قضيب螺纹 البناء (دعامة علوية)

أعمدة رفع معدنية للمباني (دعامات علوية)، تُقسم إلى دعامة علوية ودعامة سفلية، تُستخدم لضبط ارتفاع دعم القوالب، بخيوط لولبية سلسة وقدرة تحمّل عالية، ويمكن استخدامها مع السقالات.

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قضيب اللولب الإنشائي (دعامة علوية)

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تفاصيل المنتج

يُسمى اللولب أيضًا بالدعامة العلوية أو الدعامة الزيتية، وهو من ملحقات الضبط في أنظمة السقالات ودعامات القوالب، ويتكون أساسًا من قضيب لولبي وصامولة وصينية، وينقسم إلى دعامة علوية ودعامة سفلية. يُصنع عادةً من الفولاذ المستدير Q235، مع لولبة منتظمة مدرفلة، وضبط سلس، وقدرة تحميل مستقرة. الصينية ملحومة بإحكام ولا يسهل تشوهها، ويمكن معالجة سطحها بالطلاء أو الجلفنة لمقاومة الصدأ. تُركّب أثناء التنفيذ على الأطراف العلوية والسفلية لأنابيب الفولاذ، وتُستخدم للضبط الدقيق لارتفاع الدعم وموازنة الأحمال، وتُستخدم على نطاق واسع في دعم قوالب المباني والجسور والأقبية، وقابلة لإعادة الاستخدام المتكرر.

استفسار عن المنتج

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