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Datasheet summary

Serie 4\" V3 70

Engineering summary from PDF text extraction for Serie 4\" V3 70. Verify every value with the OEM datasheet.

Summary

Product identification

Knappe Composites pressure vessels, Series 4 inch V3 - FRONT ENTRY.

Operating limits

  • Max. Working Pressure: 70 bar / 1000 PSI
  • Max. Working Temperature: 50 °C / 120 °F
  • Min. Working Temperature: 2 °C / 36 °F
  • Max. Test Pressure (ASMEX): 91 bar / 1300 PSI

Mechanical / hydraulic

Dimensions

Vessel Type / Model (Number of elements)L-Stich (mm / inch)L-HP (mm / inch)Tol L-Stich (mm / inch)
RO4Z1M40-v3-70 (1x40)1132 / 44.571292 / 50.87-3/+5 / +0.12/+0.2
RO4Z2M40-v3-70 (2x40)2149 / 84.612332 / 91.81-3/+5 / +0.12/+0.2
RO4Z3M40-v3-70 (3x40)3166 / 124.653372 / 132.76-3/+6 / -0.12/+0.236
RO4Z4M40-v3-70 (4x40)4183 / 164.694412 / 173.7-3/+6 / -0.12/+0.236
RO4Z5M40-v3-70 (5x40)5200 / 204.725452 / 214.65-3/+6 / -0.12/+0.236

Dimensions may be subject to change. Not to be used for construction unless certified. See the official PDF for exact tabulated values.

Component Materials

  • SHELL: FRP
  • LINER: PVC
  • Groovering: Alu
  • FRONTPLATE: ALU
  • SEALINGPLATE open: PVC
  • SEALINGPLATE closed: PVC
  • RETAINING RING (set): ALU
  • Locking Ring: PVC
  • Screw 8x25mm: SS
  • O-Ring: EPDM
  • HP-PORT w.3/4" Groove: Superduplex
  • HP-PORT Retaining Ring: 316L
  • Screw 3/4 inch: PVC
  • PP Adapter Screw 3/4in: PVC
  • PermeatePort Adapter: PVC
  • Element Adapter close: PVC/PPE
  • Mount (optional): PE

Mounting

  • Mounts are optional.
  • Recommendation:
    • 1 to 3 elements = 2 Mounts
    • 4 to 6 elements = 3 Mounts
  • Saddles and straps are options and not included in vessel supply.

Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the original PDF datasheet. For contractual data, always refer to the specific OEM PDF revision used on your project.

Official datasheet (PDF)

PDF datasheet

Curated from selected public technical reference material for discovery and preliminary comparison. This summary is not a substitute for a current certified manufacturer datasheet. Verify revisions and design limits before use.