API Std 609, ANSI/ASME B16.34 Class 150. For Standard* API Std 598, ISO 5208 Manual, Electric, Pneumatic. API Standard 609 Technical Inquiries Butterfly Valves: Double Flanged, Lug- and Wafer type Standard Edition Section Inquiry # Question Reply 609 3rd 4.4 609-I-01/06.

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•  👥 • Immediate download • $105.00 • • • Printed Edition •  • Ships in 1-2 business days • $105.00 • • • Printed Edition + PDF •  • Immediate download • $179.00 •. This standard covers design, materials, face-to-face dimensions, pressure-temperature ratings, and examination, inspection and test requirements for gray iron, ductile iron, bronze, steel, nickel-based alloy, or special alloy butterfly valves. The following two categories of butterfly valves are included. A) Category A--Manufacturer's rated cold workingpressure (CWP) butterfly valves, usually with aconcentric disc and seat configuration. Sizes coveredare NPS 2 to NPS 48 for valves having ASME Class125 or Class 150 flange bolting patterns. B) Category B--ASME Class and pressure-temperaturerated butterfly valves that have an offset seat andeither an eccentric or a concentric disc configuration.These valves may have a seat rating less than thebody rating. Sizes covered are listed below.

• For lug and wafer, Class 150: NPS 3 to NPS 48. • For lug and wafer, Class 300 and Class 600: NPS 3 to NPS 48. Golf Driving Range Swot Analysis Plus Business Plan.

• For double-flanged long pattern, Class 150, 300, and 600: NPS 3 to NPS 36. • For double-flanged short pattern, Class 150 and Class 300: NPS 3 to NPS 48.

• For double-flanged short pattern, Class 600: NPS 3 to NPS 24. Valve configurations include double flanged, lug- and wafer-type with facings that permits installation between ASME and MSS flanges that conform to the standards and specifications listed in Section 2. Typical valve construction and nomenclature for valve parts are shown in Annex C. Product Details Edition: 8th Published: Number of Pages: 36 File Size: 1 file, 810 KB Redline File Size: 2 files, 4.8 MB Product Code(s): C60908, C60908, C60908 Document History • • • • Amendments & Errata • Browse related products from American Petroleum Institute • >• >>•.