MSS SP-55-2001 . N' ]( n3 j4 \' X( ^. bQuality Standard for Steel Castings for Valves, Flanges, Fittings, and Other Piping Components Visual Method for Evaluation of Surface Irregularities# s; V) F. ]) W7 T3 |5 @
7 q) G }5 ^/ p: U; I- r) a% i该标准中的几种类型的缺陷NOT ACCEPTABLE MEANS REJECT OR NOT.8 C) G* @: a- {" K& o& ]; B; h: E" t
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如果不是,不可接受是否可以是经过修复以后再进行VT检查,通过VT就可以了?