Centrifugal Pump Parts,Centrifugal Pump Components,Centrifugal Pump Spares,Centrifugal Pump Parts Assembly Dandong Haichuan Machinery Co., Ltd. , https://www.ddhccasting.com
Cast and ductile iron swing check valves are automatic devices that open under fluid pressure and close when flow reverses. The design takes into account water hammer effects, ensuring reliable performance in industrial applications. These valves are ideal for water systems where unidirectional flow is required.
- **Flow Direction:** Unidirectional
- **Standard:** DIN
- **Application:** Industrial Water Use
- **Model No.:** H44X
- **Disc Material:** GGG40/50 with D.I + EPDM coating
- **Coating:** Epoxy coated to a thickness of 300 microns
- **Pressure Rating:** PN10 / PN16
- **Body Material:** GGG40 / GGG45 / GGG50
- **Shaft Material:** SS420 / SS431
- **Seal Material:** NBR / EPDM
- **Trademark:** WALTER or No Brand
- **Packaging:** Bubble bags and wooden case
- **Size Range:** DN50 - DN600
- **Origin:** Suzhou, Jiangsu
- **HS Code:** 8481300000
The valve body and bonnet are made from high-quality cast iron, while the stem is crafted from stainless steel for durability. Bolts and nuts are made from SS304, ensuring strong and long-lasting connections. The disc is constructed from GGG40/50 and coated with EPDM for enhanced sealing performance.
Both internal and external surfaces are coated with epoxy resin, providing excellent corrosion resistance. Flanges are manufactured according to BS4504 and ISO 7005 standards, with face-to-face dimensions following BS 5153 and DIN 3352.
These valves operate at working pressures up to PN10/PN16 and are available in sizes ranging from 1" to 24". They are widely used in industrial water systems, offering efficient and dependable performance.
July 30, 2025