MTT 522-2004 矿用高强度圆环链检验规范

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1、ICS73.100.99D93备案号:15486-2005MT中华人民共和国煤炭行业标准MT/T522-2004代替MT/T522-1995矿用高强度圆环链检验规范Inspectingspecificationofhigh-tensilesteelchains(roundlink)forminingwww.bzfxw.com2004-12-14发布2005-06-01实施国家发展和改革委员会发布MT/T522-2004目次前言····，····························································

2、··，·····································，··⋯⋯u1范围··········卜··················································‘······································⋯⋯12规范性引用文件·······，····，·······································..........·····......········.·..........⋯⋯」3术语和定义······，···········

3、···········································.......................··············⋯⋯14检验分类和检验项目··············，·························............·.····....................⋯⋯，.⋯23抽样············································································‘··，·············，······

4、····⋯⋯26组批规则和抽样方案····················.·······，······················....⋯⋯，.....................⋯⋯27表面质量检验·······························，·······································，·····················.⋯⋯28尺寸检验···································，···············，····················

5、··························⋯⋯49静拉伸强度试验·····。··········，··············································⋯⋯，·...................⋯⋯410疲劳试验··························，··············，，···················································⋯⋯5H弯曲挠度值试验·，·········································

6、···············..·················.····.···....⋯⋯612缺口冲击值检验····························，，··，············....................................................613数据处理·····················，···········································，····，····························⋯⋯614圆环链检验综合判定准则··

7、········，·····························，···················⋯⋯，...........⋯⋯615检验过程中异常现象的处理···············，···················································...·⋯⋯，..⋯⋯6www.bzfxw.comMT/T522-2004前言本标准代替MT/T522-1995《矿用高强度圆环链检验规范》。本标准与MT/T522-1995相比主要变化如下:—对弯曲挠度值试验的试验程序作出了明确规定，对型式检验中

8、弯曲挠度值和缺口冲击检项目定为协商检验项目。—在数据处理方面进行了修改，对检验数