Steam coils, also known as standard steam coils are designed for medium temperature applications were the entering temperature is 55 degrees or higher. Our steam coils can be designed for various steam pressures with pitched in casing options for quick condensate removal. Our header design allows for uniform steam distribution ensuring your product performs properly. We have the ability to provide both basic and custom steam heating coils to meet all design and performance specifications for all your steam coil needs.
At Nationwide Coils, Inc. we have built a solid reputation by providing basic as well as custom design solutions for your many unique and difficult industrial applications.
To find out more about Standard Steam Coils please visit our product site at www.steamcoils.com.
Design Pressure / Temperatures – Steam Coils – 125 psig / 353° F
Tubing – Tubing and return Bends are constructed from UNS12200 seamless copper conforming to ASTM B75 and ASTM B251.
Copper Tube Temper – Light annealed with a maximum grain size of 0.040 mm and a maximum hardness of Rockwell 65 on the 15T scale.
Tube Expansion – Mechanically expanded to form an interference fit with the fin collars without decreasing tube wall thickness.
Minimum Thickness – 0.025 inch for 0.625 inch tubing unless specified otherwise.
Headers – Headers shall be constructed from UNS 12200 seamless copper conforming to ASTM B75, ASTM B88 and ASTM B251.
Connections – Male Pipe Thread (MPT) and constructed from red brass conforming to ASTM B43 or schedule 40 steel.
Male Pipe thread (MPT) or Female pipe thread (FPT) and constructed from copper
Sweat Connection constructed from UNS 12200 seamless copper conforming to ASTM B75 and ASTM B251
Brazing – High temperature filler metals shall be used for all brazed joints. Filler metal will containing at least 5% silver.
Certification – Acceptable coils are to have ARI Standard 410 certification and bear the ARI symbol. Non-certified coils or coils outside ARI’s rating range will be considered if the manufacturer is a current member of the ARI air-heating coils certification program and the coils have been rated in accordance with ARI Standard 410.
Acceptable coils are to be Intertek Recognized Components, and are eligible to bear the ETL Listed Mark.