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Nickel-based alloys are known for their excellent corrosion resistance and strength. They are often found in high-temperature environments due to their superior resistance to heat.
| Alloy Name | NS - 10 | NS - 12 | NS - 15 | Ni - Br | Cu - Ni |
| Trade Name | Ni - Silver | Ni - Silver | Ni - Silver | Ni - Brass | Cu - Nickel |
| Standard Conformance | |||||
| IS | IS 2283 - NS10 | IS 2283 - NS12 | IS 2283 - NS15 | - | - |
| ASTM | C74500 | C75700 | C75400 | C73200 | C71300 |
| BS2870 | NS 103 | NS 104 | NS 105 | - | CN105 |
| EN | CW401J | CW403J | - | - | CW 350 H |
| JIS | C7451 | - | C7541 | - | - |
| Chemical Composition | |||||
| Copper (Cu%) | 60-65 | 60-65 | 60-65 | 74-76 | remaining |
| Zinc (Zn%) | remaining | remaining | remaining | 19-21 | 0.50 max |
| Nickel | 9-11 | 11-13 | 14-18 | 4.5-5.5 | 24-26 |
| Other impurities (%) | 1% Max | 1% Max | 1% Max | 0.5% Max | 2% Max |
| Alloy Name | Description | Temper |
Hardness HV Min - Max | Tensile Strength N/mm2 (Min) | Elongation% min |
| NS-10 | Ni- Silver | Annealed (O) | 100 max | 350-400 | 45 |
| Half Hard (HB) | 125-160 | 400-500 | 20 | ||
| Hard (H) | 160-185 | 500-580 | 5 | ||
| Extra Hard (HE) | 185min | 580 min | - | ||
| NS-12 | Ni- Silver | Annealed (0) | 105 max | 380-420 | 40 |
| Half Hard (HB) | 130-160 | 420-520 | 15 | ||
| Hard (H) | 160-190 | 520-600 | 3 | ||
| Extra Hard (HE) | 190min | 600 min | - | ||
| NS-15 | Ni- Silver | Annealed (O) | 105 max | 380-420 | 40 |
| Half Hard (HB) | 135-165 | 420-550 | 15 | ||
| Hard (H) | 165-195 | 550-650 | 3 | ||
| Extra Hard (HE) | 195min | 650 min | - | ||
| Ni-Br | Ni-Brass | Annealed (O) | - | - | - |
| Half Hard (HB) | 115-135 | - | - | ||
| Hard (H) | 135-165 | - | - | ||
| Extra Hard (HE) | 165 - 185 | - | - | ||
| Spring Hard (HS) | 185 Min | - | - | ||
| Cu-Ni | Cu-Nickel | Annealed (0) | 70-100 | 290 Min | - |
| Half Hard (HB) | 100-140 | - | - | ||
| Hard (H) | 140-160 | - | - | ||
| Extra Hard (HE) | 160-180 | - | - | ||
| Spring Hard (HS) | 180Min | - | - |
| Alloy | For Strips And Foils | For Sheets | |||||
|
Thickness Range (Min - Max) mm |
Width Range (Min - Max) mm |
Coil ID (Min - Max) mm |
Coil Density (Max coil weight) |
Thickness Range (Min - Max) mm |
Width Range (Min - Max) mm |
Length (Max) mm | |
| Nickel Silver And Cupro-Nickel | 0.10 - 0.30 | 10 - 350 | 100 - 300 | 2 - 3 | - | - | - |
| 0.31 - 0.80 | 20 - 450 | 300 - 400 | 2 - 3 | 0.30 - 1 | 450 Max | 1500 | |
| 0.81 - 4 | 20 - 450 | 300 - 400 | 2 - 3 | 1 - 4 | 450 Max | 4000 | |
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