High-Quality Check Valve | Automatic Non-Return Valve for Industrial Pipelines. Our Check Valve prevents media backflow, protecting pumps, compressors, and pipelines from damage without external power. Available in swing/lift/dual plate/ball types, made of carbon steel/stainless steel/brass/PVC. Suitable for water, oil, gas, chemicals with max temp 550℃ and pressure 32MPa. Ideal for water supply, oil & gas, chemical, HVAC, fire protection systems. Customizable sizes (DN10-DN1800), pressure ratings (PN1.6-PN33), and connections (flanged/threaded/wafer). Factory direct supply with reliable sealing and low maintenance—contact us for free quotation!
| Detailed Feature: | |
| Accurate in reading drawings & Fast in delivery & Exact dimension control & 100% quality control & OEM Service & Strict material inspection & Prompt quote & lead time guarantee | |
| 1.Product Name: | Check Valve |
| 2. Material: | Gray Iron, Ductile Iron,Carbon Steel,Alloy Steel |
| 3.Material Standard: | ASTM,AISI,ASME,SAE,NF EN,DIN EN,ISO,BS EN,SS,etc. |
| 4. Items: | FOB Ningbo or Shanghai,China |
| 5. Lead time: | 30~40 days |
| 6. Place of origin | Ningbo, China |
| 7. Software for specification drawings: | PDF, Auto CAD, Solidworks, JPG, ProE,etc. |
| 8. Main production equipments: | Mold build, CNC-machine-center, Lathe, Milling machine,Drilling machine,Boring Lathe,Grinding Machine, Heat treatment Furnace. |
| 9.Heat Treatment Machine: | Mesh-Belt-Furnace,Carburizing Quench Furnace,Chamer Furnace,etc. |
| 10.Surface Treatment: | Cold/Hot Zn Plating,Blackening Treatment(Salt Spray Test 48-96 hours),Ni Plating,Cr Plating,Spraying Undercoat,Anti-Rust Paint,Surface Paint,Plastic Paint,Coated Anti-Rust Water,Anti-oil,etc. |
| 11.Surface Heat Treatment: | Medium Frequence Quenching,High Frequence Quenching and Carburizing and Quenching,Oil Quenching,Water quenching,Normalizing,Temper,Annealing,etc. |
| 12.Dimension Inspection: | Calipers,Height Laugue,Micrometer Calipers,Inside Caliper Gauge,Angle and R Gauge,Three coordinates measuring instrument. |
| 13. Productivity: | 50000 pcs / year |
| 14. Packaging: | Wooden package after mandatory treatment or other |
| 15. They are using for mining equipment，Construction equipment，Agricultural equipment and others. | |
| 16. We make valve casting，machining,investment casting ,Lost wax casting,Lost foam casting,Silica sol casting and steel sand casting in Ningbo, China | |
| 17. Export Markets: ① Australia Valve Casting parts; ② America, U.S.A. United States Valve Casting parts; ③Canada Valve Casting parts; ④ U.K. England, Britain Valve Casting parts; ⑤ Germany Valve Casting parts; ⑥ France Valve Casting parts; ⑦ Italy Valve Casting parts ⑧ Spain Espana Valve Casting parts; ⑨ Holand Valve Casting parts ⑩ South Africa Valve Casting parts; ⑾ Danmark Valve Casting parts ⑿ Sweden Valve Casting parts; ⒀ Finland Valve Casting parts | |
| 18.Supplier:China Valve Casting factory;China Precision company;China Co.,Ltd;China Valve Casting INC;China Valve Casting corporation;China Valve Casting Manufacturer;China Valve Casting supplier; China Valve Casting parts, China Valve Casting foundry. | |
| 19.Relationship Information:Ningbo Valve Casting factory;Ningbo Precision company;Ningbo Valve Casting Co.,Ltd;Hangzhou Valve Casting factory;Hangzhou Valve Casting company;Hangzhou Valve Casting Co.,Ltd;Zhejiang Valve Casting company;Zhejiang Valve Casting Co.,Ltd. | |
| If you have any other question, please feel free to contact us. | |
Room 1208, Taikang zhong road 499#,Yin zhou district,Ningbo,China
+86-574-28862606
+86-574- 28862660
sales@nbpft.com / parfectsales@cnool.net