API 623 | BS 1873 with heavy-duty design for petroleum refinery and related applications. “Y” pattern for turbulence reduction.
CLASS SIZES FIG. N°
150 2" - 16" 460Y
300 2" - 16" 461Y
600 2" - 16" 462Y
900 2" - 12" 463Y
1500 2" - 12" 464Y
ASME 150 - 300 - 600 - 900 - 1500
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