Ukanda wa Shaba
Utangulizi wa Bidhaa
Karatasi ya Shaba inayotokana na shaba ya elektroliti, zinki na vipengele vidogo kama malighafi yake, kupitia usindikaji kwa ingot, kuzungusha moto, kuzungusha baridi, matibabu ya joto, kusafisha uso, kukata, kumalizia, na kisha kufungasha. Nyenzo husindika utendaji, unyumbufu, sifa za mitambo, upinzani wa kutu, utendaji na bati nzuri. Imetumika sana katika sekta za umeme, magari, mawasiliano, vifaa, mapambo na viwanda vingine.
Vigezo Vikuu vya Kiufundi
Muundo wa Kemikali 2-1
| Nambari ya Aloi | Muundo wa Kemikali (%,Kiwango cha juu zaidi.) | ||||||||
| Cu | Fe | Pb | Al | Mn | Sn | Ni | Zn | Uchafu | |
| H96 | 95.0-97.0 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
| H90 | 88.0-91.0 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
| H85 | 84.0-86.0 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
| H70 | 68.5-71.5 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
| H68 | 67.0-70.0 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
| H65 | 63.5-68.0 | 0.10 | 0.03 | --- | --- | --- | 0.5 | Rem | 0.3 |
| H63 | 62.0-65.0 | 0.15 | 0.08 | --- | --- | --- | 0.5 | Rem | 0.5 |
| H62 | 60.5-63.5 | 0.15 | 0.08 | --- | --- | --- | 0.5 | Rem | 0.5 |
Jedwali la Aloi 2-2
| Uchina | ISO | ASTM | JIS |
| H96 | CuZn5 | C21000 | C2100 |
| H90 | CuZn10 | C22000 | C2200 |
| H85 | CuZn15 | C23000 | C2300 |
| H70 | CuZn30 | C26000 | C2600 |
| H68 | ------- | -------- | ------- |
| H65 | CuZn35 | C27000 | C2700 |
| H63 | CuZn37 | C27200 | C2720 |
| H62 | CuZn40 | C28000 | C2800 |
Vipengele 2-3
Kitengo cha Vipimo 2-3-1: mm
| Jina | Nambari ya Aloi (Uchina) | Hasira | Ukubwa(mm) | ||
| Unene | Upana | Urefu | |||
| Ukanda wa Shaba | H59 H62 H63 H65 H68 H70 | R | 4~8 | 600~1000 | ≤3000 |
| H62 H65 H68 H70 H90 H96
| Y Y2 M T | 0.2~0.49 | 600 | 1000~2000 | |
| 0.5~3.0 | 600~1000 | 1000~3000 | |||
Alama ya Halijoto: O. Laini; 1/4H. 1/4 Ngumu; 1/2H. 1/2 Ngumu; H. Ngumu; EH. Ngumu Zaidi.
Kitengo cha Uvumilivu cha 2-3-2: mm
| Unene | Upana | |||||
| Unene Ruhusu Kupotoka ± | Ruhusu Upana Kupotoka ± | |||||
| <400 | <600 | <1000 | <400 | <600 | <1000 | |
| 0.5~0.8 | 0.035 | 0.050 | 0.080 | 0.3 | 0.3 | 1.5 |
| 0.8~1.2 | 0.040 | 0.060 | 0.090 | 0.3 | 0.5 | 1.5 |
| 1.2~2.0 | 0.050 | 0.080 | 0.100 | 0.3 | 0.5 | 2.5 |
| 2.0~3.2 | 0.060 | 0.100 | 0.120 | 0.5 | 0.5 | 2.5 |
2-3-3 Utendaji wa Mitambo
| Hasira | Nguvu ya Kunyumbulika N/mm2 | Kurefusha ≥% | Ugumu HV | |
| M | (O) | ≥290 | 35 | ------- |
| Y4 | (1/4H) | 325-410 | 30 | 75-125 |
| Y2 | (1/2H) | 340-470 | 20 | 85-145 |
| Y | (H) | 390-630 | 10 | 105-175 |
| T | (EH) | ≥490 | 2.5 | ≥145 |
| R |
---
| --- | --- | |
Alama ya Halijoto: O. Laini; 1/4H. 1/4 Ngumu; 1/2H. 1/2 Ngumu; H. Ngumu; EH. Ngumu Zaidi.
Mbinu ya Utengenezaji






