English Translation Version for Reference Only Number:CTSO-C203 Date of approval:Mar 18 2019 CAAC Approved by:Xu Chaoqun China Civil Aviation Technical Standard Order This China Civil Aviation Technical Standard Order (CTSO)is issued according to Part 37 of the China Civil Aviation Regulations (CCAR-37).Each CTSO is a criterion which the concerned aeronautical materials parts or appliances used on civil aircraft must ply with when it is presented for airworthiness certification. Fire Containment Covers (FCC) 1.Purpose. This China Civil Aviation Technical Standard Order (CTSO)is for manufacturers applying for fire containment covers (FCC)CTSO authorization (CTSOA).This CTSO prescribes the minimum performance standards (MPS)that fire containment covers (FCC)must first meet for approval and identification with the applicable CTSO marking. 2.Applicability. This CTSO affects new application submitted after its effective date. Major design changes to article approved under this CTSO will require a new authorization in accordance with section 21.353 of CCAR-21R4. 3.Requirements New models of Type I FCC or Type II FCC identified and -1- English Translation Version for Reference Only CAAC CTSO-C203 manufactured on or after the effective date of this CTSO must meet the MPS qualification and documentation requirements in SAE International AS6453 Fire Containment Cover Design Performance and Testing Requirements August 2013 as modified by the Appendix of this CTSO. a.Functionality.Thi...