PTFE Lined Butterfly Valve

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.