| M material | Internal hardness | Surface hardness | Heat treatment |
| FDAC | HRC38° ±2° | HV1000° ±100° | Nitriding |
| HRC52° ±2° | HRC52°±2° | Vacuum processing |
| 型号 | d1 | 容许差 | d | 容许差 | D1 | 容许差 | D | 容许差 | H | 容许差 | N |
| Code | |||||||||||
| JZ006 | 1.5 | +0.01-0.00 | 2 |
-0.01 -0.02 |
3.5 |
-0.01 -0.02 |
7 |
+0.0 -0.3 |
4 |
+0.00 -0.02 |
N部指定长度0-3 |
| 2 | 2.5 | 4 | 8 | 6 | |||||||
| 2 | 3 | 5 | 9 | ||||||||
| 2.5-2 | +0.015-0.000 | 3.5 | 6 | 10 | |||||||
| 2.5-2 | 4 | 7 | 11 | ||||||||
| 3 |
+0.01 +0.22 |
4.5 | 8 | 13 | 8 | ||||||
| 2 | 5 | 9 | 14 | ||||||||
| 3.5-3 | 6 | 10 | 15 | ||||||||
| 3-4 | 8 | 12 | 17 | ||||||||
| 3-5 | 8 | 13 | 18 | ||||||||
| 4-6 | 10 | 14 | 19 | ||||||||
| 4-8 | 10 | 15 | 20 | ||||||||
| 4-8 | 12 | 16 | 21 | 8-12 |
+0.0 -0.3 |
||||||
| 内径尺寸可在任意指定内外径全研磨同心度0.01以内 | 20 | 25 | |||||||||
| 25 | 30 | ||||||||||
| 30 | 35 |
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