| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YS/T 670-2021 | English | 359 |
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Days<=4
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(Insulation copper pipe for air conditioner connection)
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YS/T 670-2021
| Valid |
YS/T 670-2021
|