Ko te K93600 Invar36 Riipene Whakawhanui Waea Papatahi
(Ingoa noa:Invar, FeNi36, Paerewa Invar, Vacodil36)
4J36 (Invar), e mohiotia ana ko FeNi36 (64FeNi i te US), he koranu nickel-rino rongonui mo tona whakarea iti o te roha wera (CTE, α ranei).
Ka whakamahia te 4J36 (Invar) ki nga waahi e hiahiatia ana kia mau tonu te ahua, penei i nga taputapu totika, nga karaka, nga inenga ngokingoki ruru, nga papa whakaata-a-whakaata, nga maru i roto i nga motuka, me nga mataaratanga antimagnetic.I roto i te ruri whenua, i te wa e mahia ai te taumata teitei o te ota tuatahi (te tino tika), ko nga kaimahi Taumata (te rakau taumata) he mea hanga ki te Invar, hei utu mo te rakau, te muka karaihe, me etahi atu konganuku.I whakamahia nga struts invar i etahi piston hei whakawhāiti i te roha wera i roto i o ratou puoto.
4J36 whakamahi oxyacetylene fehokotaki'anga, fehokotaki'anga pewa hiko, fehokotaki'anga me ētahi atu tikanga fehokotaki'anga.I te mea ko te whakarea o te roha me te hanganga matū o te koranu e hono ana me karohia na te mea ka puta te huringa o te whakakotahitanga o te koranu, he pai ake te whakamahi i nga konganuku whakakikorua ki te 0.5% ki te 1.5% o te titanium. whakaiti i te porosity weld me te kapiti.
hanganga pūnoa%
Ni | 35~37.0 | Fe | Bal. | Co | - | Si | ≤0.3 |
Mo | - | Cu | - | Cr | - | Mn | 0.2~0.6 |
C | ≤0.05 | P | ≤0.02 | S | ≤0.02 |
Te whakarea o te roha
θ/ºC | α1/10-6ºC-1 | θ/ºC | α1/10-6ºC-1 |
20~-60 | 1.8 | 20~250 | 3.6 |
20~-40 | 1.8 | 20~300 | 5.2 |
20~-20 | 1.6 | 20~350 | 6.5 |
20~-0 | 1.6 | 20~400 | 7.8 |
20~50 | 1.1 | 20~450 | 8.9 |
20~100 | 1.4 | 20~500 | 9.7 |
20~150 | 1.9 | 20~550 | 10.4 |
20~200 | 2.5 | 20~600 | 11.0 |
Kiato (g/cm3) | 8.1 |
Te parenga hiko i te 20ºC(OMmm2/m) | 0.78 |
Tauwehe pāmahana o te parenga(20ºC~200ºC)X10-6/ºC | 3.7~3.9 |
Kawenga wera, λ/ W/(m*ºC) | 11 |
Curie point Tc/ ºC | 230 |
Kōwae Elastic, E/Gpa | 144 |
Te tukanga maimoatanga wera | |
Te whakahiato mo te whakamau i te ahotea | Whakawerahia ki te 530~550ºC ka pupuri 1~2 haora.Te makariri |
whakapouri | I roto i te tikanga ki te whakakore pakeke, e kawea i roto i te matao-hurihia, tukanga tuhi matao.Me whakamahana ki te 830~880ºC i roto i te korehau, kia 30 meneti. |
Te tukanga whakapumau |
|
Whakatupato |
|
Ahuatanga Ahuatanga Miihini
Te Kaha Toka | Te whakaroa |
Mpa | % |
641 | 14 |
689 | 9 |
731 | 8 |
Tauwehe pāmahana o te parenga
Awhe pāmahana, ºC | 20~50 | 20~100 | 20~200 | 20~300 | 20~400 |
aR/ 103 *ºC | 1.8 | 1.7 | 1.4 | 1.2 | 1.0 |