Njirimara:
Na ogologo ndụ ọrụ.Na-ekpo ọkụ ngwa ngwa.High thermal efficiency.Okpomọkụ uniformity. Enwere ike iji kwụ ọtọ. Mgbe a na-eji ya na voltaji a kwadoro, ọ dịghị ihe na-agbanwe agbanwe. Ọ bụ ihe nchebe gburugburu ebe obibi ọkụ ọkụ eletrik. Na ihe ọzọ na ọnụ ahịa nichrome waya.Enwere ike ahaziri dị ka ndị ahịa chọrọ
Ihe e ji mara FeCrAl alloys bụ ezigbo nguzogide oxidation yana ezigbo nkwụsi ike nke na-ebute ndụ mmewere ogologo.
A na-ejikarị ha eme ihe na ọkụ eletrik na ọkụ ụlọ ọrụ na ngwa ụlọ.
Fe-Cr-Al alloy nwere elu resistivity na serviceability okpomọkụ karịa nke NiCr alloy na nwekwara obere price.
Ngwa
A na-eji ígwè-chrome-aluminium electro resistor strip a na-ejikarị eme ihe ọkụ eletrik na ngwa ụlọ na ọkụ ọkụ. Ngwa a na-ahụkarị bụ ígwè dị larịị, igwe na-agba agba, igwe na-ekpo ọkụ mmiri, ihe na-akpụzi rọba na-anwụ anwụ, ígwè na-ere ere, ihe tubular kpuchiri ígwè na ihe katrijị.
mpaghara ngwa
A na-eji ngwaahịa anyị eme ihe na akụrụngwa ọgwụgwọ okpomọkụ, akụkụ akpaaka, ígwè na nchara nchara,
aluminom ụlọ ọrụ, metallurgical akụrụngwa, petrochemical akụrụngwa, iko ígwè, seramiiki ígwè,
igwe nri, igwe ọgwụ, na ụlọ ọrụ injinia ike.
Ọdịnaya kemịkalụ,%
Alloy ihe | Ngwakọta kemịkalụ% | |||||||||
C | P | S | Mn | Si | Cr | Ni | Al | Fe | ndị ọzọ | |
max (≤) | ||||||||||
1Cr13Al4 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 12.5-15.0 | - | 3.5-4.5 | Zuo ike | - |
0Cr15Al5 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 14.5-15.5 | - | 4.5-5.3 | Zuo ike | - |
0Cr25Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 23.0-26.0 | ≤0.60 | 4.5-6.5 | Zuo ike | - |
0Cr23Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 20.5-23.5 | ≤0.60 | 4.2-5.3 | Zuo ike | - |
0Cr21Al6 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 19.0-22.0 | ≤0.60 | 5.0-7.0 | Zuo ike | - |
0Cr19Al3 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 18.0-21.0 | ≤0.60 | 3.0-4.2 | Zuo ike | - |
0Cr21Al6Nb | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.60 | 21.0-23.0 | ≤0.60 | 5.0-7.0 | Zuo ike | Nb tinye0.5 |
0Cr27Al7Mo2 | 0.05 | 0.025 | 0.025 | 0.2 | ≤0.40 | 26.5-27.8 | ≤0.60 | 6.0-7.0 | Zuo ike |
Isi njirimara teknụzụ nke FeCrAl Alloy:
Ụdị Ngwongwo | 1Cr13Al4 | 1Cr21Al4 | 0Cr21Al6 | 0Cr23Al5 | 0Cr25Al5 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
Isi ihe mejupụtara kemịkalụ% | 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 | Nhazi | Nhazi | Nhazi | Nhazi | Nhazi | Nhazi | Nhazi | |
Re | Kwesịrị ekwesị | Kwesịrị ekwesị | Kwesịrị ekwesị | Kwesịrị ekwesị | Kwesịrị ekwesị | Kwesịrị ekwesị | Kwesịrị ekwesị | |
Mgbakwunye Nb:0.5 | Mgbakwunye Mo: 1.8-2.2 | |||||||
Akụkụ kacha. jiri okpomọkụ | 950 | 1100 | 1250 | 1250 | 1250 | 1350 | 1400 | |
Ebe Na-agbaze | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1510 | |
Njupụta g/cm3 | 7.40 | 7.35 | 7.16 | 7.25 | 7.10 | 7.10 | 7.10 | |
Nguzogide 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 | |
Ike Tensile Mpa | 588-735 | 637-784 | 637-784 | 637-784 | 637-784 | 637-784 | 684-784 | |
Ọnụego ndọtị% | 16 | 12 | 12 | 12 | 12 | 10 | ||
Ugboro agbagọ ugboro ugboro | 5 | 5 | 5 | 5 | 5 | |||
ebuli ngwa ngwa h/ | - | 80/1300 | 80/1300 | 50/1350 | ||||
Okpomọkụ a kapịrị ọnụ J/g. | 0,490 | 0,490 | 0,520 | 0,460 | 0,494 | 0,494 | 0,494 | |
Ọnụọgụ njikwa ọkụ KJ/Mh | 52.7 | 46.9 | 63.2 | 60.1 | 46.1 | 46.1 | 45.2 | |
Ọnụọgụ mgbasawanye Linear aX10-6/ (20-1000) | 15.4 | 13.5 | 14.7 | 15.0 | 16.0 | 16.0 | 16.0 | |
Isi ike HB | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
Microstructure | Ferritic | Ferritic | Ferritic | Ferritic | Ferritic | Ferritic | Ferritic | |
Igwe magnetik | Igwe magnetik | Igwe magnetik | Igwe magnetik | Igwe magnetik | Igwe magnetik | Igwe magnetik | Igwe magnetik |