) |
45 000 (310) |
15 |
— |
|
Hot-worked (as hot-worked or stress-relieved): |
|
|
|
|
|
Rounds 3 (76.2) and less |
75 000 (517) |
35 000 (241) |
30 |
— |
|
Hexagons and squares, 21⁄8 (54) and less |
75 000 (517) |
35 000 (241) |
30 |
— |
|
Hexagons and squares, over 21⁄8 (54) to 4 (101.6), incl |
70 000 (480) |
30 000 (207) |
25 |
— |
|
Hot-worked (annealed) or cold-worked (annealed): |
|
|
|
|
|
Rod and Bar, All sizes |
70 000 (480) |
25 000 (170) |
35 |
— |
Note:
B. Not applicable to diameters or cross sections under 3⁄32 in. (2.4 mm).
C. For sections under 1⁄2 in. (12.7 mm), the elongation shall be 10 % min.
D. For hot-worked flats 5⁄16 in. (7.9 mm) and under in thickness the elongation shall be 20 % min.
E. Forging quality is furnished to chemical requirements and surface inspection only. No tensile properties are required.
