Tungsten Hlau (W) & Tungsten Hmoov 99.9% Purity
| Lub tungsten | |
| Lub cim | W |
| Theem ntawm STP | khov kho |
| Melting taw tes | 3695 K (3422 ° C, 6192 ° F) |
| Kub taw tes | 6203 K (5930 ° C, 10706 ° F) |
| Ntom ntom ntom ntom (ze RT) | 19.3 G / cm3 |
| Thaum ua kua (ntawm mp) | 17.6 G / cm3 |
| Tshav kub ntawm fusion | 52.31 KJ / MOL [3] [4] |
| Tshav kub ntawm vaporization | 774 kj / mol |
| Mev khuam pob muaj peev xwm ua kom sov | 24.27 J / (molm k) |
Hais txog tungsten hlau
Tungsten yog hom ntawm cov hlau hais. Nws lub cim cim yog "W"; Nws cov atomic sequatorence yog 74 thiab nws qhov hnyav atomic yog 183.84. Nws yog dawb, nyuaj heev thiab hnyav. Nws zwm rau tsev neeg chromium thiab muaj cov tshuaj ruaj khov. Nws cov txheej txheem Crystal tshwm sim raws li lub cev-nruab nrab cubic crystal qauv (BCC). Nws melting point yog nyob ib ncig ntawm 3400 ℃ thiab nws qhov cub npau npau yog ntau tshaj 5000 ℃. Nws tus txheeb ze hnyav yog 19.3. Nws yog hom ntawm cov hlau tsis tshua muaj.
Muaj Siab Purity Tungsten Qws
| Lub cim | Muaj pes tsawg | Qho ntev | Ntev ntev | Txoj kab uas hla (txoj kab uas hla kev thev naus)) |
| UMTR996 | W99.96% dhau | 75 hli ~ 150 hli | 1mm | φ1.0mm-φ6.4mm (± 1%) |
【Lwm yam】 Muaj kev sib xyaw sib txawv ntxiv, Tungsten Alloy suav nrog oxide, thiab tungsten-molybdenum alloy thiab lwm yam yogMuaj.Thov hu rau peb kom paub meej.
Dab tsi yog tungsten pas neeg siv rau?
Tungsten pas nrig, muaj lub siab melting taw tes, yog siv nyob rau hauv ntau daim teb muaj kev lag luam vim tias lawv zoo heev-kub tsis kam. Nws yog siv rau hluav taws xob cov khoom siv hluav taws xob, cov khoom siv tawm hluav taws xob, cov khoom siv hluav taws xob, cov khoom siv hluav taws xob, khoom cua sov, thiab lwm yam.
Siab purity tungsten hmoov
| Lub cim | Avg. Granularity (μm) | Cov Khoom Siv Siv Tshuaj | |||||||
| W (%) | Fe (PPM) | Mo (PPM) | Ca (PPM) | Si (PPM) | AL (PPM) | Mg (ppm) | O (%) | ||
| Tus ntxuav UMP75 | 7.5 ~ 8.5 | 99.9 ≦ | ≦ 200 | ≦ 200 | ≦ 30 | ≦ 30 | ≦ 20 | ≦ 10 | ≦ 0.1 |
| UMP80 | 8.0 ~ 16.0 | 99.9 ≦ | ≦ 200 | ≦ 200 | ≦ 30 | ≦ 30 | ≦ 20 | ≦ 10 | ≦ 0.1 |
| Tus ntxuav | 9.5 ~ 10.5 | 99.9 ≦ | ≦ 200 | ≦ 200 | ≦ 30 | ≦ 30 | ≦ 20 | ≦ 10 | ≦ 0.1 |
Dab tsi yog tungsten hmoov siv rau?
Tungsten hmoovyog siv los ua cov khoom siv raw rau super-nyuaj alloy, hmoov metallurgy cov khoom xws li vuam sib cuag hu rau thiab lwm yam ntawm alloy. Ib qho ntxiv, vim peb lub tuam txhab cov kev xav tau txog kev tswj hwm zoo, peb tuaj yeem muab cov hmoov dawb huv uas muaj kev ua kom huv ntau dua 99.99%.
