Hemmi Yazaki Aropipe Aroquicker Piping Pressure Calculations

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Country of manufacture: England,            Date of manufacture: July 1967      Date Code: RG
Overall length: 33.9 cm,          Width: 4.1 cm,           Weight: 112.5 gms
Materials: plastic (PVC) stators and slide, plastic end braces glued onto back
Cursor: 3.1 X 5.5 X 1.0 cms; all plastic; lines = single line, both front and back
Scales: 18, some specialized
Front: Internal/External dimensions [ Distance (cm, CI, C ] D, A, L
Back: Medium to High Pressure Gas (1) Pressure P kg.cm² gauge, (1) Pressure Drop H mm H₂O, ΔP due to Height Difference, Specific Gravity S1 (.1-.99), Specific Gravity S2 (1.01-3.0) [ (2)(4) Specific Gravity (S), (2) α, (3) β, (4)(6) ΔElevation (a), Pipe Length (L) , (5)(7) Nominal Diameter of Pipe (D) (A) 5-160, (B) 1/8-6 ] (6) (8) Flow Rate Q 0.1-3000, 10-300000, ΔP h 0.1-500 mm H₂O
Gauge Marks: [ π, C (1128) ]
Condition: C2 (Mint but no manual)
Came with: Original blue/white plastic case
Notes:

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