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Products > LPG/NH3 Equipment >

SAFETY BREAKAWAY COUPLINGS

 

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Coupling in normal operation allowing free flow of product.

   
 

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A drive-away incident results in the spade bolts breaking, allowing the coupling halves to separate. Each half of the coupling seal immediately, preventing major spillage of product.

   
 

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Typical Installation.

Safety Breakaway Couplings designed specifically for use with flexible hoses.

Applications
Used extensively for LPG, cryogenic liquids and most hazardous chemicals.

Connections
Flanged variations, 1" to 8" to most standards including: ANSI; BS; DIN; ISO. Threaded variants also available.

Materials
Standard material: Stainless Steel. Duplex. Hasteloy and Monel available on request.

Seals
Most elastomeric seal types available PTFE encapsulated; solid PTFE

Sizes
1.5", 2.5", 3", 4", 6" and 8" or metric equivalents.

Testing
Each coupling rigorously pressure tested and uniquely numbered prior to despatch. The couplings are also made to ANSI, ISO and DIN standards. However the overall lengths remain as shown in the table.

Coupling
Size
Flange
Rating
Overall
Length
(mm)
Weight
(kg)
Materials
1.5 1.5" ASA 300* 166 7 Main body S/S 316 C16
2.5 2" ASA 300* 201 12.9 Other materials on request
3 3" ASA 300* 360 24 Not available in carbon steel
4 4" ASA 300* 340 40 Seals, elastomers, PTFE
6 6" ASA 300* 480 100 Alternative flanges available
8 8" ASA 300* 648 203 Threaded versions on request
   
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