標(biāo)題: ASTM D 5420-2004 使用落錘沖擊(Gardner沖擊)法的硬質(zhì)塑性扁... [打印本頁] 作者: 兌水 時間: 2009-10-16 15:12 標(biāo)題: ASTM D 5420-2004 使用落錘沖擊(Gardner沖擊)法的硬質(zhì)塑性扁... D5420-04 Standard Test Method for Impact Resistance of Flat, Rigid Plastic Specimen by Means of a Striker Impacted by a Falling Weight (Gardner Impact)