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Nikela chrome firaka tariby Ni70Cr30
Nikela chrome firaka taribyNi70Cr30
Cr30Ni70 Nichrome Alloy Eletrothermal Coil Strip, Sable Resistance ho an'ny fanafanana singa,
NiCr70/30
Nickel chromium firaka amin'ny vy fanoherana electrothermal resistivity avo, ambonin'ny vatana ara-nofo tsara. Amin'ny hafanana avo sy ny hamafin'ny avo,
ary ny fampandehanana tsara sy ny fanodinana mety welding voajanahary be mpampiasa metallurgical, elektrika, mekanika singa sy elektrika
indostrian'ny famokarana hanaovana fitaovana fanoherana hafanana.
NiCr Type: Cr20Ni80, Cr15Ni60, Cr20Ni35, Cr20Ni30, Cr25Ni20 etc.Series elektrika fisaka fehikibo, herinaratra afo tariby.
3. Haben'ny vokatra:
Haavo: 0.02-4.0mm
sakany: 2.5--250mm
Fenitra: GB1234-95
Mamirapiratra sy malama
Ni70Cr30
Votoaty simika,%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | hafa |
| Max | |||||||||
| 0.08 | 0.02 | 0.015 | 0.60 | 0.75–1.60 | 28.0–31.0 | Bal. | Max 0.50 | Max 1.0 | - |
Toetra mekanika
| Max Continuous Service Temperature: Resisivity (20ºC)/Ω·m::Hatiny: Conductivity mafana: Coefficient ny fanitarana Thermal: Tarehin'ny afo: Elongation: Rafitra mikrografika: Toetra andriamby: | 1250ºC 1.18 +/-0.05 (Dia: <0.5mm) 1.20+/-0.05 (Dia: ≥0.50 mm) 8,1 g/cm3 45,2 KJ/m·h·ºC 17×10-6/ºC (20ºC~1000ºC) 1380ºC Min 20% Austenite tsy magnetika |
| Type | Cr20Ni80 | Cr15Ni60 | Cr30Ni70 | Cr20Ni35 | Cr20Ni30 | |
| Ny singa simika fototra | Ni | HAFA | 55.0–61.0 | HAFA | 34.0–37.0 | 30.0–34.0 |
| Cr | 20.0–23.0 | 15.0–18.0 | 28.0–31.0 | 18.0–21.0 | 18.0–21.0 | |
| Fe | ≤1 | HAFA | ≤1 | HAFA | HAFA | |
| Mafana ambony indrindra (ºC) | 1200 | 1150 | 1250 | 1100 | 1100 | |
| Fiatrehana mari-pana fanitsiana coefficient.(CT) | 1.09±0.05 | 1.11±0.05 | 1.18±0.05 | 1,04±0,05 | 1.06±0.05 | |
| Taona mitsonika (ºC) | 1400 | 1390 | 1380 | 1390 | 1390 | |
| Resistivityρ20ºC(10-6Ω.m) | 800ºC | 1.008 | 1.078 | 1.028 | 1.188 | 1.173 |
| 1000ºC | 1.014 | 1.095 | 1.033 | 1.219 | 1.201 | |
| 1200ºC | 1.025 | 1.043 | ||||
| Vidin'ny fiainana haingana | Tem.(ºC) | 1175 | 1100 | 1200 | 1050 | 1050 |
| ora (h) | ≥110 | ≥100 | ≥110 | ≥100 | ≥100 | |
| Gravité manokana (g/cm3) | 8.40 | 8.2 | 8.1 | 7.90 | 7.90 | |
| Elongation(%) | ≥25 | ≥25 | ≥20 | ≥20 | ≥20 | |
| Thermal(kj/mhºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Hafanana manokana (20ºC)j/g.ºC | 0.440 | 0.494 | 0.461 | 0.500 | 0.500 | |
| Manitatra hery(20~1000ºC)α*10-6ºC | 18.0 | 17.0 | 17.1 | 19.0 | 19.0 | |
| Henjana (kg/mm2) | >85 | >85 | >85 | >85 | >85 | |
| Miforitra imbetsaka (F/R) | >12 | >12 | >12 | >12 | >12 | |
| Microstructure | Austenitic | Austenitic | Austenitic | Austenitic | Austenitic | |
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