[国外标准] DIN 705-2007 Adjusting rings
[国外标准] DIN 472-2009 Retaining rings for bores –Normal type and heavy type
[国外标准] JIS B5111-2000 Locating rings of moulds for plastics
[国外标准] JIS B2804-2001 Retaining rings
[国外标准] JIS B2410-2005 O-rings-Suitability of elastomeric materials for industrial applications
[国外标准] JIS B2408-2005 O-rings-Quality acceptance criteria
[国外标准] JIS B2401-3-2012 O-rings -- Part 3 Quality acceptance criteria
[国外标准] JIS B2401-1991 英文版 O-rings