| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| HGJ 69-1991 | English | 279 |
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Days<=3
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(Steel pipe flanges with asbestos rubber sheet gasket)
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HGJ 69-1991
| Obsolete |
HGJ 69-1991
|