国内阀门材料常用技术标准 冷加工钢棒的尺寸允许偏差
公称尺寸 | 允许偏差级别 | ||
h10 | h11 | h12 | |
≥6~10 |
0 -0.058 |
0 -0.090 |
0 -0.15 |
>10~18 |
0 -0.070 |
0 -0.11 |
0 -0.18 |
>18~30 |
0 -0.084 |
0 -0.13 |
0 -0.21 |
>30~50 |
0 -0.100 |
0 -0.16 |
0 -0.25 |
>50~80 |
0 -0.12 |
0 -0.19 |
0 -0.30 |
>80~120 |
0 -0.14 |
0 -0.22 |
0 -0.35 |
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