Komposisi Kimia ing %, Invar
| merek | Komposisi kimia | |||||||||
| Ni | Cr | Fe | C | P | Mn | B | Al | Si | S | |
| ≤ | ||||||||||
| 4j6 | 41.5~42.5 | 5.4~0~6.3 | Bal | 0.05 | 0.02 | 0.25 | - | 0.2 | 0.3 | 0.02 |
| 4j47 | 46.8~47.8 | 0.8~1.4 | Bal | 0.05 | 0.02 | 0.40 | - | - | 0.3 | 0.02 |
| 47HXP | 46.0~48.0 | 5.0~6.0 | Bal | 0.05 | 0.02 | 0.40 | 0.02 | - | 0.3 | 0.02 |
Konstanta fisik dhasar lan sifat mekanik saka paduan:
| merek | Kapadhetan g/cm3 | resistivitas | Titik Curie |
| 4j6 | 8.15 | 0.92 | 270 |
| 4j47 | 8.19 | 0.55 | 400 |
| 47HXP | 8.18 | 0.90 | 340 |
koefisien ekspansi linier
| Karakter ekspansi khas (10 -6 / ºC) | |||||||
| Rentang suhu | 20~100 | 20~200 | 20~300 | 20~400 | 20~500 | 20~550 | 20~600 |
| Koefisien ekspansi | 9.0 | 9.0 | 8.9 | 9.6 | 10.9 | 11.4 | 111.8 |
| Macem-macem | Spesifikasi Tipe Baja mm | Presisi logam campuran | Paduan Resistensi kanggo pemanasan listrik | Paduan super | Kawat las | Tahan korosi logam campuran | |
| Batang | batang gulung panas | Φ8 ~ 38mm | kasedhiya | kasedhiya | kasedhiya | ||
| Batang sing ditarik adhem | ≤50mm | kasedhiya | kasedhiya | kasedhiya | |||
| Batang sing ditempa | Φ38 ~ 350mm | kasedhiya | kasedhiya | kasedhiya | |||
| Kabel | Kabel bunder | Φ0.3 ~ 8mm | kasedhiya | kasedhiya | kasedhiya | kasedhiya | kasedhiya |
| Kabel non-bunder | Negosiasi | kasedhiya | kasedhiya | kasedhiya | |||
| Strips | Nggulung adhem | 0,15 ~ 4 × 200mm | kasedhiya | kasedhiya | kasedhiya | kasedhiya | |
| Gulungan panas | 4~22×200mm | kasedhiya | kasedhiya | kasedhiya | kasedhiya | ||
| Piring-piring | Nggulung adhem | 0,5 ~ 4 × 1000 × 2000 mm | kasedhiya | kasedhiya | kasedhiya | ||
| Gulungan panas | 4~22×1000×2000mm | kasedhiya | kasedhiya | kasedhiya | |||
| tabung | Φ4 ~ 63 × 0,5 ~ 5mm | kasedhiya | kasedhiya | ||||
| Standar eksekutif: GB, GJB, HB, YB, ASTM, AMSE, negosiasi lan liya-liyane. | |||||||
Paduan FeNiCr yaiku paduan FeNiCr sing disegel kaca saka departemen merek kasebut. Paduan klompok iki digunakake liwat pabrik udara kanggo wektu sing suwe, kinerjane stabil. Utamane digunakake kanggo nggawe kabeh jinis komponen vakum listrik, kayata tutup anoda tabung elektronik, lan liya-liyane. Iki kudu dipilih nalika aplikasi koefisien ekspansi kaca lan logam sing cocog. Kanggo nambah kekuatan segel logam lan kaca, paduan sing ngemot aluminium lan cerium bisa digunakake. Nalika perawatan panas, ukuran butir kegedhen, kudu dihindari kanggo njamin strip kasebut duwe kinerja ekstensi gambar jero sing apik lan kedap udara.
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