API 609 / ISO 5752 / BS5155 Standard Pneumatic Wafer Butterfly Valve

Cast Iron Butterfly Valve is a kind of simple structure,at the same time it can be used for low pressure pipeline medium switch control.,serve as cut off and throttling in the pipeline.

Material:

• The body material: GG25/GGG40/GGG50
• The disc material: DI/SS304/SS316/AL-BZ
• The stem material: SS410/SS416/SS420/SS304/SS316
• The seat material: NBR/EPDM/PTFE/VITON

Design Standard:

API 609/ISO 5752/BS5155

Flange Standard:

ANSI 125#/150#;  JIS5K/10K/16K;  DIN 2501 PN6/PN10/PN16/;  BS4504 PN10/PN16

Features:

• Small in size and light in weight,easy installation and maintenance.It can be mounted wherever needed.
• Simple and cmpact construction,
• Minimized operating torque,energy saving.
• Flow block is small.Excellent regulation perfromance.
• Wide selection of materials,applicable for various medium.