| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| MT/T 904-2002 | English | 259 |
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Days<=3
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Welded drill rod and bit for low-compressive strength rock
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MT/T 904-2002
| Valid |
MT/T 904-2002
|