| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 9809-1988 | English | 319 |
Add to Cart
|
Days<=3
|
Casing, core barrel and sediment tube threads for hydrogeologic and water well drilling
|
GB 9809-1988
| Obsolete |
GB 9809-1988
|