The heart of the is Section 6: "Acceptance Criteria for Surface Irregularities." The standard uses a series of Visual Accept/Reject Standards (VAS) depicted in figures. Here is a practical summary:
Develop a form that lists each defect type (cracks, porosity, scabs, etc.) with the SP-55 clause number and a checkbox for “Accept” / “Marginal” / “Reject.” mss sp-55 standard pdf
: The standard is intended for use on any 4 in. x 5 in. (100mm x 125mm) area of a casting surface. The heart of the is Section 6: "Acceptance
MSS SP-55 is a standard published by the Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry. The standard specifically addresses the quality control and inspection requirements for valves, valve parts, and fittings. mss sp-55 standard pdf
The heart of the is Section 6: "Acceptance Criteria for Surface Irregularities." The standard uses a series of Visual Accept/Reject Standards (VAS) depicted in figures. Here is a practical summary:
Develop a form that lists each defect type (cracks, porosity, scabs, etc.) with the SP-55 clause number and a checkbox for “Accept” / “Marginal” / “Reject.”
: The standard is intended for use on any 4 in. x 5 in. (100mm x 125mm) area of a casting surface.
MSS SP-55 is a standard published by the Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry. The standard specifically addresses the quality control and inspection requirements for valves, valve parts, and fittings.
