Inspection and Test Plan for Valve

The inspection and test plan for valve aticle provides you information about valve test and valve inspection in manufacturing shop.The draft Inspection and test plan for valve provided as well.

Click here if you like immediately review the Inspection & Test Plan for valve draft sheet.

You may need to review this sheet in conjunction of Third Party Inspection for Valve article.

Click following link if you need to review general definition for Inspection and Test Plan.

Inspection and Test Plan

The API 598, API 6D, API 594, ASME/ANSI B16.5, API 600, API 602, API 603, and API 604 standard requirements normally are applied for inspection and test plan in manufacturing shop.

The witness of some inspection and test by third party inspector is mandatory and cannot be waived.

Some others must only monitored and fully witnessing is not necessary, for these thing, the inspection man-days etc. depends to the purchaser decision, some prefer stringent monitoring and even assign resident inspector in manufacturing shop and some others relay to quality control system of the manufacture and assign only few days for monitoring points.

These are some of inspection points which need to be witnessed, monitored and reviewed by third party inspector in valve manufacture shop.

Important Points

  • Witnessing air test on seat.
  • Witnessing hydrostatic tests on seat and body.
  • Dimensionally checking valve to ensure conformity to specification and order.
  • Checking materials and type of construction to ensure conformity to specification and order,
  • For alloy steel and cold service carbon steel valves, body and bonnet melt numbers to be identified against material test certificates.
  • Checking that valve is metal tagged with item number as indicated in requisition.
  • Obtain Vendor`s test certificates, ensuring that they are in order.

Click here to see Inspection & Test Plan for Valve draft sheet.

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