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Standard
| JB/T 6289-2019 Internal combustion engines—Casting aluminium pistons—Metallographic inspection (English Version) |
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Detail of JB/T 6289-2019
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Introduction of JB/T 6289-2019
本标准规定了内燃机铸造共晶铝–硅合金和铝–硅–铜–镁合金活塞金相组织的术语和定义、技术要求、检验方法及评定标准。
本标准适用于气缸直径小于或等于200 mm的内燃机铸造共晶铝–硅合金和铝–硅–铜–镁合金活塞经热处理后的金相组织检验。
Contents of JB/T 6289-2019