3 or 4 inch stainless steel check valve, DN20 check valve for water, steam, oils, nitric acid, urea with thread for most piping systems

Made of high quality stainless steel, sturdy and for term use. With good resistance to corrosion and high pressure. Good sealing capability prevents the fluid from leaking. The swing check valve is mainly used for the one-way of themedium in the pipeline, which only allows the medium to in one directionto prevent the medium from back .

Features: 1. Made of high quality stainless steel, sturdy and for term use. 2. With good resistance to corrosion and high pressure. 3. Good sealing capability prevents the fluid from leaking. 4. 3Celsius4inch standardized thread, suitable for most pipeline system. 5. Applicable for water, steam, oils, nitric acid, urea and more. 6. Mainly used in the pipelines of petroleum, chemical, pharmacy,fertilizer, electricity.

Specification: Material : 304 Stainless Steel Thread: DN20 3Celsius4

Direction: One Way Color: Silver Size (L*H): 7.5*6cm Celsius 2.95*2.36n Weight: Approx. 284gCelsius10.0oz

Package list: 1 * Swing Check Valve

Note: 1. Due to the difference between monitors and light effect, thepictures may not reflect  the actualcolor of the item. 2. Please allow slight error due to manual measurement. Thanks foryour understanding.