| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| CECS 446-2016 | English | 859 |
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Days<=5
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Technical specification for application of double check valve backf low prevention assembly
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CECS 446-2016
| Valid |
CECS 446-2016
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