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| Standard Insuued on: 1992-09 |
GB/T 2821-1992 Symbols for gear geometrical data
齿轮几何要素代号
| Category No.: | GB | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1992-09-22 | |
| Implemented Date: | 1993-10-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 2821-2003 Gear—Symbols for geometrical data |
Superseded Date: | 2004-6-1 |
GB/T 6009-1992
GB/T 13661-1992
GB/T 50163-1992
GB/T 13702-1992
GB/T 2626-1992
GB 13731-1992
GB/T 13689-1992
NY/T 211-1992
GB 13691-2008
GB/T 2821-1992
GB/T 13677-1992
GB/T 13673-1992
GB/T 13678-1992
GB/T 13676-1992
GB/T 3374-1992
GB 338-1992
GB 13695-1992
GB/T 13667.3-1992
GB 13691-1992
GB/T 13694-1992
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