ISO 3419:1981现行
Non-alloy and alloy steel butt-welding fittings
出版：International Organization for Standardization
专家解读视频
Gives the dimensions, tolerances and generally used grades of non-alloy, low alloy and alloy steels for bends/type 2D (90 and 180) and 3D (45, 90 and 180), concentric and eccentric reducers, tees, caps and ends with quality requirements as used for piping work.
NS 5592 Ed. 1 (1976) - Similar
NFA 49 185:1979 - Similar
NFA 49 004:1984 - Similar
NFA 49 285:1982 - Similar
NFA 49 296:1983 - Similar
UNI ISO 3419:1982 - Identical
DIN 2605-1 (1991-02) - Identical
DIN 2605-2 (1995-06) - Similar
KS B ISO 3419:2002 - Identical
DIN 2605-2 : 1995 - Similar to
NFA 49 285 : 1982 - Similar to
NFA 49 186 : 1987 - Similar to
UNI ISO 3419 : 1982 - Identical
NFA 49 185 : 1979 - Similar to
DIN 2605-1 : 1991 - Identical
NFA 49 296 : 1983 - Similar to
NS 5592 : 1ED 1976 - Similar to
NFA 49 004 : 1984 - Similar to
DIN 2605-2 E : 1995 - Similar to
NFA 49 004 : 1984 - Similar to
NFA 49 186 : 1987 - Similar to
UNI ISO 3419 : 1982 - Identical
NFA 49 185 : 1979 - Similar to
DIN 2605-1 : 1991 - Corresponds
DIN 2605-1 E : 1991 - Corresponds
NFA 49 285 : 1982 - Similar to
NFA 49 296 : 1983 - Similar to
