| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| GB/T 21411.2-2009 | English | 874 | Add to Cart | Days<=5 | Downhole equipment for petroleum and natural gas industries -- Progressing cavity pump systems for artificial lift -- Part 2: Surface-drive systems | GB/T 21411.2-2009 | Valid | GB/T 21411.2-2009 |