Standard No.:	JB/T 6289-2019
English Name:	Internal combustion engines—Casting aluminium pistons—Metallographic inspection
Chinese Name:	内燃机 铸造铝活塞 金相检验
Professional Classification:	JB    Professional Standard - Machinery
Issued by:	Ministry of Industry and Information Technology
Issued on:	2019-08-02
Implemented on:	2020-4-1
Status:	valid
Superseding:	JB/T 6289-2005 Internal combustion engines - Casting aluminium pistons - Metallographic inspection
Language:	English
File Format:	PDF
Word Count:	11500 words
Price(USD):	345.00
Delivery:	via email in 1~5 business day

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。