Wafer Butterfly Valve Extended Bonnet | |
General: | 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. GG25 / GGG40 Wafer Butterfly Valve Extended Bonnet applies to the underground 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 | |
The extended material: Cast Steel/Stainless Steel. | |
Design Standard: | API 609/ISO 5752/BS5155 |
Flange Standard: | ANSI 125#/150#; |
JIS 5K/10K/16K; | |
DIN 2501 PN6/PN10/PN16/; | |
BS 4504 PN10/PN16 | |
Usage: | This product mainly applies to the underground pipeline or not closing valve extended transmission device. |