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International Standard Category: Chain drives and their components

JB/T 8545-2010    Escalator step chains attachments and sprockets
自动扶梯梯级链、附件和链轮;
Category No.:21.220.30 Valid Status:valid
Issued Organization:MIIT Issued Date:2010-2-11
Implemented Date:2010-7-1 Abolished Date:
Superseded Standard.: Superseded Date:
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