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