SS-1200 Stainless Steel Flexible Coupling is designed for high pressure RO and desalination systems. It is available in strong and anti-corrosive alloys of Duplex CD3MN (2205) ,Super Duplex CE8MN,CE3MN (2507).SS-1200 features 316 bolts and silicone bronze heavy duty nuts to help prevent galling during repetitive use.

Size-Inches/DN:

3/4" to 12" (DN20 to DN300)

Rated working pressure: 

1200psi (83bar) Sch.40S, cut groove only

Housings:

Super duplex 2507 (CE3MN) to ASTM A890 Grade 5A

Duplex 2205 (CD3MN) to ASTM A890 Grade 4A

Austenic 254SMO (CK3MCuN) to A743

Rubber Gaskets:

The gasket seals  is C-shaped, made of standard gasket  EPDM(ethylene propylene diene monomer) for cold water, hot water, rare acid, oil-free air and multiple chemical product (-50~150 ).It is not suitable for medium like petroleum.

Bolts & Nuts:

Round-head, elliptoid-neck, carriage bolts, type 316 stainless steel bolts and heavy duty nuts conform to ASTM F-593.