Alyaj Fe-Cr-Al la gen rezistivite ak tanperati sèvis ki wo pase alyaj NiCr la epi li gen yon pri ki pi ba tou.
Aplikasyon yo
Bann rezistans elektrik fè-kwòm-aliminyòm lajman itilize pou fè eleman chofaj elektrik nan aparèy kay ak founo endistriyèl. Aplikasyon tipik yo se fè plat, machin repassage, aparèy pou chofe dlo, mwazi bòdi plastik, fè soude, eleman tibilè metalik ak eleman katouch.
Zòn aplikasyon an
Pwodwi nou yo lajman itilize nan ekipman tretman chalè, pyès oto, fabrikasyon fè ak asye,
endistri aliminyòm, ekipman metaliji, ekipman petwochimik, machin vè, machin seramik,
machin pou manje, machin pou famasetik, ak endistri jeni enèji.
Kontni Chimik, %
Materyèl alyaj | Konpozisyon chimik % | |||||||||
C | P | S | Mn | Si | Cr | Ni | Al | Fe | lòt moun | |
maksim (≤) | ||||||||||
1Cr13Al4 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 12.5-15.0 | - | 3.5-4.5 | Repoze | - |
0Cr15Al5 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 14.5-15.5 | - | 4.5-5.3 | Repoze | - |
0Cr25Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 23.0-26.0 | ≤0.60 | 4.5-6.5 | Repoze | - |
0Cr23Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 20.5-23.5 | ≤0.60 | 4.2-5.3 | Repoze | - |
0Cr21Al6 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 19.0-22.0 | ≤0.60 | 5.0-7.0 | Repoze | - |
0Cr19Al3 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 18.0-21.0 | ≤0.60 | 3.0-4.2 | Repoze | - |
0Cr21Al6Nb | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.60 | 21.0-23.0 | ≤0.60 | 5.0-7.0 | Repoze | Nb ajoute0.5 |
0Cr27Al7Mo2 | 0.05 | 0.025 | 0.025 | 0.2 | ≤0.40 | 26.5-27.8 | ≤0.60 | 6.0-7.0 | Repoze |
Prensipal karakteristik teknik alyaj FeCrAl la:
Mak Pwopriyete | 1Cr13Al4 | 1Cr21Al4 | 0Cr21Al6 | 0Cr23Al5 | 0Cr25Al5 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
Konpozan chimik prensipal% | 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 | Balans | Balans | Balans | Balans | Balans | Balans | Balans | |
Re | Apwopriye | Apwopriye | Apwopriye | Apwopriye | Apwopriye | Apwopriye | Apwopriye | |
Nimewo Adisyon: 0.5 | Adisyon Mo:1.8-2.2 | |||||||
Tanperati maksimòm itilizasyon konpozan an | 950 | 1100 | 1250 | 1250 | 1250 | 1350 | 1400 | |
Pwen fizyon | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1510 | |
Dansite g/cm3 | 7.40 | 7.35 | 7.16 | 7.25 | 7.10 | 7.10 | 7.10 | |
Rezistans 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 | |
Fòs tansyon Mpa | 588-735 | 637-784 | 637-784 | 637-784 | 637-784 | 637-784 | 684-784 | |
Pousantaj ekstansyon% | 16 | 12 | 12 | 12 | 12 | 10 | ||
Frekans koube repete | 5 | 5 | 5 | 5 | 5 | |||
Leve rapid h/ | - | 80/1300 | 80/1300 | 50/1350 | ||||
Chalè espesifik J/g. | 0.490 | 0.490 | 0.520 | 0.460 | 0.494 | 0.494 | 0.494 | |
Koyefisyan Kondiksyon Chalè KJ/Mh | 52.7 | 46.9 | 63.2 | 60.1 | 46.1 | 46.1 | 45.2 | |
Koyefisyan ekspansyon lineyè aX10-6/ (20-1000) | 15.4 | 13.5 | 14.7 | 15.0 | 16.0 | 16.0 | 16.0 | |
Dite HB | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
Mikwostrikti | Feritik | Feritik | Feritik | Feritik | Feritik | Feritik | Feritik | |
Mayetik | Mayetik | Mayetik | Mayetik | Mayetik | Mayetik | Mayetik | Mayetik |