We are pleased to announce that we have once again passed the American Petroleum Institute (API) quality system audit in 2025. Our certificate number is API 6A-2562....
The 25th China International Petroleum & Petrochemical Technology and Equipment Exhibition
March 26-28, 2025 Beijing China International Exhibition Center (New H...
The working principle of the plug valve is to realize the opening or closing function by rotating 90 degrees to connect or separate the channel opening on the valve ...
API 6A gate valves are mainly used in oil and gas industries for Christmas trees and throttling well-killing manifolds. 
The design and production process of API 6...