MSS SP-55-2001 5 v& A+ L8 [# \9 ~* q7 p7 iQuality Standard for Steel Castings for Valves, Flanges, Fittings, and Other Piping Components Visual Method for Evaluation of Surface Irregularities3 ~0 G1 }0 A3 e# H& I
# B7 U( O$ ?/ l) i9 T5 }该标准中的几种类型的缺陷NOT ACCEPTABLE MEANS REJECT OR NOT. 1 F' ~7 M+ l* ?8 S1 O- G & R3 a1 w/ A$ s- a) r! }; L- T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?