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Orange County Health Department Improvements Smith Sinnett /2024008 <br />Hillsborough,NC Orange County Asset Management Services <br />HANGERS AND SUPPORTS FOR HVAC PIPING AND EQUIPMENT 23 05 29 - 3 <br />C Strut Channels: <br />1.ASTM A653/A653M​galvanized steel bracket with clamps for surface mounting of piping or <br />equipment support. <br />2.Channel or Bracket Kits: Include rods,brackets,end-fixed fittings,covers,clips,and other related <br />hardware required to complete sectional trapeze section for piping or other support. <br />D Channel Nuts: <br />1.Provide ​carbon steel​channel nut with ​galvanized steel,stainless steel,or zinc​finish and ​regular​spring. <br />E Hanger Rods: <br />1.Minimum Size,Unless Otherwise Indicated or Required: <br />a.Equipment Supports: 1/2 inch diameter. <br />b.Piping up to 1 inch: 1/4 inch diameter. <br />c.Trapeze Support for Multiple Pipes: 3/8 inch diameter. <br />F Steel Cable: <br />1.Manufacturers: <br />a.Ductmate Industries,Inc,a DMI Company;Clutcher Cable Hanging System​ <br />b.Elgen Manufacturing Company,Inc <br />c.Gripple <br />d.Source Limitations: Furnish hardware,fittings,and accessories from single manufacturer. <br />G Cable Hanging System Kits: <br />1.Manufacturers: <br />a.B-Line,a brand of Eaton Corporation <br />b.Ductmate Industries,Inc <br />c.Gripple,Inc​ <br />d.Source Limitations: Furnish hardware,fittings,and accessories from single manufacturer. <br />2.Provide cable-wire in bulk or precut lengths with respective cable hangers as required to hold <br />minimum weight of ​240 lb​. <br />H Thermal Insulated Pipe Supports: <br />1.Manufacturers: <br />a.Buckaroos,Inc​ <br />2.General Requirements: <br />a.Insulated pipe supports to be provided at hanger,support,and guide locations on pipe requiring <br />insulation or additional support. <br />b.Surface Burning Characteristics: Flame spread index/smoke developed index of 5/30,maximum, <br />when tested in accordance with ASTM E84 or UL 723. <br />c.Pipe supports to be provided for nominally sized,1/2 to 30 inch iron pipes. <br />d.Insulation inserts to consist of ​​calcium silicate​​insulation surrounded by a ​​360 degree,​​​​galvanized <br />steel ​​jacketing. <br />3.Pipe insulation protection shields to be provided at the hanger points and guide locations on pipes <br />requiring insulation as indicated on drawings. <br />I Pipe Supports: <br />1.Material: ASTM A395/A395M ductile iron,ASTM A36/A36M carbon steel,ASTM A47/A47M <br />malleable iron,ASTM A181/A181M forged steel,or ASTM A283/A283M steel. <br />2.Liquid Temperatures Up To 122 degrees F: <br />a.Overhead Support: MSS SP-58 Types 1,3 through 12. <br />b.Support From Below: MSS SP-58 Types 35 through 38. <br />3.Operating Temperatures from ​122 to 446 degrees F​: <br />a.Overhead Support: MSS SP-58 Type 1 or 3 through 12,with appropriate saddle of MSS SP-58 <br />Type 40 for insulated pipe. <br />Docusign Envelope ID: 2D852F9B-A7CF-462A-9536-444A53AA848A