"The Model 77DX is designed for high pressure applications including RO and desalination systems. The 77DX is available in strong and anti-corrosive alloys of 2205 Stainless steel. The 77DX features 304 or 316 bolts and silicone bronze heavy nuts to help prevent galling during repetitive use."

Specification

"Sizes-Inches/DN

3/4″ to 12″ (DN20 to DN300)

Rated working pressure:

1200psi (83bar) Sch40S, cut groove only"

Components

"Housings:

2507

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: 

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

Nuts:

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

Silicone bronze heavy duty nuts to ASTM B98 C65100 for option"