Swg16 0cr21al4 / 0cr19al3 fecral alloy heating wire para sa redrawing
Resistance wire na gawa sa nikel chrome alloys, nikel chrome iron alloys, iron chrome aluminyo alloys, tanso nikel alloys.
Pangunahing ginagamit sa pampainit, elemento ng pag -init at risistor, atbp.
NICR 80/20, NICR 70/30, NICR 60/15, NICR 35/20
Cral 15-5, Cral 20-5, Cral 25-5, atbp ...
Constantan, haluang metal 30, haluang metal 60, haluang metal 90, atbp.
Electric resistivity mula sa 0.02 u ohm/m-1.53 u ohm/m
Patakbuhin ang temperatura mula 200 C hanggang 1400 c
Ang mga pls ay malayang makipag -ugnay sa amin kung mayroong anumang katanungan.
NICR:
Residtohm 20, Residtohm 30, Residtohm 40, Residtohm 60, Residtohm 70, Residtohm 80
Fecral:
Residtohm 125, Residtohm 135, Residtohm 140,
Residtohm 145, Residtohm 153
Cuni
Constantan, Cuprothal 5, Cuprothal 10, Cuprothal 15, Cuprothal 30, Eurica
Fecral alloy grade | Komposisyon ng kemikal % | |||||||||
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Re | Iba |
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. |
Kemikal na komposisyon at mga pag -aari:
Mga Katangian/Baitang | NICR 80/20 | NICR 70/30 | NICR 60/15 | NICR 35/20 | NICR 30/20 | |
Pangunahing komposisyon ng kemikal (%) | 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 na temperatura ng pagtatrabaho (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resistivity sa 20ºC (μ ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Density (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Thermal conductivity (KJ/m · h · ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Koepisyent ng thermal expansion (α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
Natutunaw na punto (ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Pagpahaba (%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
Istraktura ng mikrograpya | Austenite | Austenite | Austenite | Austenite | Austenite | |
Magnetic na pag -aari | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |
CUNI Alloys grade | Resistivity ng elektrikal (20DegreeΩ mm² /m) | Coefficient ng temperatura ng paglaban (10^6/degree) | Density g/mm² | Max. temperatura (degree) | Natutunaw na punto (degree) |
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 |