| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JB/T 3989.4-2017 | English | 529 |
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Days<=4
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Involute cylindrical gear grinding machines. Part 4: Gear grinders with cone-shaped grinding wheels. Testing of the accuracy
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JB/T 3989.4-2017
| Valid |
JB/T 3989.4-2017
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