qj 1666a
qj 1666a, Total:3 items.
The international standard classification for "qj 1666a" includes: Welding, brazing and soldering in general .
The Chinese standard classification for "qj 1666a" includes: Welding and cutting .
Professional Standard - Aerospace
- QJ 1666A-2011 Technical requirements for fusion welding of titanium and titanium alloy
- QJ 1666-1995 Technical Conditions for Fusion Welding of Titanium and Titanium Alloy
- QJ 1666-1989 Titanium and titanium alloy fusion welding technical conditions
qj 1666a,qj 3286,qj 815.1,qj 3244,qj 1666,qj 1386,qj 2893,QJ 3117—,qj 3185,qj 1757,qj 2977,qj 1992.21,qj 169,qj 2142,qj 2331,qj/z,qj 2698,qj 3117,qj 2507
