I-Uns K93600 I-InvarI-36 Ribbon Precision Expansion Alloy Flat Wire
(Igama eliqhelekileyo: Invar, FeNi36, Invar Standard, Vacodil36)
4J36 (I-Invar), ekwaziwa ngokubanzi njengeFeNi36 (64FeNi e-US), yi-alloy ye-nickel-iron ephawulekayo ngenxa ye-coefficient yayo ephantsi yokwandiswa kobushushu (CTE okanye α).
I-4J36 (Invar) isetyenziswa apho kufuneka uzinzo oluphezulu, njengezixhobo zokuchaneka, iiwotshi, iigeyiji zokuqhekeka kwe-seismic, iifreyimu zemaski yesithunzi sikamabonwakude, iivalvu kwiimoto, kunye neewotshi ezichasene nemagnethi. Ekuhlolweni komhlaba, xa kufuneka kwenziwe i-leveling level yokuqala (echanekileyo kakhulu), abasebenzi be-Level (intonga yokuleveli) esetyenzisiweyo yenziwe nge-Invar, endaweni yomthi, i-fiberglass, okanye ezinye izinyithi. Ii-Invar struts zazisetyenziswa kwezinye iipiston ukunciphisa ukwanda kwazo kobushushu ngaphakathi kweesilinda zazo.
I-4J36 isebenzisa i-oxyacetylene welding, i-electric arc welding, i-welding kunye nezinye iindlela ze-welding. Ekubeni i-coefficient yokwandiswa kunye nokwakheka kweekhemikhali ze-alloy kunxulumene kufuneka kuphetshwe ngenxa yokuba i-welding ibangela utshintsho kwi-alloy composition, kungcono ukusebenzisa i-Argon arc welding welding filler metals ngcono ibe ne-0.5% ukuya kwi-1.5% titanium, ukuze kuncitshiswe ukuqhekeka kwe-weld kunye nokuqhekeka.
Ulwakhiwo oluqhelekileyo%
| Ni | 35~37.0 | Fe | Ibhala. | Co | - | Si | ≤0.3 |
| Mo | - | Cu | - | Cr | - | Mn | 0.2~0.6 |
| C | ≤0.05 | P | ≤0.02 | S | ≤0.02 |
I-coefficient yokwandisa
| 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 |
| Ubuninzi (g/cm3) | 8.1 |
| Ukumelana kombane kwi-20ºC(OMmm2/m) | 0.78 |
| Iqondo lobushushu le-resistivity(20ºC~200ºC)X10-6/ºC | 3.7~3.9 |
| Ukuqhuba kobushushu, λ/ W/(m*ºC) | 11 |
| Inqaku leCurie Tc/ºC | 230 |
| I-Elastic Modulus, E/ Gpa | 144 |
| Inkqubo yokunyanga ubushushu | |
| Ukuncedisa ukunciphisa uxinzelelo | Ishushu ukuya kuma-530~550ºC kwaye ibambe iyure eyi-1~2. Ibanda |
| ukucoca | Ukuze kupheliswe ukuqina, okuza kukhutshwa kwinkqubo yokutsala ebandayo neyokuqengqeleka. Ukutsalwa kwe-Annealing kufuna ukufudunyezwa ukuya kwi-830 ~ 880ºC kwi-vacuum, gcina imizuzu engama-30. |
| Inkqubo yokuzinzisa |
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| Ukulumkela |
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Iimpawu eziqhelekileyo zoomatshini
| Tensile strength | Ukwandiswa |
| I-Mpa | % |
| 641 | 14 |
| 689 | 9 |
| 731 | 8 |
Ubushushu obubangela ukuxhathisa
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