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Pipe Selection for Compressed Air Lines
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FREE AIR
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EQUIVAENT LENTH OF PIPE LINES IN FEET...
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C.F.M.
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25
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50
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75
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100
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150
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200
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250
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300
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1 2
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½ ½
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½ ½
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½ ½
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½ ½
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½ ½
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½ ½
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½ ½
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½ ½
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3 5
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½ ½
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½ ½
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½ ½
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½ ½
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½ ½
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½ ½
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½ ½
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½ ½
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10 15
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½ ½
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½ ½
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½ ½
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½ ¾
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½ ¾
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½ ¾
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½ ¾
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½ ¾
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20 25
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¾ ¾
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¾ ¾
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¾ ¾
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¾ ¾
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¾ ¾
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¾ 1
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¾ 1
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¾ 1
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30 35
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¾ ¾
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¾ ¾
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¾ 1
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¾ 1
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1 1
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1 1
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1 1
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1 1
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40 50
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¾ 1
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1 1
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1 1
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1 1
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1 1
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1 1
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1 1
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1 1
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60 70
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1 1
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1 1
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1 1
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1 1
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1¼ 1¼
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1¼ 1¼
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1¼ 1¼
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1¼ 1¼
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80 100
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1¼ 1¼
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1¼ 1¼
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1¼ 1¼
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1¼ 1¼
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1½ 1½
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1½ 1½
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1½ 1½
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1½ 1½
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125 150
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1¼ 1¼
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1¼ 1¼
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1¼ 1¼
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1¼ 1¼
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1¼ 1¼
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1½ 1½
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1½ 1½
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1½ 1½
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175 200
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1½ 1½
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1½ 1½
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1½ 1½
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1½ 1½
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2 2
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2 2
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2 2
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2 2
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225 250
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1½ 2
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1½ 2
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1½ 2
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1½ 2
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2 2
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2 2
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2 2
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2 2
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275 300
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2 2
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2 2
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2 2
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2 2
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2 2
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2 2
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2½ 2½
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2½ 2½
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350 400
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2 2
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2 2
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2 2
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2 2
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2½ 2½
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2½ 2½
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2½ 2½
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2½ 2½
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450 500
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2½ 2½
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2½ 2½
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2½ 2½
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2½ 2½
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2½ 2½
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2½ 2½
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3 3
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3 3
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650 600
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2½ 2½
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2½ 2½
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2½ 2½
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2½ 2½
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3 3
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3 3
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3 3
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3 3
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750 1000
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2½ 3
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2½ 3
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2½ 3
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3 3
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3 3
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3 3
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3 4
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3 4
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