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Composition and Application of Zinc Alloy
2號(hà o)é‹…åˆé‡‘由于å«éŠ…é‡(3%)在時(shÃ)間越長(zhÇŽng)(15-30å¹´)常溫下(20-25°C)有一定增長(zhÇŽng)作用,å°(duì)比3號(hà o)ã€5號(hà o)。2號(hà o)æœ‰è‰¯å¥½æŠ—è •æŠ—å£“åŠæŠ—磨æ特點(diÇŽn),在長(zhÇŽng)時(shÃ)間下它的硬度還很高,主è¦ç”¨äºŽåˆ¶é€ 金屬模以åŠç¡¬åº¦æ³¨å¡‘工具。用于å°(duì)æ©Ÿ(jÄ«)械性能有特殊è¦æ±‚ã€å°(duì)硬度è¦æ±‚高ã€å°ºå¯¸ç²¾åº¦è¦æ±‚一般的機(jÄ«)械零件。2號(hà o)é‹…åˆé‡‘熔點(diÇŽn)385度
2號(hà o)壓鑄鋅åˆé‡‘ æˆä»½å«é‡
å…ƒç´ Element | 最低 Min(%) | 最高 Max (%) |
é‹Aluminum (Al) | 3.9 | 4.2 |
鎂Magnesium (Mg) | 0.035 | 0.05 |
銅Copper (Cu) | 2.6 | 2.9 |
鉛Lead (Pb) | 0.003 | |
鎘Cadmium (Cd) | 0.003 | |
錫Tin (Sn) | 0.001 | |
éµ Lron (Fe) | 0.02 | |
鎳 Nickel (Ni) | 0.001 | |
ç¡… Silicon (Si) | 0.02 | |
銦Lindium (In) | 0.0005 | |
鉈Thallium (Ti) | 0.001 | |
é‹…Zinc (Zn) | ä½™é‡ (Balance) |
2號(hà o) 符åˆåœ‹(guó)際標(biÄo)準(zhÇ”n) Standards that Zn2 complies with
ææ´² European En1774-1998ZnAl4 (ZL0400,ZL3)
美國(guó)USA ASTM B240-88 Z33521