汽车行业动力标准：QC T 748-2006 汽车发动机气门气门座强化磨损台架试验方法.pdf

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1、中华人民共和国汽车行」kA示准QC/T748-2006汽车发动机气门一气门座强化磨损台架试验方法Thebenchtestmethodsofvalve一valveholderintensifyabrasionforautomotiveengines2006-03-07发布2006-08-01实施匡百igic之厅4不口已定掣丈1委导步1鉴旨发布中华人民共和国国家发展和改革委员会月匕公口2006年第18号国家发展改革委批准《硬质合金密封环毛坯》等89项行业标准(标准编号及名称见附件)，其中有色金属行业标准40项、煤炭行业标准17项、纺织行业标准6项、建材行业标准7项、物流行业

2、标准1项、汽车行业标准18项，现予公布。以上标准自2006年8月1日起实施。以上有色金属行业标准、纺织行业标准、物流行业标准由中国标准出版社出版，煤炭行业标准由煤炭工业出版社出版，建材行业标准由建材工业出版社出版，汽车行业标准由中国计划出版社出版。附件:18项汽车行业标准编号及名称中华人民共和国国家发展和改革委员会-00六年三月七日附件:18项汽车行业标准编号及名称序号标准编号标准名称被代替标准编号72QC/T741-2006车用超级电容器73QC/T742-2006电动汽车用铅酸蓄电池74QC/T743-2006电动汽车用锉离子蓄电池75QC/T744-2006电动汽

3、车用金属氢化物镍蓄电池76QC/T745-2006液化石油气汽车橡胶管路77QC/T746-2006压缩天然气汽车高压管路78QC/T33-2006汽车发动机硅油风扇离合器试验方法QC/T33-199279QC/T747-2006汽车发动机硅油风扇离合器技术条件80QC/T748-2006汽车发动机气门一气门座强化磨损台架试验方法81QC/T471-2006汽车柴油机技术条件QC/T471-199982QC/T749-2006绿化喷洒车83QC/T750-2006清洗车通用技术条件QC/T29114-199384QC/T54-2006洒水车QC/T54-1993QC/T

4、29113-199385QC/T53-2006吸粪车QC/T53-1993QC/T29111-199386QC/T51-2006扫路车QC/T51-199387QC/T751-2006摩托车和轻便摩托车催化转化器耐久性试验方法88QC/T752-2006摩托车和轻便摩托车催化转化器通用技术条件89QC/T753-2006摩托车和轻便摩托车技术参数表格式QC/T748-2006目次前言·······················，···‘············，······················································

5、·，············⋯⋯n1范围·······】·····，，，，，············，·，，·，················，，，··············，，，，，·········，···，，，，，，，····。····，，，，，12规范性引用文件······，·································，·，·················，，···················，······，···⋯⋯13术语和定义············，·····································

6、················································⋯⋯14试验设备······················································································，，，·············一25试样的制备·········，·，···············，·······················································，，········，·····一26检验规则···············，

7、··························，···········。··············，··················，············⋯⋯37试验结果处理································································································一4QC/T748-2006月U舌本标准由全国汽车标准化技术委员会提出。本标准由全国汽车标准化技术委员会归口。本标准起草单位:武汉理工大学、东风汽车公司技术中心、