Fire intumescent seals (HS code(s): 8481); (ICS code(s): 13.220.50)
National Standard of the P.R.C., Fire Intumescent Seals; (13 page(s), in Chinese)
This document specifies the grade code, model preparation, technical requirements, test methods, inspection rules, marks, packaging, transportation and storage of fire intumescent seals. This document applies to fire intumescent seals.