| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| JB/T 5278.2-1991 | English | 199 | Add to Cart | Days<=2 | Copper Wire Seal Can Be Baked Vacuum Flange Flange Structure Size | JB/T 5278.2-1991 | Obsolete | JB/T 5278.2-1991 |