Dingliu butterfly valves cover DN50–DN1200 in wafer, lug and double-flange designs, from resilient-seated series for water supply and HVAC to double-eccentric high-performance series for petrochemical and power plants. Replaceable EPDM / NBR / PTFE seats, epoxy-coated ductile-iron bodies and gear, pneumatic or electric actuation options keep lifecycle cost low.

Every valve is 100% pressure-tested before shipment — ask us for EPC project references.

Dingliu ball valves feature floating and trunnion-mounted designs for water, oil, gas and industrial applications. Carbon steel and stainless steel bodies, PTFE or metal-seated designs, and manual, pneumatic or electric actuation options provide reliable shut-off and flexible automation.

Every valve undergoes applicable pressure testing before shipment — ask us for project references.

Dingliu gate valves cover a wide range of sizes, pressure ratings and end connections, with resilient-seated and metal-seated designs for water supply, wastewater treatment and industrial pipelines. Ductile iron, carbon steel and stainless steel options, rising or non-rising stems, and manual, pneumatic or electric actuation meet diverse project needs.

Every valve undergoes pressure testing before shipment — contact us for EPC project references.

Dingliu globe valves provide reliable shut-off and flow regulation for steam systems, power plants and industrial pipelines. Available in carbon steel and stainless steel, with multiple pressure ratings, end connections and manual or automated actuation options, they meet diverse operating requirements.

Every valve undergoes applicable pressure testing before shipment — contact us for EPC project support.

Dingliu check valves include rubber flap, swing, ball, silent, lift, single-disc and butterfly types, plus foot valves and slow-closing designs.Designed for water supply, pumping stations and industrial pipelines, they help prevent backflow and protect pumps and pipeline equipment. Available in various sizes, materials and connection types to meet diverse project requirements.

Every valve undergoes applicable pressure testing before shipment — contact us for EPC project support and quotations.