H46W flange clip on butterfly valve (also known as: wafer double disc check valve) using short typestructure size and the double valve flap design. Compared to conventional swing check valve, thevalve has no leakage, the series can be installed at any position, good sealing performance, small vibration, low pressure drop and linear zero ring wear advantage.

Wafer double disc swing check valve H46H/W the implementation of standards:

Design and manufacturing standards: JB/T8937

The valve temperature and pressure standard: GB/T9124, JB/T74

Flange standard: GB/T13402

The length of the structure of standard: JB/T8937

Valve inspection standard: API598

Flange to clamp double valve swing check valve:

304 material: H46W-16P, H46W-25P, H46W-40P, H46W-64P, H46W-100P, H46W-160P

316 material: H46W-16R, H46W-25R, H46W-40R, H46W-64R, H46W-100R, H46W-160R