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阀门受压铸钢件射线照相检测 不计点数的缺陷最大允许尺寸_阀门标准
阀门受压铸钢件射线照相检测 不计点数的缺陷最大允许尺寸
| 缺陷等级 | 透 照 厚 度 | ||||||
| ≤10 | ＞10～20 | ＞20～40 | ＞40～80 | ＞80～120 | ＞120～200 | ＞200～300 | |
| 不计点数的缺陷最大尺寸 | |||||||
| 1 | 0.4 | 0.7 | 1.0 | 1.5 | |||
| 2～6 | 0.7 | 1.0 | 1.5 | 2 | |||
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