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Lined Lift Check Valve

Lined Valve Series

Lined Lift Check Valve

Guided, spring-assisted non-return valve for lined process piping and reverse-flow prevention.

Nominal sizeDN15–DN300 (1/2–12 in), dimensioned MDCH70 entries
OperationAutomatic non-return operation
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Technical Summary

Reference data for initial review

The values below summarize the available source catalogue. The approved project datasheet remains the final selection reference.

Nominal size
DN15–DN300 (1/2–12 in), dimensioned MDCH70 entries
Working pressure
Catalogue series envelope: 0.1 mbar to 16 bar; confirm selected size and lining
Temperature range
Catalogue series envelope: -29°C to +180°C; confirm selected lining and duty
Operation
Automatic non-return operation
Reference standards
HG/T 3704; API 598 / GB/T 13927 testing; flange and face-to-face standard by configuration

Design highlights

  • Guided disc arrangement to maintain alignment during opening and closing
  • Spring-assisted closure
  • Body grooves retain the lining
  • Spherical disc profile described in the catalogue

Installation review

Confirm flow direction, installation orientation, cracking pressure, minimum operating flow, and available differential pressure. Use the VF-MDCH73/70 dimension column for initial face-to-face review.

Source catalogue

Vantimond Lined Valve Series, PDF page 23. Pressure and temperature values describe the catalogue series envelope, not simultaneous ratings for every configuration.

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