| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| GB/T 17421.1-2023 | English | 2844 | Add to Cart | Days<=12 | Test code for machine tools - Part 1: Geometric accuracy of machines operating under no-load or quasi-static conditions | GB/T 17421.1-2023 | Valid | GB/T 17421.1-2023 |