Copper Sand Cast Alloy (UNS C89831) – Mechanical Properties
Copper UNS C89831 has a copper content of not less than 87%.
The following table shows the mechanical properties of UNS C89831 sand cast alloy as a function of heat treatment.
| Melunakkan | Tensile Str. | Yield Str. | Elong. |
|---|---|---|---|
| M01 | 237MPa (34ksi) | 105MPa (15ksi) | 20% |
Kegunaan yang khas
Industrial: corrosion-resistant/pressure-tight castings, high-speed/heavy-pressure bearings, impellers, pumps
C89831 Product description: Bismuth tin bronze
Solids: 1/2″ to 10″ O.D.
Tubes: 1 1/8″ to 9″ O.D.*
Rectangles: Up to 15″
Standard lengths: 144″
Bentuk/Bentuk: setengah jadi, bentuk mill stock atau near-net, anode, bar stock, billet/bloom, kotak, heksa, pelat, profil atau bentuk struktur, batang datar/persegi panjang
Compliance: C89831 is compliant with key legislation including (1) Federal Safe Drinking Water Act – SDWA, (2) S. 3874 Federal Reduction of Lead in Drinking Water Act, (3) California AB1953, and (4) Vermont Act 193
*Konsultasikan dengan pabrik untuk mengetahui ketebalan dinding
Kegunaan yang khas
Industrial: corrosion-resistant/pressure-tight castings, high-speed/heavy-pressure bearings, impellers, pumps
Komposisi kimia
| Cu%1 | Pb% | Sn% | Zn% | Fe% | P | Di dalam%2 | Al% | Dua% | S% | Sb% | Dan% |
|---|---|---|---|---|---|---|---|---|---|---|---|
Komposisi kimia disediakan oleh CDA 10.01-2.0% as any single or combination of Ce La or other rare earth(x) elements as agreed upon. (x)ASM International definition: one of the group of chemically similar metals with atomic numbers 57 through 71 commonly referred to as lanthanides 2Ni value includes Co. Catatan: Cu + jumlah elemen bernama, min 99,0%. Nilai tunggal mewakili nilai maksimum. | |||||||||||
| 87.00- 91.00 | 0.10 | 2.70- 3.70 | 2.00- 4.00 | 0.30 | 00,05 | 1,00 | 0.005 | 2.70- 3.70 | 0.08 | 0.25 | 0.005 |
Kemampuan mesin
| Paduan tembaga UNS No. | Peringkat kemampuan mesin | Kepadatan (lb/in3 pada suhu 68 °F) |
|---|---|---|
| C89831 | 85 | 0.318 |
Peralatan mekanis
| Kekuatan tarik, min | Kekuatan hasil, pada ekstensi 0,5% di bawah beban,, min | Perpanjangan, dalam 2 inci atau 50 mm min | Kekerasan Brinell (beban 500 kg) | Perkataan | ||
|---|---|---|---|---|---|---|
| ksi | MPa | ksi | MPa | % | tipikal BHN | |
| 29 | 200 | 13 | 90 | 5 | 55 | |
Properti fisik
Sifat fisik disediakan oleh CDA | |||||||||||
| Adat AS | Metrik | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Titik lebur – cair | 1893 °F | 1033 °C | |||||||||
| Titik lebur – solidus | 1518 °F | 825 °C | |||||||||
| Kepadatan | 0.318 lb/in3 pada suhu 68 °F | 8.81 gm/cm3 pada suhu 20°C | |||||||||
| Berat jenis | 8.81 | 8.81 | |||||||||
| Konduktivitas listrik | 20.38% IACS at 68 °F | 0.117 MegaSiemens/cm at 20 °C | |||||||||
| Konduktivitas termal | 50 Btu/sq ft/ft hr/°F at 68 °F | 86.6 W/m at 20 °C | |||||||||
| Koefisien muai panas 68-392 | 10 · 10-6 per °F (68-392 °F) | 17.3 · 10-6 per °C (20-200 °C) | |||||||||
| di antaranya 06Cr19Ni10 umumnya berarti produksi standar Cina | 0.092 Btu/lb/°F at 68 °F | 385.4 J/kg at 20 °C | |||||||||
| Modulus elastisitas tegangan | 13700 ksi | 94458 MPa | |||||||||
Properti fabrikasi
Properti fabrikasi disediakan oleh CDA | |||||||||||
| Teknik | Kesesuaian | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Pematerian | Bagus sekali | ||||||||||
| mematri | Bagus | ||||||||||
| Pengelasan oksiasetilen | Tidak direkomendasikan | ||||||||||
| Pengelasan busur terlindung gas | Tidak direkomendasikan | ||||||||||
| Pengelasan busur logam berlapis | Miskin | ||||||||||
| Peringkat kemampuan mesin | 85 | ||||||||||
