Fe-Cr-Al alloy na may mataas na resistivity at serviceability na temperatura kaysa sa NiCr alloy at mayroon ding mas mababang presyo.
Mga aplikasyon
Ang iron-chrome-aluminium electric resistor strip ay malawakang ginagamit para sa paggawa ng mga electric heating element sa mga gamit sa bahay at mga pang-industriyang furnace. Ang karaniwang mga aplikasyon ay mga flat iron, ironing machine, water heater, plastic molding dies, soldering iron, metal sheathed tubular elements at cartridge elements
Lugar ng aplikasyon
Ang aming mga produkto ay malawakang ginagamit sa heat treatment equipment, mga piyesa ng sasakyan, paggawa ng bakal at bakal,
industriya ng aluminyo, kagamitang metalurhiko, kagamitang petrokemikal, makinarya ng salamin, makinarya ng seramik,
makinarya ng pagkain, makinarya ng parmasyutiko, at industriya ng power engineering.
Chemical Content, %
materyal na haluang metal | kemikal na komposisyon % | |||||||||
C | P | S | Mn | Si | Cr | Ni | Al | Fe | iba pa | |
max(≤) | ||||||||||
1Cr13Al4 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 12.5-15.0 | - | 3.5-4.5 | Pahinga | - |
0Cr15Al5 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 14.5-15.5 | - | 4.5-5.3 | Pahinga | - |
0Cr25Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 23.0-26.0 | ≤0.60 | 4.5-6.5 | Pahinga | - |
0Cr23Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 20.5-23.5 | ≤0.60 | 4.2-5.3 | Pahinga | - |
0Cr21Al6 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 19.0-22.0 | ≤0.60 | 5.0-7.0 | Pahinga | - |
0Cr19Al3 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 18.0-21.0 | ≤0.60 | 3.0-4.2 | Pahinga | - |
0Cr21Al6Nb | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.60 | 21.0-23.0 | ≤0.60 | 5.0-7.0 | Pahinga | Nb magdagdag ng0.5 |
0Cr27Al7Mo2 | 0.05 | 0.025 | 0.025 | 0.2 | ≤0.40 | 26.5-27.8 | ≤0.60 | 6.0-7.0 | Pahinga |
Pangunahing teknikal na katangian ng FeCrAl Alloy:
Tatak Ari-arian | 1Cr13Al4 | 1Cr21Al4 | 0Cr21Al6 | 0Cr23Al5 | 0Cr25Al5 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
Pangunahing sangkap ng kemikal% | Cr | 12.0-12.5 | 17.0-21.0 | 19.0-22.0 | 20.5-23.5 | 23.0-26.0 | 21.0-23.0 | 26.5-27.8 |
Al | 4.0-6.0 | 2.0-4.0 | 5.0-7.0 | 4.2-5.3 | 4.5-6.5 | 5.0-7.0 | 6.0-7.0 | |
Fe | Balanse | Balanse | Balanse | Balanse | Balanse | Balanse | Balanse | |
Re | Angkop | Angkop | Angkop | Angkop | Angkop | Angkop | Angkop | |
Dagdag Nb:0.5 | Dagdag Mo:1.8-2.2 | |||||||
Component max. gumamit ng temperatura | 950 | 1100 | 1250 | 1250 | 1250 | 1350 | 1400 | |
Punto ng Pagkatunaw | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1510 | |
Densidad g/cm3 | 7.40 | 7.35 | 7.16 | 7.25 | 7.10 | 7.10 | 7.10 | |
Resistivity μΩ·m,20 | 1.25±0.08 | 1.23±0.06 | 1.42±0.07 | 1.35±0.06 | 1.45±0.07 | 1.45±0.07 | 1.53±0.07 | |
Lakas ng makunat Mpa | 588-735 | 637-784 | 637-784 | 637-784 | 637-784 | 637-784 | 684-784 | |
Rate ng extension% | 16 | 12 | 12 | 12 | 12 | 10 | ||
Paulit-ulit na dalas ng baluktot | 5 | 5 | 5 | 5 | 5 | |||
Mabilis na pag-angat h/ | - | 80/1300 | 80/1300 | 50/1350 | ||||
Tukoy na Init J/g. | 0.490 | 0.490 | 0.520 | 0.460 | 0.494 | 0.494 | 0.494 | |
Heat Conduction Coefficient KJ/Mh | 52.7 | 46.9 | 63.2 | 60.1 | 46.1 | 46.1 | 45.2 | |
Linear expansion coefficient aX10-6/ (20-1000) | 15.4 | 13.5 | 14.7 | 15.0 | 16.0 | 16.0 | 16.0 | |
Katigasan HB | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
Microstructure | Ferritic | Ferritic | Ferritic | Ferritic | Ferritic | Ferritic | Ferritic | |
Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic |