1. Design and manufacture of products with advanced foreign standards, sealed reliable and excellent performance. 2. Reasonably compact design, modeling appearance. 3. Wedge used elastic damper structure, set up large-caliber Rolling accomplished easily. 4. Valve material varieties complete packing, gaskets according to the actual conditions or reasonable matching user requirements applicable to a variety of pressures, medium temperature and conditions. 5. Using a variety of domestic and international distribution pipe flange standards and flange sealing surface of the form, meet project needs and user requirements.
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