Overview:
This document is a technical catalog excerpt from dnd by Martinelli, presenting a comprehensive range of architectural hardware products, primarily door fittings made of brass and brass combined with porcelain. The collection features various designs by Martinelli Lab and Mauro Ronchi, emphasizing hot stamped brass and solid brass materials.

1. Product Collections and Materials

• Collections: Italia, Fiorenza, Fiore, Fedora, Virginia, Ardea, Cassia, Sinfonia, Appia, Latina, Lirica, Classic, Lorena, Lady, Monica, Katy, Beauty, Bruxelles, Doria, Daniela, Diamante, Margherita, Anello, Leone.
• Materials: Hot stamped brass (Ottone stampato a caldo), solid brass (Ottone), and combinations of solid brass with porcelain (Ottone + porcellana).
• Designers: Mainly Martinelli Lab and Mauro Ronchi.

2. Product Types and Components

• Door Hardware: Door knobs (pomolo), door knockers (battente), door stops (fermaporta) for floor and wall mounting.
• Turn & Release Sets (Nottolini): Various models mounted on different rose types such as Ardea, Cassia, Fiorenza, Latina, and oval shapes.
• Escutcheons (Bocchette): Available in multiple sizes and designs corresponding to door hardware collections.
• Hinges (Cerniere) and Cover Hinges (Copricerniere): Multiple sets including short and long cover hinges with pyramid or flat designs, some with milled pyramid finishes.

3. Dimensions and Codes

• The document lists numerous product codes (e.g., 521, 523, 526, 528, 476, AD13, 806/12, 391/12) associated with specific items.
• Dimensions are provided in millimeters for various components, including diameters (e.g., Ø55, Ø16-15), lengths, and thicknesses.
• Some products specify detailed measurements such as 33x95mm for floor door stops or 63x52mm for escutcheons.

4. Finishes and Surface Treatments

• Finishes include OGH, ORO, OROF, ONV, OLV, OGc, OGs, FaN, PVD, bss, aF, ab, Os, Oc, Ocs, ONs, and others, indicating various surface treatments and color options.

5. Design and Usage Recommendations

• Designs are attributed to specific designers, ensuring aesthetic coherence across collections.
• Products are intended for architectural and interior design applications, focusing on quality brass hardware with options for porcelain accents.
• For detailed specifications and additional product information, the document refers users to the 2014 full catalog or the company website.

6. Manufacturer Information

• dnd by Martinelli is a trademark of FMN Martinelli spa, located in Casto, Italy.
• Contact details include phone, fax, email, and website for further inquiries.

Summary of Critical Information

• Material Quality: Emphasis on hot stamped and solid brass for durability and aesthetic appeal.
• Product Variety: Wide range of door hardware components with multiple finishes and design options.
• Dimensions: Precise measurements provided to ensure compatibility and correct installation.
• Design Attribution: Products designed by recognized designers to maintain style consistency.
• Additional Resources: Reference to detailed catalogs and online resources for comprehensive product data.