Cast Iron Lug Type 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
