特派阀门生产有限公司

JB/T 8691 Knife Gate Valve Fabricator: Flanged Knife Gate Valve, compliant with JB/T 8691 standards, available in sizes 2 to 24 inches, pressure classes 150 to 300 LB. Features flanged ends with operation options of lever or gearbox, tested in accordance with GB/T13927 standards.For more，know more about China Manufacturers.