[请教] ASME V 锻件校准试块制作 不清楚

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查看11472 | 回复3 | 2015-8-12 10:34:00 | 显示全部楼层 |阅读模式
本帖最后由 sdzdwz 于 2015-8-12 10:35 编辑

各位老师,
请教如下:ASME 第V卷第5章对锻件材料检测,校准试块规定不详。文章仅规定了管状产品、铸件、螺栓。
                假如需对轴检验,如何制作锻件校准试块?



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超声波 | 2015-8-12 14:54:46 | 显示全部楼层
锻件按照SA-388/SA-388M或SA-745/SA-745M进行检验。
T-571.2 Forgings and Bars.
(a) Forgings and bars shall be examined in accordance with SA-388/SA-388M or SA-745/SA-745M, as applicable, except as amended by the requirements elsewhere in this Article.
(b) All forgings and bars shall be examined by the straight-beam examination technique.
(c) In addition to (b), ring forgings and other hollow forgings shall also be examined by the angle-beam examination technique in two circumferential directions, unless wall thickness or geometric configuration makes anglebeam examination impractical.
(d) In addition to (b) and (c), ring forgings made to fine grain melting practices and used for vessel shell sections shall be also examined by the angle-beam examination technique in two axial directions.
(e) Immersion techniques may be used.
sdzdwz | 2015-8-12 15:21:55 | 显示全部楼层
超声波 发表于 2015-8-12 14:54
锻件按照SA-388/SA-388M或SA-745/SA-745M进行检验。
T-571.2 Forgings and Bars.
(a) Forgings and bars sh ...

A388规定貌似也不详细:只是说了一下孔大小,没有具体图纸。

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超声波 | 2015-8-12 17:37:40 | 显示全部楼层
试块的制作参照ASTM E428标准。
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