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20" Flange-Lock Joint Restraints
Product Specifications
Material:
• Adapter flange sleeve is manufactured of high strength ductile iron in accordance with ASTM A536, Grade 65-45-12.
• O-ring gasket is manufactured of styrene butadiene rubber (SBR) per ANSI/AWWA C111/A21.11.
Size Range:
• 3" through 36" on ductile iron pipe, 4" – 36" on PVC pipe and 4"-12" on steel pipe
Dimension:
• Conform to ANSI/AWWA A21.10/C110 and ANSI/AWWA A21.53/C153 and ANSI/ AWWA C115/A21.15 (Class 125/150 drilling pattern).
Pressure Ratings:
• Sizes 3"-16"carry 350 psi WWP and sizes 18"-36" carry a 250 psi WWP while providing a minimum 2:1 factor of safety for use with AWWA C151 ductile iron pipe.
• Equal to the water working pressure rating of the pipe upon which it is installed with a minimum 2:1 factor of safety for use with AWWA C900/905 PVC pipe and Steel pipe.
COATING:
• Sleeve body, both exterior and interior, is coated with electro-deposition "CORRSAFE™" for further information, please refer to our CORRSAFE Product Information sheet at http://www.sigmaco.com/pipe-restraint-product coatings-linings/.
• Exterior is top-coated with Red Alkyd paint and interior top-coated with NSF61 black asphaltic lining.
Approvals:
• Underwriter Laboratories' listed and Factory Mutual approved in sizes 3" – 12"
Deflection:
• 5°for 3"-12", 2°for 14"-16", 1-1/2°for 18"-24" and 1°for 30"-36"
Traceability:
• Adapter flange sleeve is individually cast with exact heat code information
Installation:
• In accordance with manufacturer's recommendation and applicable AWWA standards
• Must be installed only in conjunction with the Sigma One Lok Model SLDE or SLCE and please refer to our submittal & installation information for wedge restraints.low price Flange-Lock Joint Restraints
website:http://www.china-repairclamp.com/duct ile-iron-pipe-casting-parts/flange-lock-joint -restraints/

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