| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 37263-2018 | English | 439 |
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Days<=4
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Prefabricated directly buried insulating plastic-steel-plastic composite pipes with polyurethane [PUR] foamed -- Plastics and high-density polyethylene [PE] casing pipes
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GB/T 37263-2018
| Valid |
GB/T 37263-2018
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