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Silver Spring Hinge

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  • Can we use spring hinges as closing device on fire-resisting doors?
    In European Standard:Spring hinge, whether single or double action, embody a spring for the storage of energy but do not have a system for controlling and regulating the closing function. They provide their lowest closing power at, or near, the door closed position and, therefore, on latched doors,
    2022-01-13
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