Product Usage

Hard sealing butterfly valve with precision J-shaped elastic ring and three eccentric multi-level metal hard seal structure, is widely used in the medium temperature ≤ 425 ℃ metallurgy, electricity, petrochemicals, and water supply and municipal construction and other industrial pipes, For regulating the flow and the use of fluid flow

【Product Features】

1, hard sealed butterfly valve with three eccentric sealing structure, valve seat and disc almost no wear, with the more tight concept of the sealing function

2, the choice of stainless steel ring, with a metal seal and elastic seal the dual advantages of both in the case of low temperature and high temperature, have excellent sealing performance, corrosion-resistant, long life and other characteristics

3, butterfly plate sealing surface using cobalt-based carbide, sealing wear-resistant, long life 4, large-size butterfly plate with a quill frame structure, high strength, over-current area, flow resistance is small

5, hard sealed butterfly valve with two-way sealing function, the installation is not subject to the flow of media restrictions, nor affected by the location of space can be installed in any direction

6, the drive can be multi-station (90 ° or 180 ° rotation) installation, user-friendly [Executive Standard]

Design specification: GB / T 12238

Structure length: GB / T 12221

Flange connection: GB / T 9113

Tests and tests: GB / T 13927

Product identification: GB / T 12220