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Expansion Joints & Pump Connectors
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Metal Expansion Joints

Metal Expansion Joints are generally used to absorb movement in piping caused by thermal changes. Standard bellows are alloy 316 stainless steel. We also stock alloys 304 and 321, with other special alloys available. Control rods, liners and covers are available, as required. End fittings include welding nipples, fixed flanges or floating flanges. Standard pipe sizes range from 2" through 84". A variety of size, length and end fitting configurations are available. Units designed for many special applications and are built to customer specifications.



Style SECF Flanged Connector

Style SECF Stainless Steel Braided Pump Connectors are manufactured using 300 alloy stainless hose and braid and a steel plate with 150# drilling as the flange. Other end fittings, including 300# flanges and grooved nipple ends, are available. Working pressures up to 315 psi at 250°F. Standard and special lengths are available. Standard sizes range from 2" through 16" I.D.



Style SECM Braided Connector

Style SECM Stainless Steel Braided Pump Connectors are manufactured using 300 alloy stainless hose and braid and a sch. 40 carbon steel nipple with male threaded ends. Other end fittings, including 300# flanges or grooved nipple ends, are available. Working pressures up to 1125 psi at 250°F. Standard and special lengths are available. Standard sizes range from 1/2" through 4" I.D.



Style SECC-UL Braided Bronze Connector

Style SECC-UL Vibration Eliminators are generally used for absorbing vibration and noise in refrigeration and air conditioning systems. Manufactured of bronze corrugated hose and braid. End fittings are copper female sweats. Working pressures up to 1000 psi. Maximum temperature is 450°F. Standard sizes range from 1/4" through 3" I.D. All style SECC-UL vibration eliminators are recognized by Underwriters Laboratories.



Style SETC Tie Rod Pump Connector

Style SETC Tie Rod Bellows Connectors are designed to protect critical mechanical equipment and reduce noise by absorbing and minimizing the forces and stress within piping systems. The all metal construction of these units, consisting of stainless steel bellows, carbon steel flanges and carbon steel tie rods, allows for high pressure and temperature service. Standard sizes range from 2" through 16" I.D. Working pressures are rated at 150 psi at 500°F.



Style SESC/SEBC Expansion Compensator

Style SEBC and Style SESC Expansion Compensators are generally used to absorb pipe motion in small diameter systems. Manufactured of a stainless steel bellows with steel shroud. Maximum working pressure is 200 psi. Types SEBC, use copper female tube ends or copper male x female tube ends. Standard pipe sizes range from 3/4" to 3". Types SESC, come standard with carbon steel MPT fittings. Other weld ends, FPT and flanges are available, upon request. Standard pipe sizes range from 3/4" through 4".



Style SEMJ Rubber Connector

Style SEMJ Flex-Rubber Expansion Joints are manufactured using heat resistant chlorobutyl and high strength polyester reinforcement. End fittings are full face rubber, with 150# carbon steel back-up flanges. Joints have a wide arch configuration and are available in other elastomers for special applications. Working pressures up to 150 psi. Temperatures up to 250°F. Standard sizes range from 2" through 24" I.D.



Style SEMS Single Sphere Rubber Connector

Style SEMS Flex-Rubber Expansion Joints are generally used in heating and air conditioning systems, for hot and cold water service, and for mild chemicals and oils. Manufactured using neoprene tube and cover, with a fully molded single spherical design. End fittings are 150# Zinc plated carbon steel rotating flanges, with a steel bead flange retainer. No separate retaining rings are ever required. Working pressures up to 220 psi. Temperature range is 14°F. to 230°F. Standard sizes range from 1 1/2" through 20" I.D.



STYLE SEMSD Double Sphere Rubber Connector

Style SEMSD Flex-Rubber Expansion Joints are generally used in heating and air conditioning systems, for hot and cold water service, and for mild chemicals and oils. Manufactured using double sphere neoprene tube and cover. End fittings are 150# Zinc plated carbon steel flanges, with a steel bead flange retainer. No separate retaining rings are ever required. Working pressures up to 225 psi. Temperatures up to 220°F. Standard sizes range from 2" through 12" I.D.



Style SEMSDU Double Sphere Female Union

Style SEMSDU Flex-Rubber Expansion Joints are generally used in heating and air conditioning systems, for hot and cold water service, and for mild chemicals and oils. Manufactured using double sphere neoprene tube and cover. End fittings are steel female unions. Working pressures up to 150 psi. Temperatures up to 225°F. Standard sizes range from 3/4" through 3" I.D.



Style SEHC/SS Heat Pump Connector

Style SEHC Heat Pump Connectors are used for heat pump connections. They are made ) of black nitrile tube and black neoprene cover, with fiber braid reinforcement.Assemblies are available with armor braided cover. Working pressures are 300 psi at 212°F. Standard fittings are brass MPT x MPT swivel. Other configurations include MPT x FPT swivel and MPT x MPT. Standard sizes are 1/2", 3/4" and 1".

Style SEHC-SS Heat Pump Connectors are the same as style SEHC, except they have a stainless steel outer braid. Style SEHC-SS are rated class 1 per UL 723/ASTME84-9B; Flame Spread Index (FSI): 0; Smoke Developed Index (SDI): 10.

Style SEHC and SEHC-SS Heat Pump Connectors are all MSHA flame resistant.



Style SEPG Pipe Guide

Style SEPG Pipe Guides are a form of framework fastened to some rigid part of the installation, which permits the pipe line to move freely in only one direction, along the axis of the pipe. All component parts are made of heavy gauge carbon steel. Standard sizes range from 1/2" through 12", and can be manufactured for any insulation thickness.



Style SETJ Molded PTFE Connector

Style SETJ Molded PTFE Connectors have wide application for the chemical processing industry. Units provide corrosion resistance, smooth mold walls and short face to face. Ductile iron flanges with tapped bolt holes, integral steel limit bolts and reinforcing rings enable this unit to absorb vibration and allow for thermal movement and misalignment in piping. Available in three different lengths, in two, three, or five bellows style. Molded of PTFE material for long life and extreme chemical resistance. All flanges tapped to mate with 125# and 150# companion flanges. No gaskets needed. Working pressures up to 170 psi. Temperatures up to 400°F. Standard pipe sizes range from 1" through 12".



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