
Carbon Steel EPDM Rubber Seat Full Lug Support Worm Gear Butterfly Valve. Versatile Material Options: Body and disc available in cast iron, ductile iron, SS304, SS316, and aluminum bronze. Multiple Standard Compliance: Meets ISO, CE, EN, DIN, JIS, US, and MSS standards for global compatibility. Flexible Customization: Offers full customization, minor customization, and OEM/ODM services available. Robust Pressure Rating: Low pressure design (PN10/PN16) with shell test at 1.5x rated pressure. Quality Assurance: 100% finished product inspection with traceable raw materials and ISO9001:2015 certification. Efficient Lead Time: Off-season lead time within 15 workdays; peak season one month. Professional Manufacturer: Established in 2017 with 33 employees, 2 R&D engineers, and 2 production lines.