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ITEMS
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SECTIONAL TYPE
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CARTRIDGE TYPE
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| ａ. Height of weir plate | ±1.5mm | ±1.5mm |
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b. Straightness of weir plate top |
1.0mm | 1.0mm |
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c. Height of baffle plate |
±2.0mm | ±2.0mm |
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d. Length of down-comer |
±2.0mm | ±2.0mm |
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e. Center distance of Riser |
±2.0mm | ±2.0mm |
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f. Difference in riser level |
0.5+Ｄ/600 max.6mm |
0.5+Ｄ/600 max.6mm |
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g. Outside dia. of bubble cap |
±1.0mm | ±1.0mm |
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h. Height of bubble cap |
±1.0mm | ±1.0mm |
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i. Slot length and width of bubble cap |
±0.5mm |
±0.5mm |
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j. Clearance between bubble cap and tray-floor |
±1.5mm | ±1.5mm |
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k. Hole pitch distance in sieve tray |
±0.25mm |
±0.25mm |
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l. Number of sieve tray holes |
±1% | ±1% |
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m. Hole dia. of sieve tray |
±0.2mm | ±0.2mm |
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n. Level difference in beam top surface |
1.0+L/1200 max.6mm | |
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o. Difference in floor level of sieve tray |
1.0+D/600 max.6mmMax permissible strain 3mm |
1.0+D/1200 max.6mm |
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p. Level difference in bubble cap top surface |
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q. Outside dia. of tray |
±(1.5+D/600) max.6mm | ±0.-(2+D/600) max.-4mm |
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r. Length of tray pitch spacer |
±0.3mm |
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