
Gao Te 500X Pressure Relief Valve Hydraulic Safety, DN600, ISO 9001. Automatic Pressure Regulation: Automatically regulates pressure levels in municipal, rural, and industrial water systems. Durable Material Construction: Features stainless steel piston cylinder, integral cast piston, and NBR sealing ring. Noise Reduction Design: Large inner chamber reduces cavitation noise and lowers static pressure. Wide Size Range: Available in sizes from DN50 to DN400 (2" to 16"). High Pressure Rating: Nominal pressure rating of PN 16 suitable for various operating conditions. ISO 9001 Certified: Manufactured under ISO 9001 quality management standards. Customizable Logo: Clients can provide drawings for custom logo production at their own cost.