3J53
Chemical Composition：
Grade | % | Ni | Cr | Fe | C | Mn | Si | P | S | Al | Ti | Mo |
3J53 | min | 41.50 | 5.20 | Balance | 0.50 | 2.30 | 0.70 | |||||
max | 43.00 | 5.80 | 0.05 | 0.80 | 0.80 | 0.02 | 0.02 | 0.80 | 2.70 | 0.90 |
Mechanical Properties of the Alloy at Room Temperature:
Condition | Elastic Modulus (E) （Mpa） | Tensile Strength (σb) N/mm² | Hardness (Hv) |
Cold Working + Aging | 196400~191100 | ≥1225 | 350~420 |
Key Characteristics
Constant elastic alloy with a low frequency temperature coefficient. It possesses a relatively high elastic modulus and strength, a low temperature coefficient of elastic modulus, as well as excellent wave velocity consistency.
Application Fields
It has a low temperature coefficient of frequency within the range of -40℃ to 80℃, and is applied to components such as vibrators in mechanical filters and spring strips in voice - frequency relays.
