Natural Gas Restraining Solutions

Smith-Blair joint restraints provide a quick and easy way to restrain valves, pipe, bells and fittings for the gas and oilfield businesses. Smith-Blair stringently tests all of its products for these markets to provide levels of strength, durability and efficiency that meet or exceeds suggested industry standards. Next time you need the industry's best brand for a restraining application, specify Smith-Blair.

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EBR Insulated Restraints

Smith-Blair EBR Insulated Restraints are external restraint devices developed for large diameter cast iron pipe as a safer alternative than thrust blocks for preventing pipe pull out.

EBR Insulated Restraint Clamp - For restraint of large cast iron pipe, 10" thru 30" nominal pipe sizes

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MAXI-GRIP® EZ Couplings

Smith-Blair MAXI-GRIP® EZ combines the mechanical strength you've come to expect from Smith-Blair with an evolutionary design that makes installation a snap. With the Maxi-Grip EZ, there are no disassembly, special equipment or time-consuming alignment procedures required. It can be installed in minutes by a single worker with a standard torque wrench.

MAXI-GRIP Class I EZ Seal and Restraint, IPS Pipe Conductive - For joining and restraining IPS plain end steel and PE pipes of same outside diameters, 1" thru 12"

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MAXI-GRIP Class I EZ Seal and Restraint, IPS Pipe Insulating - For joining and restraining IPS plain end steel and PE pipes of same outside diameters, 2" thru 8"

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MAXI-GRIP Class II EZ Seal and Restraint, IPS, Conductive, Reducing - For joining and restraining IPS plain end steel and PE pipes of different nominal sizes, 2" to 1" thru 12" to 10"

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MAXI-GRIP Class II EZ Seal and Restraint, IPS, Insulating, Reducing - For joining and restraining IPS plain end steel and PE pipes of different nominal sizes, 2" to 1" thru 8" to 6"

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MAXI-GRIP Class III EZ Seal and Restraint, CIPS to IPS, Insulating - For joining and restraining plain end Cast Iron to IPS steel and PE pipes, 2" thru 12" nominal CIPS

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Line Caps

Smith-Blair Line Caps are utilized to end a pipe line for abandonment or future expansion of the pipeline.

EZB Seal and Restraint Insulating Line Cap, Cast Iron Pipe - For capping and restraining plain-end pipe, 2" thru 12" nominal

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EZB Seal and Restraint Line Cap, IPS Pipe - For capping and restraining plain-end pipe, 2" thru 12" nominal

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EZ-Trans Couplings

EZ-Trans ® is engineered to ensure a long lasting metal to plastic transition free of field welding or field-installed stiffeners. A special profile gripping design and double swaged insert combine to provide reduced stresses in both axial and deflected directions.

EZ Trans - For joining and restraining steel to PE connections

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Rod and Lug Harness

Smith-Blair's Rod & Lug Harness is designed to restrain pipe where pullout might occur.

Rod and Lug Harness - For restraining steel pipe joints

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Flanged Coupling Adapters

Smith-Blair Flanged Coupling Adapters (FCA) provide versatility on the job site by eliminating the need for a flanged spool. Our FCAs combine a flexible coupling and flange to create a compact fitting connecting plain-end pipe to flanged fittings, meters, valves or equipment.

MAXI-GRIP EZ Seal and Restraint Flanged Coupling Adapter - For joining and restraining plain-end pipe to flanged fittings, valves, or meters, 2" thru 12" nominal

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