Model 75L (SS-350)  Flexible Coupling is designed for low pressure MF/UF/RO systems.

It is made of CF8(304) or CF8M(316) with 304 or 316 bolts and nuts.

 

Size-Inches/DN: 

3/4" to 8" (DN20 to DN200)

 

Rated working pressure:

 350psi(25bar) cut groove only

 

Housings:

Type 304 Stainless steel to ASTM A351 CF8 or A743 Gr . Cf8

Type 316 to ASTM A743 CF8M

Type 316L to ASTM A743 CF3M

Duplex 2205 to ASTM A890 4A

Super Duplex to ASTM A890 5A

Duplex 254SMO to ASTM A351 CK3McuN.

 

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 304 stainless steel bolts and heavy duty

nuts conform to ASTM F-593

Type 316 stainless steel bolts and heavy duty nuts conform to ASTM F-593