Design Notes

  • Code……………………….. ASME Code Sec VIII Div 1
  • Design Pressure…………. 125 psi
  • Test Pressure…………….. 163 psi
  • Interior………………………NA
  • Exterior……………………..Primed Painted
  • Supports………………….. 4″ Skirt
  • Capacity………………….. 360 Gal.
  • Weight…………………….. 664 Lbs.

Material Specifications

  • Heads…………………… Carbon Steel
  • Shell…………………….. Carbon Steel
  • Couplings………………. Carbon Steel
  • Expansion Bladder……..Butyl Rubber
  • Flanges…………………. N/A
  • Pipe……………………… N/A
  • Manway………………… N/A
Mark Dimension Remark
A 94″ Overall height
B 90″ Tank Height
C 36″ Diameter

36, 30

The Niles Steel Tank Expansion tanks are designed for 125 psi (150 optional) potable applications. Standard sizes range from 175 gallon up to 1040 actual gallons.  The large flanged collar makes replacement bladders easy to install.