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TDW Tapping Fittings

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Tapping fittings are full-branch split tees designed for use when connecting branch lines. They are offered in sizes 4- through 12- and 16-inch and meet B31.3 specifications for use in refinery and chemical plant piping systems. Fittings are equipped with RF or RTJ flanges. | TDW Tapping fittings ASME B31.3 - Sizes 4- through 12- and 16-inch T.D. Williamson Inc. Bulletin No 1110.004.01 Date November 2008 Cross Indexing No n a Supersedes January 2008 Typical Tapping Setup Description Tapping Fitting Blind flange studs nuts and gasket sold separately Tapping fittings are full-branch split tees designed for use when connecting branch lines. They are offered in sizes 4- through 12- and 16-inch and meet B31.3 specifications for use in refinery and chemical plant piping systems. Fittings are equipped with RF or RTJ flanges. Features Flange-to-sleeve weld joints and sleeves are designed to meet pressure and reinforcement requirements of ASME codes and are available in Class 150 300 and 600. Other ASME Class ratings available upon request. Fittings are manufactured with a controlled carbon equivalent to make welding easier in harsh environments. Back-up strips are provided for all fittings. All pressure-containing welds on the fittings have undergone X-ray inspection per ASME requirements. Fitting sleeves are an extruded type design. They New fittings incorporate a designed and manufactured offset allowing the placement of back-up strips are manufactured from a pressure-vessel quality normalized killed carbon steel plate with hardness below Rc22. The Charpy impact value of the sleeves at -50 F is 15 ft-lbs average with 12 ft-lbs minimum. Options Rapid delivery If the desired fitting meets standard specifications it can be shipped from stock within two weeks in most cases. Choice of flanges. Available also to ASME B31.4 and B31.8 specifications. For B31.1 consult factory. Use the grid inside to develop the part number for the tapping fitting of your choice Contact the factory for information concerning ordering of split sleeves tees . Please confirm your choice with a Factory Representative ISO 9001 Certified Toll Free 1-888-TDWmSon 839-6766 . . .Fax 918-446-6327 . .www.tdwilliamson.com in the United States and foreign countries Copyright 2008.