This standard specifies the classification, symbols, technical conditions and test methods of pre-coated microencapsulated anaerobic dry film adhesives for the purpose of preventing loosening and leakage of threaded fasteners.
QC/T 597-1999 history
2017QC/T 597.1-2017 Technical conditions for pre-coated adhesive layers on threaded fasteners Part 1: Microcapsule locking layer
1999QC/T 597-1999 Threaded fastener pre-coated microcapsule anaerobic dry film adhesive