ISO 2441:1975被替代
Pipeline Flanges For General Use - Shapes And Dimensions Of Pressure Tight Surfaces
出版：International Organization for Standardization
专家解读视频
1975
SMS 338 Ed. 5 (1977) - Similar
SMS 347 Ed. 5 (1977) - Similar
SMS 348 Ed. 5 (1977) - Similar
SMS 359 Ed. 5 (1977) - Similar
SMS 360 Ed. 4 (1977) - Similar
SMS 361 Ed. 5 (1977) - Similar
NBN E 51 003:1988 - Identical
SAC GB/T 2555:1981 - Identical
SAC GB/T 2556:1981 - Identical
SS 2049 Ed. 2 (1988) - Similar
SS 2050 Ed. 2 (1988) - Similar
SS 2051 Ed. 2 (1988) - Similar
SS 2052 Ed. 2 (1988) - Similar
SS 2024 Ed. 4 (1979) - Equivalent
