Upinzani waya uliotengenezwa na aloi za nickel chrome, aloi za chuma za nickel chrome, aloi za alumini za chuma, aloi za nickel.
Inatumika hasa kwenye heater, inapokanzwa na kontena, nk.
NICR 80/20, NICR 70/30, NICR 60/15, NICR 35/20
Fecral15-5, fecral20-5, fecral 25-5, nk…
Constantan, alloy 30, aloi 60, aloi 90, nk.
Urekebishaji wa umeme kutoka 0.02 U ohm/m-1.53 u ohm/m
Fanya joto kutoka 200 C hadi 1400 C.
PLS kuwa huru kuwasiliana nasi ikiwa kuna swali lolote.
Nicr:
Resistohm 20, resistohm 30, resistohm 40, resistohm 60, resistohm 70, resistohm 80
Fecral:
Resistohm 125, resistohm 135, resistohm 140,
Resistohm 145, Resistohm 153
Cuni
Constantan, Cuprothal 5, Cuprothal 10, Cuprothal 15, Cuprothal 30, Eurica
Daraja la aloi ya fecral | Muundo wa kemikali % | |||||||||
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Re | Wengine |
max (≤) | ||||||||||
1CR13Al4 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 12.5-15.0 | —- | 3.5-4.5 | 0.1 | Bal. |
0CR15Al5 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 14.5-15.5 | —- | 4.5-5.3 | 0.1 | Bal. |
0cr25al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 23.0-26.0 | ≤0.60 | 4.5-6.5 | 0.1 | Bal. |
0cr23Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 20.5-23.5 | ≤0.60 | 4.2-5.3 | 0.1 | Bal. |
0cr21al6 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 19.0-22.0 | ≤0.60 | 5.0-7.0 | 0.1 | Bal. |
0cr21Al4 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 21.0-23.0 | ≤0.60 | 3.0-5.2 | 0.1 | Bal. |
0cr21al6nb | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.60 | 21.0-23.0 | ≤0.60 | 5.0-7.0 | 0.1 | Bal. |
0CR27Al7MO2 | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.40 | 26.5-27.8 | ≤0.60 | 6.0-7.0 | 0.1 | Bal. |
Muundo wa kemikali na mali:
Mali/daraja | NICR 80/20 | NICR 70/30 | NICR 60/15 | NICR 35/20 | NICR 30/20 | |
Kemikali kuu Muundo (%) | Ni | Bal. | Bal. | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 | |
Fe | ≤ 1.0 | ≤ 1.0 | Bal. | Bal. | Bal. | |
Max inafanya kazi Joto (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resization saa 20ºC (μ ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Uzani (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Uboreshaji wa mafuta (KJ/M · H · ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Mgawo wa mafuta Upanuzi (α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
Hatua ya kuyeyuka (ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Elongation (%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
Muundo wa Micrographic | austenite | austenite | austenite | austenite | austenite | |
Mali ya sumaku | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |
Daraja la Cuni Alloys | Urekebishaji wa umeme (20degreeΩ mm² /m) | mgawo wa joto wa upinzani (10^6/digrii) | Wiani g/mm² | Max. Joto (digrii) | Hatua ya kuyeyuka (digrii) |
Cuni1 | 0.03 | <1000 | 8.9 | 200 | 1085 |
Cuni2 | 0.05 | <1200 | 8.9 | 200 | 1090 |
Cuni6 | 0.10 | <600 | 8.9 | 220 | 1095 |
Cuni8 | 0.12 | <570 | 8.9 | 250 | 1097 |
CUNI10 | 0.15 | <500 | 8.9 | 250 | 1100 |
Cuni14 | 0.20 | <380 | 8.9 | 300 | 1115 |
Cuni19 | 0.25 | <250 | 8.9 | 300 | 1135 |
Cuni22 | 0.30 | <160 | 8.9 | 300 | 1150 |
CUNI30 | 0.35 | <100 | 8.9 | 350 | 1170 |
CUNI34 | 0.40 | -0 | 8.9 | 350 | 1180 |
Cuni40 | 0.48 | ± 40 | 8.9 | 400 | 1280 |
Cuni44 | 0.50 | <-6 | 8.9 | 400 | 1280 |