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Read Moreeconomizer Tetragonum cast iron economizer stream line form economizer pipe Name code name Unit Data economizer pipe length L mm 1500 2000 2500 3000 pitch of fin N Pic 55 75 95 115 heating area H m2 218 295 372 449 Flue gas flow cross-section F m2 0088 0120 0152 0184 theory economizer pipe inner diameter =56mm G Kg 5910 7762 9614 11468 Weight =60mm 5517 7237
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