
Rotary shaft lip-type seals incorporating thermoplastic sealing elements Part 4: Performance test procedures
出版:International Organization for Standardization

專家解讀視頻
GB/T 21283.4-2008 - Modified
KS B ISO 16589-4:2013 - Identical
KS B ISO 16589-4:2006 - Identical
SS ISO 16589-4 Ed. 1 (2002) - Identical
BS ISO 16589-4:2001 - Identical
NEN ISO 16589-4:2002 - Identical
BIS IS 15545-4:2004 - Identical