水性涂料施工过程中微观结构的FTir研究
JISF7373-1996Shipbuilding-CasTiron10Kswingcheckvalves
JISB2031-2013灰口铸铁阀GraycasTironvalves
JISB2031-1994GraycasTironvalves
BSEN1171-2002industrialvalves-casTirongatevalves
BSEN1092-2-1997Flangesandtheirjoints.CircularflangesforpipesvalvesfittingsandaccessoriesPNdesignated.CasTironflanges