Sanicro® 75X Strip steel
2022-05-10 07:46
(supersedes all previous editions)
Sanicro® 75X is a precipitation hardening nickel alloy with good spring properties and good resistance to gas corrosion at high temperatures. Due to the grade's low cobalt content, Sanicro® 75X is particularly suitable for nuclear power applications.
Standards
-
UNS: N07750
Chemical composition (nominal)
| C | Si | Mn | P | S | Cr | Ni |
|---|---|---|---|---|---|---|
| ≤0.030 | 0.3 | 0.6 | ≤0.015 | ≤0.010 | 16 | 72 |
Others: Fe=7.0 Al=0.7 Ti=2.5 Nb=0.8
Mechanical properties
Static strength
| Condition1) |
Tensile strength, Rm
|
Proof strength, Rp0,2a)
|
Elongation, A11,3
|
||
|---|---|---|---|---|---|
|
MPa
|
ksi
|
MPa
|
ksi
|
%
|
|
| A |
800
|
116
|
340
|
49
|
52
|
| AT |
1210
|
176
|
810
|
118
|
27
|
1) A = Annealed, AT = Annealed and tempered, 705°C (1300°F)/20 h
a) Rp0.2 corresponds to 0.2% offset yield strength.
1 MPa = 1 N/mm2
Physical properties
Density: 8.3 g/cm3, 0.30 lb/in3
| 420 - 460 J/kg °C | in the temperature range 20 - 100°C |
| 540 J/kg °C | in the temperature range 50 - 900°C |
| Temperature, °C | W/m °C | Temperature, °F | Btu/ft h °F |
|---|---|---|---|
| 100 | 16.3 | 210 | |
| 300 | 19.8 | 570 | |
| 500 | 25.6 | 930 | |
| 700 | 30.2 | 1 290 | |
|
900
|
37.2
|
1 650
|
| Temperature, °C | μΩm | Temperature, °F | μΩin. |
|---|---|---|---|
| 20 | 1.20 | 70 | |
| 100 | 1.25 | 210 | |
| 200 | 1.25 | 390 | |
| 300 | 1.25 | 570 | |
| 500 | 1.30 | 930 | |
|
700
|
1.30
|
1 290
|
| Temperature, °C | per °C | Temperature, °F | per °F |
|---|---|---|---|
|
30 - 100
|
12.2
|
85 - 210
|
|
|
30 - 300
|
13.4
|
85 - 570
|
|
| 30 - 500 | 13.8 | 85 - 930 | |
| 30 - 700 | 14.9 | 85 - 1 290 | |
|
30 - 900
|
16.5
|
85 - 1 650
|
Permeability, mmax: 1.004
Disclaimer: Recommendations are for guidance only, and the suitability of a material for a specific application can be confirmed only when we know the actual service conditions. Continuous development may necessitate changes in technical data without notice. This datasheet is only valid for Alleima materials.
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