| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 38097-2019 | English | 439 |
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Days<=4
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Urban heating - Prefabricated directly buried insulating pipes and fittings with polyurethane (PUR) foamed-plastics and glass fiber reinforced plastics protect layers
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GB/T 38097-2019
| Valid |
GB/T 38097-2019
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