Ningbo Huijie Steel Pipe producing OCTG steel pipes,oil field drill pipes,oil and gas line pipes,drill pipes and
seamless casing pipes,prestressed heat insulation tubing,the steel pipes used for transportation oil,natural gas,
oil field drilling,the sizes from 1/8" till 10" according to the API 5L,API 5DP,API 5CT.
The mainly steel grade:
API 5L/A106/A53 Steel Grade:Gr.B,Gr.A,X42,X46,X52,X56,X70
API 5DP Steel Grade:E-75,X-95,G-105,S-135,R780
API 5CT Steel Grade:J55,K55,N80,L80,P110,Q125
Seamless Tubes,Seamless Pipes,Api 5L Seamless Pipes,Seamless Stainless Steel Tubing Ningbo Huijie Steel Pipe Manufacturing Co.,Ltd , https://www.hjbearingtube.com
Flanged Ends Ball Type Check Valve
BALL CHECK VALVE ANSI 125
DESCRIPTION
This ball check valve is designed for silent closing, effectively eliminating water hammer. It features a full bore flow design, offering large flow capacity with minimal resistance. Compared to swing check valves, the head loss is reduced by up to 50%. The valve can be installed horizontally or vertically. It operates within a temperature range of -10°C to +80°C and is suitable for water, sewage, heavy, and viscous liquids.
TECHNICAL SPECIFICATION
- Threaded ends: DN25 to DN80
- Flanged ends: DN40 to DN400
- Thread type: BSP or BSPT
- Flange type: EN 1092-2 PN10/16, Table D & E
- Max working pressure: 16 bars
- Operating temperature: -10°C to +80°C
- Minimum backpressure for tightness: 0.3 bar to 0.5 bar
- Face-to-face dimensions for flanged type: EN-558-1 series 48 (DIN3202 F6)
APPLICATIONS
Ideal for pumping stations handling clean water, sewage, and loaded or viscous fluids.
KEY FEATURES
- Full bore design ensures unobstructed flow
- Self-cleaning ball for reliable operation
- Low pressure drop and quiet operation
- Removable bonnet allows maintenance without pipeline disassembly
- Suitable for both horizontal and vertical installation
TESTING
- Seat test: 1.1x normal pressure
- Body test: 1.5x normal pressure
MATERIALS
The cast iron check valve consists of the following components:
| Part No. | Part | Material Specification |
|----------|------------|--------------------------------|
| 1 | Body | EN-GJS-450-10 |
| 2 | Ball | Aluminum + EPDM |
| 3 | Cover | EN-GJS-450-10 |
| 4 | Bolt | Carbon Steel, Zinc Plated |
| 5 | Nut | Carbon Steel, Zinc Plated |
| 6 | Flat Washer| Carbon Steel, Zinc Plated |
| 7 | O-Ring | NBR |
This valve is manufactured under strict quality control, complying with CE and ISO 9001 standards. It is produced in Laizhou, Yantai City, Shandong Province, China. The HS Code is 8481804090. It is available as OEM.
With its robust construction and advanced design, this ball check valve is an ideal choice for industrial applications where reliability, efficiency, and durability are essential.