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Q According to European standards, which D&D Hardware components are typically required for a 120-minute fire-rated timber door?
A We typically recommend fire-rated hinges certified to EN 1935, fire-rated locks certified to EN 12209, fire-rated door closers certified to EN 1154, and fire-rated exit devices certified to EN 1125 for a 120-minute fire-rated timber door under European standards.
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Q Which stainless steel hinge does D&D Hardware recommend for heavy-duty metal fire doors in high-traffic commercial buildings?
A We recommend heavy-duty stainless steel hinges that comply with UL and BS EN fire safety standards, such as our 180-minute and 260-minute fire-rated hinges. We select these hinges for durability, load-bearing capacity, and suitability for high-traffic commercial fire door applications.
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Q Does D&D Hardware offer door hardware scheduling and specification writing services?
A Yes, we provide free technical support for door hardware schedules and specifications. We ask customers to send floor plans or door lists, and we respond within 48 hours.
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Q What materials does D&D Hardware use, and does D&D Hardware provide material certificates?
A We mainly use SS 304 and SS 316 stainless steel, with marine-grade material available. We provide Mill Test Certificates, Salt Spray Test Reports for performance over 240 hours, and Hardness Test Reports, supporting full traceability from raw materials to finished products.
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Q What application scenarios are D&D Hardware products suitable for?
A We supply door opening solutions for educational institutions, healthcare facilities, hotels, government buildings, apartment complexes, and commercial applications. We design our product range to support a wide variety of building and project requirements.
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Q What architectural hardware product categories does D&D Hardware manufacture?
A We manufacture architectural door hardware products, including stainless steel door hinges, door locks, handles, door closers, exit devices, door stops, door bolts, and related door accessories.
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