Henan Qianli Machinery CO. Ltd is a profession manufacture of Farm Tractor, rice machine, Reaper Machine, Power Tiller, garden machine and other farm implements. Our factory was established in 1987 and has more than 30 years of production and sales experience. We focus on providing customers with high-quality products and excellent services.
The seeder machine can be used for planting corn, vegetable seeds, etc., with simple structure and easy operation.
Manual Seeder,Manual Corn Seeder,Two Barrel Manual Seeder,Agricultural Seeder Machine Henan Qianli Machinery Co.,Ltd. , https://www.hnchalion.com
Check valve technical parameters and application characteristics
Technical Specifications: Nominal diameter: 21/16 "~ 41/16" Working pressure: 2,000 ~ 15,000 PSI Temperature: -60 ° C ~ + 121 ° C (K, U) Product Specifications: PSL3 ~ 4 Product Performance Level: PR1 ~ 2 Material Grade: AA ~ FF Applications: - Drilling and Completion Systems. Features: - One-way flow of working medium. - Seat sealing surface surfacing Carbide, corrosion-resistant, erosion-resistant.