مجموعة: مفصلة نحاسية
مفصلات أبواب نحاسية من صن شاين هاردوير خيار مثالي للمفصلات التجارية. تتمتع الشركة المصنعة لأقفال الأبواب بخبرة 17 عامًا في تجارة الجملة. تواصل معنا للاستشارات وطلب عروض الأسعار.
Product Series
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قفل الباب الذكي
أقفال الأبواب الذكية لدينا بخصم يصل إلى 30% بمناسبة موسم الخريف، نرحب...
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المقابض والرافعات
المادة الرئيسية المستخدمة في مقابض الأبواب الداخلية هي سبائك الزنك، والمقبض مصنوع...
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أدوات الأبواب المنزلقة الجيبية
قفل الباب المنزلق مصنوع من سبائك الزنك، وهو مطابق للمعايير الأمريكية. يتميز...
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مجموعة مقابض باب المدخل
أقفال أبوابنا الأمامية مصممة بشكل أساسي على الطراز الحديث، بمواصفات ألواح بطول...
SUNSHIEN hardware
FAQ
What material are your brass hinges made of? What is the copper content?
Our professional and project-grade brass hinges are manufactured from standard-compliant H59 brass, a high-quality brass alloy widely used in architectural hardware. The copper content is not less than 59%, ensuring reliable mechanical strength and excellent corrosion resistance.
What are the key advantages of brass hinges compared to stainless steel or zinc alloy hinges?
Brass hinges offer three major advantages:
- Outstanding corrosion resistance – Especially suitable for humid, acidic, or coastal environments (such as pool areas or seaside buildings), where brass performs significantly better than standard stainless steel.
- Premium aesthetic appeal – The warm tone of brass and its naturally aged patina add a refined, high-end look, making it an important detail for upscale residential and commercial projects.
- Balanced mechanical performance – Brass provides excellent wear resistance and load-bearing capacity, ensuring long service life and stable operation over time.
Will brass hinges rust or change color over time?
High-quality brass hinges do not rust. Over time, brass undergoes natural oxidation, forming a protective surface layer. The color gradually transitions from bright gold to a deeper, classic antique tone—often regarded as an enhancement of character rather than a flaw.
To meet different design requirements, we apply multi-layer surface treatments, such as electroplating or clear lacquer coatings, which significantly slow down the oxidation process and maintain surface consistency.
Do you offer OEM/ODM services and custom finishes?
Yes. We specialize in private labeling, custom hole drilling, and unique finish matching. We can produce hinges to your exact specifications, including providing free lab samples for approval before full production runs.
What type of pivot or bearing structure do your hinges use? How many silent operation cycles can they achieve?
Our hinges feature a hardened steel or stainless steel pin combined with a multi-ball bearing structure, rather than simple friction-based designs.
Laboratory testing confirms that our hinges can achieve over 100,000 smooth and quiet open-close cycles, fully meeting the demands of high-frequency commercial applications such as hotels, apartments, and public restrooms.
What surface finishes are available, and how do you ensure the durability of the plating?
We offer a wide range of finishes, including polished or brushed brass, antique brass, red bronze, chrome plating, and gold plating.
Plating durability is ensured through a strict pre-treatment and multi-layer electroplating process, which enhances adhesion and effectively prevents peeling, blistering, or premature wear during long-term use.