0577-5891 7200
Online Consultation
RichScan
Scan QR code and consult us
All the designs met the criteria of API 6D et al.
Full ports or reduced ports
Fire safety test design
Anti-static design
Anti-burst stem
Overpressure self-relief valve seat design
Integral locking device
The bearing welding end comply to ANSI / ASME B16.11
Threaded ends conforming to ANSI / ASME B1.20.1