Premium Pneumatic Double Offset Butterfly Valve for Power and Environmental Engineering with ISO 9001 Certified Manufacturing (Flanged-or-Lug, Zero-Leakage)

We are a professional valve manufacturing factory with independent workshops, CNC production lines and complete pressure & tightness testing equipment. We support in-house production, customized processing and OEM & ODM export without middleman markup.

Customization is available, including body engraving, logo printing, customized packaging, material upgrade, dimension modification and actuator matching. We can develop new molds strictly according to your drawings and parameter lists.

We supply Material Test Certificate (MTC), hydrostatic test report and factory inspection certificate. Certifications like CE, ISO, WRAS, DNV and customs documents including CO, FORM A can be applied upon request.

Valves are packed with bubble wrap, inner box and export carton or wooden case to avoid damage. We offer FOB port, CIF destination port and DDP door-to-door delivery, with sea freight, air freight and express delivery available.

18-month warranty from shipment date or 12 months after installation (whichever comes first). Free spare parts or replacement will be offered for quality defects caused by factory production. Damage from incorrect installation, foreign particle abrasion or over-limit working condition is not covered by warranty.