Byenveni sou sit entènèt nou yo!
Fil rezistans elektrik cr20ni30 pou bobin chofaj prentan recho elektrik
Fil rezistans elektrik cr20ni30 pou chofaj pou recho elektrik
Pwopriyete prensipal fil rezistans chofaj la
| Kalite | Cr20Ni80 | Cr15Ni60 | Cr30Ni70 | Cr20Ni35 | Cr20Ni30 | |
| Konpozisyon chimik prensipal la | Ni | Repoze | 55.0 ~ 61.0 | Repoze | 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 | Repoze | ≤1 | Repoze | Repoze | |
| Tanperati Maksimòm (℃) | 1200 | 1150 | 1250 | 1100 | 1100 | |
| Koyefisyan koreksyon tanperati rezistans (CT) | 1.09±0.05 | 1.11±0.05 | 1.18±0.05 | 1.04±0.05 | 1.06±0.05 | |
| Pwen fizyon (℃) | 1400 | 1390 | 1380 | 1390 | 1390 | |
| Rezistans ρ20℃(10-6Ω.m) | 800 ℃ | 1.008 | 1.078 | 1.028 | 1.188 | 1.173 |
| 1000 ℃ | 1.014 | 1.095 | 1.033 | 1.219 | 1.201 | |
| 1200 ℃ | 1.025 | 1.043 | ||||
| Valè lavi rapid | Tanperati (℃) | 1175 | 1100 | 1200 | 1050 | 1050 |
| èdtan (èdtan) | ≥110 | ≥100 | ≥110 | ≥100 | ≥100 | |
| Gravite espesifik (g/cm3) | 8.4 | 8.2 | 8.1 | 7.9 | 7.9 | |
| Elongasyon (%) | ≥25 | ≥25 | ≥20 | ≥20 | ≥20 | |
| Tèmik (kj/mh℃) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Chalè espesifik (20 ℃) j/g. ℃ | 0.44 | 0.494 | 0.461 | 0.5 | 0.5 | |
| Pwolonje fòs (20 ~ 1000 ℃) α * 10-6 ℃ | 18 | 17 | 17.1 | 19 | 19 | |
| Fòs tansyon (kg/mm2) | >85 | >85 | >85 | >85 | >85 | |
| Pliye repete (F/R) | >12 | >12 | >12 | >12 | >12 | |
| Mikwostrikti | Austenitik | Austenitik | Austenitik | Austenitik | Austenitik | |
| Dyamèt (mm) | Tolerans (mm) | Dyamèt (mm) | Tolerans (mm) |
| 0.03-0.05 | ±0.005 | >0.50-1.00 | ±0.02 |
| >0.05-0.10 | ±0.006 | >1.00-3.00 | ±0.03 |
| >0.10-0.20 | ±0.008 | >3.00-6.00 | ±0.04 |
| >0.20-0.30 | ±0.010 | 6.00-8.00 | ±0.05 |
| >0.30-0.50 | ±0.015 | 8.00-12.0 | ±0.4 |
| Epesè (mm) | Tolerans (mm) | Lajè (mm) | Tolerans (mm) |
| 0.05-0.10 | ±0.010 | 5.00-10.0 | ±0.2 |
| >0.10-0.20 | ±0.015 | >10.0-20.0 | ±0.2 |
| >0.20-0.50 | ±0.020 | >20.0-30.0 | ±0.2 |
| >0.50-1.00 | ±0.030 | >30.0-50.0 | ±0.3 |
| >1.00-1.80 | ±0.040 | >50.0-90.0 | ±0.3 |
| >1.80-2.50 | ±0.050 | >90.0-120.0 | ±0.5 |
| >2.50-3.50 | ±0.060 | >120.0-250.0 | ±0.6 |
Ekri mesaj ou a isit la epi voye l ban nou
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