Ihe mkpuchi ọla
Ntupu waya ọla nwere agba na-acha odo odo. Brass bụ ọla kọpa na zinc. O nwere 65% ọla kọpa na 35% zinc. A na-akpa waya ọla ka ọ bụrụ nhịhịa kpara nke ọma ma ọ bụ nhịhịa kpara akpa. Tụnyere na agba uhie nke ọla kọpa kpara waya ntupu, ntupu ọla a kpara akpa nwere agba odo.
Enwere ike iji ntupu ọla kọpa karịa ihe igwe anaghị agba nchara. Waya bras dị mma n'ihi na ha nwere oke nguzogide abrasion na corrosion. Ha na-enwekwa conductivity eletrik dị ala ma e jiri ya tụnyere ntupu ọla kọpa.
A na-akpọkwa eriri waya brass akwa akwụkwọ, nke a na-eji na ụlọ ọrụ na-emepụta akwụkwọ. A na-eji eriri ọla kọpa phosphor dị na warp na waya ọla na akwa akwa.. Uwe waya a kpara akpa nwere nnukwu acid na nguzogide alkali, ya mere a na-eji ya eme ihe maka nzacha ngwa.
Anyị nwere ike ịnye ntupu ọla kọpa na obosara site na 0.6m ruo 1.3m, na ogologo site na 15m ruo 100m. Maka ozi ndị ọzọ gbasara eriri waya ọla, ọla EMI mkpuchi, ihe nzacha ọla, biko kpọtụrụ anyị.
Nkowa:
| Ntupu / inch | Waya dayameta(mm) | Aperu(mm) | Mpaghara ghere oghe % |
| 4 | 1.2 | 5.15 | 65.8 |
| 5 | 1 | 4.08 | 64.5 |
| 6 | 0.71 | 3.52 | 69.2 |
| 8 | 0.5 | 2.67 | 70.7 |
| 10 | 0.5 | 2.04 | 64.5 |
| 12 | 0.45 | 1.66 | 61.5 |
| 14 | 0.4 | 1.41 | 60.4 |
| 16 | 0.3 | 1.28 | 65 |
| 18 | 0.25 | 1.16 | 67.6 |
| 20 | 0.25 | 1.02 | 64.5 |
| 30 | 0.21 | 0.64 | 57.1 |
| 40 | 0.19 | 0.45 | 50.2 |
| 50 | 0.15 | 0.36 | 50.1 |
| 60 | 0.15 | 0.27 | 40.7 |
| 70 | 0.13 | 0.232 | 40.8 |
| 80 | 0.12 | 0.197 | 39 |
| 90 | 0.11 | 0.172 | 37.2 |
| 100 | 0.1 | 0.154 | 37 |
| 110 | 0.09 | 0.141 | 37.2 |
| 120 | 0.09 | 0.122 | 33.2 |
| 130 | 0.07 | 0.125 | 41 |
| 140 | 0.07 | 0.111 | 37.6 |
| 150 | 0.06 | 0.109 | 41.5 |
| 160 | 0.06 | 0.098 | 38.1 |
| 180 | 0.053 | 0.088 | 41.6 |
| 200 | 0.05 | 0.077 | 36.7 |
Ngwa nke eriri waya ọla:
Ntupu waya a kpara akpa nwere ike ịbụ ihe nzacha, dị ka diski nzacha ma ọ bụ tube nzacha na kemịkalụ, ụlọ ahịa ọgwụ na ubi ndị ọzọ.
Enwere ike iji ntupu bras kpara akpa maka ịgbasa mmiri n'ime akwụkwọ.
Enwere ike iji eriri waya kpara bras dị ka ihuenyo ụmụ ahụhụ ma ọ bụ ihuenyo windo n'ụlọ, hotel na ebe ndị ọzọ.
