Stainless Steel Card Door 11 is a catalog design in the supplied STAINLESS STEEL DOOR SERIES collection. The source material/finish specification is “1556-1-K1-S-小砂纹(三类)”. This page uses the supplied product images and keeps the original material codes for accurate enquiry matching. Final dimensions, opening direction, hardware, installation interface and any project-specific performance requirement must be confirmed before production.