HB8351-2015 GH4169 螺纹公差带4h6h 光杆公差带h6MJ 螺纹六角头螺栓.pdf

HB8351－2015GH4169螺纹公差带4h6h光杆公差带h6MJ螺纹六角头螺栓Bolt，hexagon-head，MJthread，threadtolerance4h6h，shanktoleranceh6，G...