DBB Double Ball 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 diameter: DN15~DN300
Pressure rating: PN16~PN250
Main materials: Carbon steel, austenitic stainless steel, duplex steel
Connection method: Flange
Seal face type: Soft seal
Operation method: Manual, electric, pneumatic, turbine drive
Standards
Design standard: API6D
Valve body structure: API6D
Flange: ASME B16.5
Temperature and pressure rating: ASME BT6.34
Testing and inspection: API6D

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