Specification :

Full PTFE Coated Butterfly Valve

Material:

The body material: GG25/ GGG40/ GGG50/ CF8/ CF8M
The disc material: DI/ SS304/ SS316/ AL-BZ
The stem material: SS410/ SS416/ SS420/ SS304/ SS316
The seat material: PTFE

Applicable medium:

hydrofluoric acid, phosphoric acid, alkali chlorine, with the corrosive medium.

Design Standard

API 609/ ISO 5752/ BS5155

Flange Standard

ANSI 125# / 150# ; JIS5K/ 10K/ 16K; DIN2501 PN6/ PN10/ PN16/ ; BS4504 PN10/ PN16

Features

1. The body is designed, and half axle shaft without pin connections.
2 disc outside line 3-5mm thick PTFE seat and disc, using ball seal. Smooth transition open, reduce the friction torque, reduced, more reliable seal.
3 all contact with the media part adopts the F4 materials, and guarantee and medium complete isolation and long service life.
4. According to user' s requirements, the choice of very convenient installation and drive mode.