jbt7744-2011阀门密封面等离子弧堆焊用合金粉末

《jbt7744-2011阀门密封面等离子弧堆焊用合金粉末》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、ICS23.060.01J16备案号：32096—2011中华人民共和国机械行业标准JB/T7744—2011代替JB/T7744—1995阀门密封面等离子弧堆焊用合金粉末Alloypowderusedplasmaarcoverlayingweldingforvalvesealingsurface2011-05-18发布2011-08-01实施中华人民共和国工业和信息化部发布JB/T7744—2011目次前言.............................................

2、.......................................................................................................................III1范围..............................................................................................................................

3、..................................12规范性引用文件............................................................................................................................................13分类、牌号.............................................................

4、.......................................................................................13.1分类.............................................................................................................................................................1

5、3.2牌号.............................................................................................................................................................14技术要求...................................................................................

6、.....................................................................15试验方法........................................................................................................................................................36检验规则..................

7、......................................................................................................................................37标志、包装、运输和贮存........................................................................................................

8、....................3表1合金粉末化学成分及硬度.......................................................................................................................2表2合金粉末的松装密度和流动性..........................................................................