{"product_id":"304-stainless-steel-escape-lock","title":"Commercial Fire Rated Mortise Door Lock Set – 304 Stainless Steel Reversible Latch \u0026 Safety Lever Trim","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Ningbo Dimon Commercial Stainless Steel Fire Door Lock Set is a heavy-duty, fire-rated architectural mortise lockset engineered for emergency egress doors, commercial stairwells, corridor fire doors, hospital passageways, and public facility access routes. Crafted from heavy-gauge stainless steel (available in grade 304 or 201) and cold-rolled steel, this heavy-duty hardware set combines a precision reversible latch bolt, anti-saw solid deadbolt, and code-compliant return-to-door safety lever handles designed to prevent snagging clothing or equipment during evacuation. Engineered to withstand high operating duty cycles and fire door latching requirements, it delivers uncompromising security, fire compartmentalization, and smooth mechanical operation.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFire-Rated Commercial Security:\u003c\/strong\u003e Heavy-duty mortise construction keeps fire-rated steel and solid wood doors securely latched during emergency fire events, preventing the spread of smoke and heat.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick-Reversible Latch Bolt:\u003c\/strong\u003e Non-handed universal design allows the beveled stainless steel latch bolt to be quickly reversed in seconds using a screwdriver without opening the internal lock case, accommodating both Left-Hand and Right-Hand swinging doors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnti-Saw Solid Steel Deadbolt:\u003c\/strong\u003e Robust rectangular stainless steel deadbolt projects fully into the door frame strike to resist forced entry, prying, and hacksawing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReturn-to-Door Safety Levers:\u003c\/strong\u003e Ergonomic commercial U-shaped safety lever handles feature a rounded return toward the door face, complying with commercial accessibility and anti-snag fire egress standards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Torque Solid Spindle:\u003c\/strong\u003e Reinforced heavy-duty square spindle and spring-assisted rosette chassis prevent handle sagging, looseness, or mechanical fracture even under high-traffic daily use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Commercial Hardware Package:\u003c\/strong\u003e Includes mortise lock body, pair of stainless steel lever handles, round rose escutcheons, cylinder\/thumbturn, strike plate, and all mounting fasteners.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Commercial Fire Exit Mortise Lockset\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFaceplate \u0026amp; Trim Material:\u003c\/strong\u003e Grade 304 Stainless Steel (Grade 201 optional)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLock Case Material:\u003c\/strong\u003e Heavy-Gauge Zinc-Plated Galvanized Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLatch Type:\u003c\/strong\u003e Field-Reversible Beveled Latch Bolt with Anti-Friction Guide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDeadbolt Type:\u003c\/strong\u003e Solid Rectangular Anti-Saw Deadbolt\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHandle Type:\u003c\/strong\u003e Commercial Round-Bar Safety Return Lever (U-Shaped)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDoor Compatibility:\u003c\/strong\u003e Fire-rated hollow metal doors, solid wood commercial doors, steel security passage doors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Door Thickness:\u003c\/strong\u003e 40 mm – 55 mm (approx. 1-1\/2\" to 2-1\/8\")\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded Accessories:\u003c\/strong\u003e Mortise lock case, pair of lever handles, rose covers, cylinder escutcheons, strike plate, spindle, and installation screws\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWholesale \u0026amp; OEM Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Grades \u0026amp; Finishes:\u003c\/strong\u003e Available in AISI 304 for exterior\/corrosive environments or grade 201 for standard interior projects; Brushed Satin Stainless Steel or Electrostatic Matte Black PVD.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaster Keying \u0026amp; Cylinder Matching:\u003c\/strong\u003e Compatible with standard Euro profile cylinders, construction master keying (MK), and thumbturn privacy turn pieces.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProject Sizing \u0026amp; Backsets:\u003c\/strong\u003e Standard European 72mm and 85mm center-to-center configurations available upon request.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExport Contractor Packaging:\u003c\/strong\u003e Individually boxed with multi-step installation templates and heavy-duty corrugated export master cartons.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect B2B Supply:\u003c\/strong\u003e Factory-direct wholesale pricing from Ningbo Dimon, strict quality inspection, flexible MOQs, and reliable global container\/LCL shipping.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ningbo Dimon Metal Products Co.,Ltd","offers":[{"title":"No.1","offer_id":47979291967627,"sku":null,"price":84.0,"currency_code":"USD","in_stock":true},{"title":"No.2","offer_id":47979292000395,"sku":null,"price":96.0,"currency_code":"USD","in_stock":true},{"title":"No.3","offer_id":47979292033163,"sku":null,"price":172.0,"currency_code":"USD","in_stock":true},{"title":"No.4","offer_id":47979292065931,"sku":null,"price":172.0,"currency_code":"USD","in_stock":true},{"title":"No.5","offer_id":47979292098699,"sku":null,"price":240.0,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel","offer_id":47979292131467,"sku":null,"price":88.0,"currency_code":"USD","in_stock":true},{"title":"201 stainless steel","offer_id":47979292164235,"sku":null,"price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/0295\/7707\/files\/57c393e3226e211f29892d4bb54e73bd.jpg?v=1790062904","url":"https:\/\/nbdimon.myshopify.com\/en-kr\/products\/304-stainless-steel-escape-lock","provider":"Ningbo Dimon Metal Products Co.,Ltd","version":"1.0","type":"link"}