Raypak 406A, 206A, 407A, 337A, 336A, 207A, 267A, 266A operating instructions Cast Iron Header Asme Models

HEAT EXCHANGER PRESSURE DROP TABLES

POLYMER HEADER (STANDARD MODELS)

FLOW	PRESSURE DROP (FT OF HEAD)
GPM	206/207	266/267	336/337	406/407
20	1.5	2.8	4.1	4.1
30	1.7	4.6	5.8	5.8
40	2.1	5.2	6.5	6.5
50	2.4	5.6	7.2	7.2
60	2.8	6.1	7.7	7.7
70	3.7	6.5	8.2	8.2
80	4.6	7.3	8.7	8.7
90	5.7	8.8	10.2	10.2
100	6.8	10.0	13.0	13.0

CAST IRON HEADER (ASME MODELS)

FLOW	PRESSURE DROP (FT OF HEAD)
GPM	206/207	266/267	336/337	406/407
20	1.8	3.9	3.9	3.9
30	2.2	8.0	8.0	8.0
40	2.5	9.0	9.0	9.0
50	2.7	9.8	9.8	9.8
60	3.3	10.5	10.5	10.5
70	4.3	11.0	11.0	11.0
80	5.5	11.5	11.5	11.5
90	6.8	14.0	14.0	14.0
100	8.2	17.0	17.0	17.0

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