
Intelligent Signal Control Water Safety Grooved Like Valve Butterfly Valve Fire Fighting 4 Inch Price. Wide Material Selection: Body, disc, and seat available in cast iron, ductile iron, carbon steel, stainless steel, and various elastomers. Flexible Customization: Offers full customization, minor customization, and flexible options for samples and designs. Strict Quality Control: 100% inspection for finished products with traceable raw materials and dedicated QA/QC inspectors. Multiple Operator Options: Available with lever, gear, bare shaft, electric, or worm gear operators for diverse control needs. Certified Manufacturing: ISO9001:2015 and ISO14001 certified manufacturer with CE product certification. Fast Lead Time: Off-season lead time within 15 workdays; peak season lead time one month.