LV-20 D-Strainer + Basic Design: Manufacture Standard + Body Wall Thickness: ASME B16.34 + Pressure Rating: ASME B16.34 + Face To Face: Manufacture Standard + Body Bore Size: ASME B16.34 + Marking System: MSS-SP-25 + End Connection: - ASME B16.5(Raised Face) / - ASME B16.25(Butt Weld) / ASME B16.34(Ring Joint) + Flange Size: - ASME B16.5 for 24" & below size - ASME B16.47 Series "A" or MSS-SP-44(For 26" & above size) - API 605 Series "B"(For 26" & above size) + Inspection And Testing: API 598 + Finishes For Contact Faces of Flanges: - ASME B16.5 or MSS-SP-6 + Option: - Drain Plug(ASME B16.34 / MSS-SP-45) - Threads(ASME B1.20.1)