JCM Engineered Products Manual 8 24 2020

JCM 118 Large Diameter and Non-Standard Contour Pipe Fabricated Repair Sleeve

JCMprovides various options for the JCM118 Large Diameter Pipe Repair Sleeve. For special engineered fittings, contact the JCM Technical Services Sales Team and provide the application parameters. JCM will provide recommendations for the application and custom design the fitting to accommodate those parameters.

JCM 118 Large Diameter Repair Sleeve - Standard Design

HOW TO ORDER For pricing and engineering, the following information must be furnished: Type of Pipe Dimension of Damaged Area Pipe Outside Diameter Space Limitations Line Content Coating Requirements Line Working Pressure Optional Material Requirements JCM 118 Fabricated Repair Sleeve - Standard Fitting Typical Specification Repair fittings shall be the high strength type fabricated of Carbon Steel per ASTM A-36, A-516 Grade 70 or equal, which conforms to and reinforces the pipe. Sleeve shall be minimum 8” wide and be sized to fit and reinforce the pipe circumference. Sleeve repair area shall have a minimum 3/4” wide Buna-N gasket recessed in a machined groove. Repair fitting shall have a 3/4” outlet for venting and test purposes. Repair fitting shall be furnished with a corrosion resistant shop coat paint primer with high strength, low alloy corrosion resistant bolts and nuts (AWWA C-111, ANSI 21.11). Repair Sleeves shall be ANSI/NSF Standard 61, Annex G and ANSI/AWWA 372 Certified. JCM 118 Large Diameter Pipe Repair Sleeve - Material Specifications


Carbon Steel per ASTM A-36, ASTM A-516 Grade 70 or equal. Optional 304 or 316 Stainless Steel. Corrosion resistant, high strength low alloy A242. Optional Stainless Steel, 18-8 Type 304 or 316; Electro Coated Bolts. Nitrile rubber compounded for use with water, salt solutions, mild acids and bases. Heavy coat of corrosion resistant shop coat primer, an excellent base for bitumastic coal tar or similar field coatings. Optional Fusion Epoxy Coating (per ANSI/AWWA C-213) available.




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