MODEL 80H STAINLESS STEEL LOW PRESSURE FLEXIBLE COUPLING

The Model 80H is designed for high-pressure applications including RO and desalination systems. The 80H is available in strong and anti-corrosive alloys of 304,316,316L Stainless Steel, Duplex CD3MN(2205), Super Duplex CE8MN, and CE3MN(2507). The 80H features 304 or 316 bolts and silicone bronze heavy nuts to help prevent galling during repetitive use.

Sizes-Inches：

3/4"to 3"(DN20-DN80) 1500Psi (105bar)   

4"to 12"(DN100-DN300) 1200Psi(83bar)
Rated working pressure :

1500Psi(105bar) Sch.40S,cut groove only

MODEL 80H MATERIAL SPECIFICATION

Housings:

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

n Type 316 to ASTM A351 CF8M

n Type 316L to ASTM A351 CF3M

n CE8MN to ASTM A890 Grade 2A

n Austenic 904L（CN2MCuN）to A351

n Duplex 2205(CD3MN) to ASTM A890 Grade 4A

n Austenic 254 SMO (CK3MCuN) to A743

Rubber Gaskets:

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

Bolts: Type 316 stainless steel track bolts ASTM A-193 B-8M

Nuts: Type 316 stainless steel nuts ASTM A-193 B-8M

  Silicon bronze heavy-duty nuts ASTM B98 C65100 for option