| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 20041.21-2008 | English | 639 |
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Days<=3
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[GB/T 20041.21-2008] Conduit systems for cable management -- Part 21: Particular requirement -- Rigid conduit systems
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GB 20041.21-2008
| Obsolete |
GB 20041.21-2008
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