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Nickel chrome alloy waya Ni70Cr30
Nickel chrome alloy wayaNi70Cr30
Cr30Ni70 Nichrome Alloy Eletrothermal Coil Strip, Resistance Sable Fun Apo Alapapo,
NiCr70/30
Nickel chromium alloy pẹlu iron resistance electrothermal ga resistivity, dada ara ibalopo daradara. Ni iwọn otutu ti o ga ati kikankikan giga,
ati iṣẹ ṣiṣe ti o dara ati sisẹ le ṣe alurinmorin iseda ti a lo ni lilo pupọju ti irin, itanna, awọn paati ẹrọ ati itanna
awọn ile-iṣẹ iṣelọpọ fun ṣiṣe ohun elo resistance ooru.
NiCr Iru:Cr20Ni80,Cr15Ni60, Cr20Ni35, Cr20Ni30, Cr25Ni20 etc.Series ina alapin igbanu, ina ina waya.
3.Product iwọn:
Sisanra: 0.02-4.0mm
Iwọn: 2.5--250mm
Standard: GB1234-95
Imọlẹ ati Dan dada
Ni70Cr30
Akoonu Kemikali,%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Omiiran |
| O pọju | |||||||||
| 0.08 | 0.02 | 0.015 | 0.60 | 0.75 ~ 1.60 | 28.0 ~ 31.0 | Bal. | O pọju 0.50 | O pọju 1.0 | - |
Darí Properties
| Iwọn otutu Iṣẹ Ilọsiwaju ti o pọju: Resisivity (20ºC)/Ω·m:: Ìwúwo: Imudara Ooru: Iṣatunṣe ti Imugboroosi Gbona: Oju Iyọ: Ilọsiwaju: Ẹya Aworan: Ohun-ini oofa: | 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 ti kii ṣe oofa |
| Iru | Cr20Ni80 | Cr15Ni60 | Cr30Ni70 | Cr20Ni35 | Cr20Ni30 | |
| Awọn akojọpọ kemikali akọkọ | Ni | Sinmi | 55.0 ~ 61.0 | Sinmi | 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 | Sinmi | ≤1 | Sinmi | Sinmi | |
| Iwọn otutu ti o pọju (ºC) | 1200 | 1150 | 1250 | 1100 | 1100 | |
| Olusodipupo atunṣe iwọn otutu resistance.(CT) | 1.09 ± 0.05 | 1.11 ± 0.05 | 1.18 ± 0.05 | 1.04 ± 0.05 | 1.06 ± 0.05 | |
| Ibi yo (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 | ||||
| Yara aye iye | Tem.(ºC) | 1175 | 1100 | 1200 | 1050 | 1050 |
| wakati (h) | ≥110 | ≥100 | ≥110 | ≥100 | ≥100 | |
| Walẹ kan pato (g/cm3) | 8.40 | 8.2 | 8.1 | 7.90 | 7.90 | |
| Ilọsiwaju(%) | ≥25 | ≥25 | ≥20 | ≥20 | ≥20 | |
| Gbona (kj/mhºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Ooru kan pato(20ºC) j/g.ºC | 0.440 | 0.494 | 0.461 | 0.500 | 0.500 | |
| Fa okun sii (20 ~ 1000ºC) α*10-6ºC | 18.0 | 17.0 | 17.1 | 19.0 | 19.0 | |
| Agbara fifẹ (kg/mm2) | >85 | >85 | >85 | >85 | >85 | |
| Titẹ leralera (F/R) | >12 | >12 | >12 | >12 | >12 | |
| Microstructure | Austenitic | Austenitic | Austenitic | Austenitic | Austenitic | |
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