Double Flap Butterfly Check Valve

The company's metallurgical special valves are mainly used in energy-saving and emission reduction systems such as blast furnace gas dry dust removal and gas recovery in the metallurgical industry, with a domestic market share of more than 70%. Energy and petrochemical valves with harsh working conditions and low leakage requirements are the main domestic suppliers of nuclear-grade butterfly valves and ball valves.

Classification:

Introduction

Product caliber: DN50~DN600
Pressure Rating: PN16~PN420
Main material: carbon steel, austenitic stainless steel, duplex steel
Connection: flange, butt welding
Sealing surface form: hard seal
Standard
Design standard: API594
Valve body structure: API594
Flange: ASME B16.5
Temperature and pressure rating:ASME B16.34
Test and inspection: API 598

The company's "butterfly ball" brand is a well-known trademark in China, the "magic" brand has completed the Madrid international trademark registration, and the "STV" brand has completed the Chinese trademark registration. The company has passed the API certification of American Petroleum Institute, BV certification of French Classification Society, ISO9001 quality management system, ISO10012 measurement management system, ISO14001 environmental management system, GB/T45001-2020 occupational health and safety management system, GB/T29490 intellectual property management system certification and CNAS laboratory accreditation.


Key words:

Special valves for the metallurgical industry

Hydrogen valves

Flange forgings