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Unformatted text preview: Insulating Gaskets
Design and Fabrication
(1) (2) (3) (4) (5) Insulation gaskets and insulation bolts shall be designed and fabricated in accordance with ASME B31.3 and the following requirements. Bolts and Nuts shall be threaded in accordance with ASME B1.1 class 2A and 2B coarse series for 1" and smaller and eight thread series for 1-1/8" and larger. Dimensions of Nuts shall comply with ASME/ANSI B18.2.2. Insulation gasket dimensions shall be in accordance with ASME B16.21. Each bolt shall be coated with the vendor applied insulation and shall be supplied complete with 2 heavy hex nuts, 2 steel flat washers, and 2 insulation washers. PAMI shall be performed in accordance with T-11.516.103 (S-000-1530-002). 3. Materials Gaskets Bolts Nuts Insulation Washer Steel Washer PTFE Cushion Gasket 3.0 mm thick. ASME B16.5 Class 150 Full Face A193M Gr. B7 with PVdF coating A194M Gr. 2H FRP Carbon Steel Berry's Commissioning Handbook Berry's Commissioning Handbook ...
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- Spring '10