ࡱ> UWTg *bjbjJJ ET(ub(ub!)8L(\[,.!!!+++++++$-?0T,!!!@!!,,$$$!^ +$!+$$:8'(݉L"j'*+,0[,( 1"1(1(!!$!!!!!,,$!!![,!!!!1!!!!!!!!!B V: SECTION 230516 EXPANSION FITTINGS AND LOOPS FOR HVAC PIPING First Edition 5-16-2017 (Engineer shall edit specifications and blue text in header to meet project requirements. This includes but is not limited to updating Equipment and/or Material Model Numbers indicated in the specifications and adding any additional specifications that may be required by the project. Also turn off all Underlines.) GENERAL RELATED DOCUMENTS Drawings and general provisions of Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this section and all other sections of Division 23. SUMMARY This section includes the requirements for expansion fittings, and loops using the following: Metal-bellows packless expansion joints. Rubber packless expansion joints. Alignment guides and anchors. PERFORMANCE REQUIREMENTS Compatibility: Products shall be suitable for piping service fluids, materials, working pressures, and temperatures. Capability: Products to absorb 200% of maximum axial movement between anchors. ACTION SUBMITTALS Product Data: For each specified product, include manufacturers cut sheets, dimensional data, performance data, installation instructions, specified options, and warranty information. Delegated-Design Submittal: For each anchor and alignment guide indicated to comply with performance requirements and design criteria, including analysis data signed and sealed by the qualified professional engineer responsible for their preparation. < Delete paragraph B if not required> Design Calculations: Calculate requirements for thermal expansion of piping systems and for selecting and designing expansion joints, loops, and swing connections. Anchor Details: Detail fabrication of each anchor indicated. Show dimensions and methods of assembly and attachment to building structure. Alignment Guide Details: Detail field assembly and attachment to building structure. Schedule: Indicate type, manufacturer's number, size, material, pressure rating, end connections, and location for each expansion joint. INFORMATIONAL SUBMITTALS Welding certificates. Product Certificates: For each type of expansion joint, from manufacturer. CLOSEOUT SUBMITTALS Operation and Maintenance Data: Include a copy of each approved submittal along with any applicable maintenance data in the project operation and maintenance manual. QUALITY ASSURANCE Welding Qualifications: Qualify procedures and personnel according to the following: AWSD1.1/D1.1M, "Structural Welding Code - Steel." ASME Boiler and Pressure Vessel Code: SectionIX. WARRANTY/GUARANTEE See Division 23 Specification Section Basic Mechanical Requirements HVAC for warranty and guarantee requirements. PRODUCTS GENERAL PRODUCT REQUIREMENTS Equipment Design and Selection: Expansion fittings, anchors, guides and loops shall be designed and selected, for the intended use, in accordance with the scheduled capacities on the drawings and the requirements of this specification. Acceptable Manufacturers: Subject to compliance with requirements, provide expansion fittings, joints, and guides by one (1) of the following: Expansion Joints : Adsco Manufacturing LLC. Metraflex Inc. Tozen Corp. Vibration Mountings. Alignment Guides: Advanced Thermal Systems Inc. Grinnell Corp. Metraflex Inc. PACKLESS EXPANSION JOINTS Metal-Bellows Packless Expansion Joints: