| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JJG 831-2021 | English | 399 |
Add to Cart
|
Days<=4
|
Verification Regulation of Hardness Testers for Casting Moulds of Sand
|
JJG 831-2021
| Valid |
JJG 831-2021
|