NST shows large-diameter rubber-lined butterfly valves at IFAT Munich

Newstar Valve (Zhengzhou) used IFAT Munich to pitch large-size rubber-lined butterfly valves for municipal waterworks, wastewater and industrial fluid systems. The company highlighted DN3000 capacity, customization options and global service support as buyers look for reliable, low-leakage flow control equipment.

Why it matters: - Municipal water, sewage and industrial systems need valves that can handle high flow, corrosive media and long service life. - Large-diameter rubber-lined butterfly valves can reduce pressure drop, simplify piping layouts and lower pumping energy in major water networks. - Buyers at IFAT Munich were focused on reliability, corrosion resistance and zero-leakage sealing under heavy hydrodynamic loads.

What happened: - Newstar Valve (Zhengzhou) Co., Ltd., also presented as NST, displayed its flow control products at IFAT Munich. - The company promoted large-size rubber-lined butterfly valve solutions for municipal and industrial applications. - The event brought together water management professionals, municipal engineers and industrial procurement teams.

The details: - NST said its rubber-lined butterfly valves use vulcanized or resilient elastomeric linings such as hard rubber or natural rubber bonded to the body interior. - The lining isolates the metallic valve body from raw water, municipal sewage and mildly aggressive chemicals. - The design is intended to reduce internal degradation, tuberculation and hydrodynamic resistance. - NST said it manufactures extra-large nominal diameter valves up to DN3000 for transmission mains and intake plants. - The company offers flange standards in ANSI, DIN, BS or JIS configurations. - NST offers disc materials including ductile iron with protective coatings, stainless steel and duplex stainless steel for seawater use. - The company provides elastomeric seat compounds tailored for temperature, abrasion and chemical exposure. - Drive options include manual gearboxes, pneumatic actuators and electric motorized units integrated with SCADA systems. - NST said its technical team uses finite element analysis and computational fluid dynamics before production to assess stress and flow patterns. - The company said its service support includes pre-installation engineering consultations, commissioning help, maintenance guidance and rapid spare parts delivery. - NST said it has an integrated development, manufacturing and aftermarket service framework. - The company said it originated as ZD and holds more than 40% market share in China's municipal water treatment butterfly valve sector.

Between the lines: - NST is positioning itself as a supplier for large infrastructure projects that need verified performance, not just standard catalog valves. - The emphasis on customization and lifecycle support suggests competition is increasingly centered on project-specific engineering and post-sale service. - The market message at IFAT Munich was about reducing operational risk in water infrastructure, not just selling hardware.

What's next: - NST directed potential customers to its website for product specifications, lining material compatibility charts and custom actuation options at More information. - The company is likely to keep targeting municipal water intake, industrial circulation and wastewater projects through its international sales and service network. - NST said its network covers the USA, Germany, Italy, the Middle East, Africa and Central Asia.

The bottom line: - NST used IFAT Munich to market large-diameter rubber-lined butterfly valves as a corrosion-resistant, customizable option for demanding water and industrial systems.