HB 7671-2000 飞机结构防腐蚀设计要求.pdf

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1、中华人民共和国航空工业标准HB7671一2000飞机结构防腐蚀设计要求2000一09一20发布2001一01一01实施国防科学技术工业委员会批准11B7671一2000目次前言··⋯“’“’‘”1范围····⋯⋯1.1主题内容1.2适用范围2引用标准·················，·············⋯⋯“““‘3定义·····················，·······················⋯⋯4飞机结构防腐蚀设计总则﹃‘4.1设计目标············⋯⋯，白4.2一般要求⋯，........⋯⋯﹃4.3设计程序········⋯⋯门

2、、4.4飞机结构使用环境分类⋯乃、.‘..⋯⋯，二，.，................⋯⋯，.，，，.....⋯⋯，.....⋯⋯，.，响.‘...⋯⋯，，.4.5选材要求··⋯⋯计要求···························，·····································，········，⋯44.6························，··························，·。··························⋯⋯44.7可达性设计要求气︶5飞机结构主要腐蚀类型的防护设计要求

3、气5.1均匀腐蚀··········⋯⋯”“‘’“‘’“””︸勺5.2电偶腐蚀··，·······，⋯⋯““‘’‘’“”’‘气5.3缝隙腐蚀·············⋯⋯““““‘”’气5.4应力腐蚀·········⋯⋯“““‘’‘””“65.5氢脆······························⋯⋯‘了n5.6摩振腐蚀，·········⋯⋯‘””““““‘’5.7腐蚀疲劳5.8晶间腐蚀、剥蚀·5.9点蚀二，...⋯⋯6飞机结构常用材料的耐腐蚀特性及限用要求6.1金属材料·········⋯⋯86.2非金属材料······⋯⋯，...⋯⋯，......

4、.⋯⋯97飞机结构件表面处理要求·················，⋯⋯97.1钢结构件⋯⋯O7.2铝合金结构件Q7.3钦合金结构件n勺7.4复合材料结构件··⋯8典型结构防腐蚀设计要求8.1整体油箱·······，·······················，·······················，····················，··········⋯⋯108.2起落架············，············，·········，，····················································⋯

5、⋯108.3舱门及口盖·········································，··············································，⋯108.4厨房(或配餐间)和厕所(或盟洗间)区域··，，，，，·‘···，··········，，········，，，·，·····，，，，·108.5发动机舱(吊舱)高温区···········································，·············..............⋯⋯n8.6蓄电池舱区域·············，·

6、··················，···········⋯⋯““·‘··一“‘’‘’‘’‘·⋯““““‘，“’118.7铝蜂窝夹层······，············，·····················，····，·················，，····················⋯⋯118.8电搭接················，···········，································································⋯⋯118.9其他·.....................

7、..............................·...............................................11附录A(提示的附录)飞机结构常用金属材料的耐腐蚀特性···，·························⋯⋯13附录B(提示的附录)飞机结构件表面处理要求·..................................................19HB7671一2000月U吕本标准依据“七·五”及“八·五”计划在飞机结构腐蚀控制设计方面的科研成果、中国航空工业各主机厂(所)的