弹簧直接载荷式安全阀 蒸气锅炉用安全阀的整定压力极限偏差
整 定 压 力 | 整 定 压 力 极 限 偏 差 |
≤0.5 | ±0.015 |
>0.5~2.3 | ±3%整定压力 |
>2.3~7.0 | ±0.07 |
>7.0 | ±1%整定压力 |
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