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石化工业用钢制压力释放阀 标准流道有效面积和代号_阀门标准
石化工业用钢制压力释放阀 标准流道有效面积和代号
| 流道代号 | D | E | F | G | H | J | K |
| 流道有效面积cm2 | 0.710 | 1.264 | 1.981 | 3.245 | 5.064 | 8.303 | 11.858 |
| 流道代号 | L | M | N | P | Q | R | T |
| 流道有效面积cm2 | 18.406 | 23.226 | 28.000 | 41.161 | 71.290 | 103.226 | 167.742 |
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