■ introduction

This product is suitable for wave, gas medium pipeline and equipment, as a connection and cut-off use. It is especially suitable for two-way flow pipeline and straight through flow channel, with small flow resistance, less effort in opening and closing, less water hammer, easy installation, and suitable for confined space. If the hand wheel is turned clockwise, it is closed, otherwise it is open. It is not allowed to use any lever.

Main parameters

Nominal pressure: PN1.6MPa

Nominal diameter: dn40-dn250

Applicable medium: water, oil, steam and non corrosive medium

Applicable temperature: < 150C

Main component materials: gray cast iron, brass, carbon steel

Executive standard: gb5135.6-2003

Test standard: gb5135.6-2003