FeCrAl 23-5 / Kub Kub Kub Hlau / Cov Hlau Hlau
Feem ntau siv nyob rau hauv lub rhaub, cua sov caij thiab resistor, thiab lwm yam.
NiCr 80/20, NiCr 70/30, NiCr 60/15, NiCr 35/20
FeCrAl15-5, FeCrAl20-5, FeCrAl 25-5, thiab lwm yam ...
Constantan, Alloy 30, Alloy 60, Alloy 90, thiab lwm yam.
Hluav taws xob Resistivity ntawm 0.02 u ohm / m-1.53 u ohm / m
Ua haujlwm kub ntawm 200 C rau 1400 C
Pls tuaj yeem tiv tauj peb yog tias muaj lus nug.
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
FeCrAl Alloy Qib | Tshuaj muaj pes tsawg leeg% | |||||||||
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Re | Lwm tus |
max (≤) | ||||||||||
1Cr13Al4 | 0.12 | 0.025 ib | 0.025 ib | 0.7 ua | ≤ 1.00 | 12.5-15.0 Nws | —- | 3.5-4.5 | 0.1 | Bal. |
0Cr15Al5 | 0.12 | 0.025 ib | 0.025 ib | 0.7 ua | ≤ 1.00 | 14.5-15.5 Nws | —- | 4.5-5.3 | 0.1 | Bal. |
0c25l 5 | 0.06 ib | 0.025 ib | 0.025 ib | 0.7 ua | ≤ 0.60 | 23.0-26.0 Nws | ≤ 0.60 | 4.5-6.5 | 0.1 | Bal. |
0c23l 5 | 0.06 ib | 0.025 ib | 0.025 ib | 0.7 ua | ≤ 0.60 | 20.5-23.5 Nws | ≤ 0.60 | 4.2-5.3 | 0.1 | Bal. |
0c21 ua 6 | 0.06 ib | 0.025 ib | 0.025 ib | 0.7 ua | ≤ 1.00 | 19.0-22.0 Nws | ≤ 0.60 | 5.0-7.0 Nws | 0.1 | Bal. |
0c21 ua 4 | 0.06 ib | 0.025 ib | 0.025 ib | 0.7 ua | ≤ 1.00 | 21.0-23.0 Nws | ≤ 0.60 | 3.0-5.2 | 0.1 | Bal. |
0Cr21Al6 Nb | 0.05 Nws | 0.025 ib | 0.025 ib | 0.7 ua | ≤ 0.60 | 21.0-23.0 Nws | ≤ 0.60 | 5.0-7.0 Nws | 0.1 | Bal. |
0Cr27Al7Mo2 | 0.05 Nws | 0.025 ib | 0.025 ib | 0.7 ua | ≤ 0.40 | 26.5-27.8 Nws | ≤ 0.60 | 6.0-7.0 Nws | 0.1 | Bal. |
Chemical Composition thiab Propertes:
Propertes / Qib | NiCr 80/20 | NCV 70/30 | NCV 60/15 | NiCr 35/20 | NiCr 30/20 | |
Main tshuaj Kev sib xyaw (%) | Ni | Bal. | Bal. | 55.0-61.0 Nws | 34.0-37.0 Nws | 30.0-34.0 Nws |
Cr | 20.0-23.0 Nws | 28.0-31.0 Nws | 15.0-18.0 Nws | 18.0-21.0 Nws | 18.0-21.0 Nws | |
Fe | ≤ 1.0 | ≤ 1.0 | Bal. | Bal. | Bal. | |
Max ua haujlwm Qhov kub thiab txias (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resistant ntawm 20ºC (μΩ · m) | 1.09 Nws | 1.18 | 1.12 | 1.04 ib | 1.04 ib | |
Qhov ceev (g / cm3) | 8.4 | 8.1 | 8.2 | 7.9 ib | 7.9 ib | |
Thermal conductivity (KJ/m· h· ºC) | 60.3 | 45.2 ib | 45.2 ib | 43.8 ib | 43.8 ib | |
Coefficient ntawm Thermal Kev nthuav dav (α × 10-6 / ºC) | 18 | 17 | 17 | 19 | 19 | |
Melting Point (ºC) | 1400 | 1380 | 1390 ib | 1390 ib | 1390 ib | |
Elongation (%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite | |
Magnetic Property | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |
CuNi Alloys Qib | Hluav taws xob resistivity (20 degree Ω mm² / m) | kub coefficient ntawm kuj (10^6 / degree) | Qhov ntom g/mm² | Max. kub (degree) | Melting point (degree) |
CuNi 1 | 0.03 ib | <1000 | 8.9 ib | 200 | 1085 |
CuNi 2 | 0.05 Nws | <1200 | 8.9 ib | 200 | 1090 |
CuNi 6 | 0.10 | <600 | 8.9 ib | 220 | 1095 ib |
CuNi 8 | 0.12 | <570 | 8.9 ib | 250 | 1097 ib |
CuNi 10 | 0.15 | <500 | 8.9 ib | 250 | 1100 |
CuNi 14 | 0.20 ib | <380 | 8.9 ib | 300 | 1115 |
CuNi 19 | 0.25 | <250 | 8.9 ib | 300 | 1135 ib |
CuNi 22 | 0.30 Nws | <160 | 8.9 ib | 300 | 1150 |
CuNi 30 | 0.35 Nws | <100 | 8.9 ib | 350 | 1170 ib |
CuNi34 | 0.40 ib | -0 | 8.9 ib | 350 | 1180 |
CuNi 40 | 0.48 ib | ± 40 | 8.9 ib | 400 | 1280 |
CuNi44 | 0.50 ib | <-6 | 8.9 ib | 400 | 1280 |