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 - For large diameter cast iron pipe

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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, IPS Pipe Conductive - For 1" through 12" IPS pipe

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Maxi-Grip, Class I, IPS Pipe Insulating - For 2" through 6" IPS pipe

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Maxi-Grip, Class II, IPS Pipe Reducing Conductive - For 2" to 1-1/4" through 12" to 10" IPS pipe

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Maxi-Grip, Class II, IPS Pipe Reducing Insulating - For 2" to 1-1/4" through 6" to 4" IPS pipe

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Maxi-Grip, Class III, Cast Iron to IPS Pipe Insulating - For 2.5" Cast Iron to 1-1/4" IPS through 9.05" Cast Iron to 8" IPS pipe

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Maxi-Grip U Series Couplings

Maxi-Grip U-Series Couplings are engineered to seal and grip independently in all applications, including anchored or abutted steel or plastic pipe.

Maxi-Grip, Class I - For 8" IPS pipe size, insulating

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Maxi-Grip, Class III - For 9.05" Cast Iron to 6.625" IPS through 9.30" Cast Iron to 8.625" IPS Steel or Plastic pipe

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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.

EZ Seal and Restraint, Insulating, Cast Iron Pipe - For 3" through 8"

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EZ Seal and Restraint, IPS Pipe - For 2" through 12"

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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 steel and PE pipe or field-installed stiffeners

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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.

Seal and Restraint - For 2" through 12" IPS pipe

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