[国外标准] BS 7850-2-1994(ISO 9004-4-1993) Total quality management. Guidelines for quality improvement.
[航空标准] HB 7850-2008 28MPa无扩口45°弯管接头
[机械行业标准] JB/T 7850-2007 手夹快换接头
[机械行业标准] JB/T 7850-1995 手夹快换接头