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Features
• Simple structure
• Valve stem with surface hardening treatment
• Adopting non-pin four axis connection, two way installation provide the reliability and convenience
• Blow out proof stem
• Top flange ISO 5211
• Isolate the body and stem with medium
• Convenient for on site maintenance
Stem isolated from the medium
Stem and disc connected without pin , after assembled, it become an integral. This structure guarantee the stem do not contact with medium.
Blow out proof stem
Bottom of top flange and stem is processing with a groove, the stem groove is set with an “U †circlip and add O ring to fix the circlip.