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Release Devices - Closer Holder, Electromagnetic And Electromechanical
出版:Builders Hardware Manufacturers Association

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基本信息
標(biāo)準(zhǔn)編號(hào): BHMA A156.15:2011
發(fā)布時(shí)間:2011/11/11 0:00:00
標(biāo)準(zhǔn)類(lèi)別:Standard
出版單位:Builders Hardware Manufacturers Association
標(biāo)準(zhǔn)頁(yè)數(shù):17
標(biāo)準(zhǔn)簡(jiǎn)介
Defines requirements that apply to door closers combined with hold-open devices or free-swinging door closers combined with releasing devices and includes performance tests covering operational and strength criteria.
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