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现行 MIL MIL-DTL-32505B
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Armor Plate, Aluminum, Alloy 7017 Weldable and 7020 Applique 7017铝合金可焊7020贴花钢板
发布日期: 2021-01-15
MIL-DTL-32505B涵盖了两种标称厚度为0.500至4.000英寸(含0.500至4.000英寸)的焊接和非焊接应用锻铝装甲板合金(见6.2)。锻造铝合金AA7017装甲的可焊性仅适用于此类厚度的I级装甲;1.000?U1500美元?UI类(AA7017)材料是MIL-DTL-46063H w/修改件2材料的直接替代品,即AA7039,用于新设计,如有规定(见6.2),用于旧设计或维修/更换。在本规范发布之前,尚未确定II级装甲的锻造铝合金AA7020装甲的验收要求和可焊性。目前正在进行测试,完成后,本规范将进行修订,以包含II级(AA7020)装甲的所有相关要求和条件。 本规范中列出了II类铝合金AA7020作为占位符,直到上述测试程序完成。表格将填充AA7020要求;然而,目前这些值将被替换为?U待定?U(待定)。
MIL-DTL-32505B covers two wrought aluminum armor plate alloys for welded and non-welded applications in nominal thicknesses from 0.500 to 4.000 inch, inclusive (see 6.2). The weldability of wrought aluminum alloy AA7017 armor has been determined for Class I armor for these thicknesses, only; 1.000?U?and 1.500?U?. Class I (AA7017) material is a direct replacement for MIL-DTL-46063H w/Amendment 2 material, namely AA7039 for new design and if specified (see 6.2), for old design or repair/replacement. The acceptance requirements and the weldability of wrought aluminum alloy AA7020 armor have not been determined for Class II armor prior to the publication of this specification. Current testing is on-going and when completed this specification will be revised to contain all pertinent requirements and conditions for Class II (AA7020) armor. Class II aluminum alloy AA7020 is listed in this specification as a place holder until the above mentioned testing program is completed. Tables will be populated with the AA7020 requirements; however, for now the values will be replaced with?U?TBD?U?(to be determined).
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发布单位或类别: 美国-美国军事规范和标准
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