Maelezo ya Bidhaa
Maswali Yanayoulizwa Mara kwa Mara
Lebo za Bidhaa
Aloi ya Fe-Cr-Al yenye upinzani mkubwa na halijoto ya utendakazi kuliko ile ya aloi ya NiCr na pia ina bei ya chini. Maombi:
Estorstipi za umeme za chuma-chrome-aluminium hutumika sana kwa ajili ya kutengeneza vipengele vya kupokanzwa vya umeme katika vifaa vya nyumbani na vifaa vya viwandani, vifaa vya kupokanzwa vya pid, mashine za ioni, vifaa vya kupokanzwa, plastimoulding, pasi za kusugulia, vipengele vya mirija vilivyofunikwa na ala za chuma na vipengele vya katriji. Kiwango cha Kemikali % | Nyenzo ya aloi | Muundo wa kemikali% |
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Wengine |
| kiwango cha juu (≦) |
| 1Cr13Al4 | 0.12 | 0.0025 | 0.0025 | 0.7 | ≦1.00 | 12.5-15.0 | - | 3.5-4.5 | Pumziko | - |
| 0Cr15Al5 | 0.12 | 0.0025 | 0.0025 | 0.7 | ≦1.00 | 14.5-15.5 | - | 4.5-5.3 | Pumziko | - |
| 0Cr25Al5 | 0.06 | 0.0025 | 0.0025 | 0.7 | ≦0.60 | 23.0-26.0 | ≦0.60 | 4.5-6.5 | Pumziko | - |
| 0Cr23Al5 | 0.06 | 0.0025 | 0.0025 | 0.7 | ≦0.60 | 20.5-23.5 | ≦0.60 | 4.2-5.3 | Pumziko | - |
| 0Cr21Al6 | 0.06 | 0.0025 | 0.0025 | 0.7 | ≦1.00 | 19.0-22.0 | ≦0.60 | 5.0-7.0 | Pumziko | - |
| 0Cr19Al3 | 0.06 | 0.0025 | 0.0025 | 0.7 | ≦1.00 | 18.0-21.0 | ≦0.60 | 3.0-4.2 | Pumziko | - |
| 0Cr21Al6Nb | 0.05 | 0.0025 | 0.0025 | 0.7 | ≦0.60 | 21.0-23.0 | ≦0.60 | 5.0-7.0 | Pumziko | Nb add0.5 |
| 0Cr27Al7Mo2 | 0.05 | 0.0025 | 0.0025 | 0.2 | ≦0.40 | 26.5-27.8 | ≦0.60 | 6.0-7.0 | Pumziko | |
| Daraja | 1Cr13Al4 | TK1 | 0Cr25Al5 | 0Cr20Al6RE | 0Cr23Al5 | 0Cr19Al3 | 0Cr21Al6Nb | 0Cr27Al7Mo2 |
| Muundo wa nominella% | Cr | 12.0-15.0 | 22.0-26.0 | 23.0-26.0 | 19.0-22.0 | 22.5-24.5 | 18.0-21.0 | 21.0-23.0 | 26.5-27.8 |
| Al | 4.0-6.0 | 5.0-7.0 | 4.5-6.5 | 5.0-7.0 | 4.2-5.0 | 3.0-4.2 | 5.0-7.0 | 6.0-7.0 |
| Re | inayofaa | 0.04-1.0 | inayofaa | inayofaa | inayofaa | inayofaa | inayofaa | inayofaa |
| Fe | Bal. | | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. |
| | | | | | | Nambari 0.5 | Mwezi 1.8-2.2 |
| Halijoto ya juu zaidi ya uendeshaji(°C) | 650 | 1400 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 |
| Uimara 20℃(Ω/mm2/m) | 1.25 | 1.48 | 1.42 | 1.40 | 1.35 | 1.23 | 1.45 | 1.53 |
| Uzito (g/cm³) | 7.4 | 7.1 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 |
| Upitishaji joto katika 20℃,W/(M·K) | 0.49 | 0.49 | 0.46 | 0.48 | 3.46 | 0.49 | 0.49 | 0.49 |
| Mgawo wa Upanuzi wa Mstari(×10¯6/℃)20-1000℃) | 15.4 | 16 | 16 | 14 | 15 | 13.5 | 16 | 16 |
| Kiwango cha Kuyeyuka Kinachokadiriwa (℃) | 1450 | 1520 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 |
| Nguvu ya Kunyumbulika (N/mm2) | 580-680 | 680-830 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 680-830 |
| Urefu (%) | ›16 | ›10 | ›12 | ›12 | ›12 | ›12 | ›12 | ›10 |
| Kiwango cha Kupunguza Tofauti ya Sehemu (%) | 65-75 | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 |
| Mara kwa Mara ya Kupinda Mara kwa Mara (F/R) | ›5 | ›5 | ›5 | ›5 | ›5 | ›5 | ›5 | ›5 |
| Ugumu (HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 |
| Muundo wa Mikrografiki | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite |
| Sifa ya Sumaku | Sumaku | Sumaku | Sumaku | Sumaku | Sumaku | Sumaku | Sumaku | Sumaku |
| Maisha ya Haraka (h/℃) | no | ≥80/1350 | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 |
Iliyotangulia: Waya ya Kunyunyizia Mafuta ya NiCr 80/20 kwa Kunyunyizia Arc: Suluhisho la Mipako ya Utendaji wa Juu Inayofuata: Aloi ya Nikeli Hastelloy C276 Ernicrmo-4 Kulehemu MIG TIG Kulehemu Inconel C-276 C22, B3, B2 Waya