BHMA A156.28:2007被替代
Recommended Practices For Keying Systems
出版：Builders Hardware Manufacturers Association
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基本信息
標準編號： BHMA A156.28:2007
標準類別：Standard
出版單位：Builders Hardware Manufacturers Association
標準頁數：16
標準簡介
The scope of this recommended practice is limited to mechanical key bitting, cylinder pinning and multiplex key systems. The purpose of this document is to recommend the approach to selecting the optimal keying system, once the type of cylinder has been selected by other criteria.
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