High Performance Butterfly Valve LUG

 

High-performance wafer Butterfly Valves are manufactured according to the latest edition of API Standard 609 and tested according to API Standard 598.

 

General of applications

Featuring an eccentric structure for the disc and sealing ring, these valves boast a compact design, small footprint, lightweight construction, reliable sealing performance, and a long service life. With regulating and shut-off capabilities, they are widely utilized in various industries including metallurgy, chemicals, electricity, textiles, food processing, pharmaceuticals, and paper manufacturing for controlling and isolating media. The series includes valves with PTFE seat sealing structures, PTFE+Metal seat ring sealing structures, and zero leakage levels. The flow characteristic approximates an equal percentage.

 

Applicable Standards:

● Butterfly valve design: API 609, ASME B16.34

● Face-to-face dimensions: ASME B16.10/API 609

● End flanges: WAFER/LUG, ASME B16.5

● Inspection and testing: API 598

 

Ratings and Specifications:
Pressure ratings: ASME CL 150, 300, 600
Temperature range: -50°C to 200°C
Sizes: 2" to 48"

 

 

Technical data
Design	API609
Face to Face	ASME B16.10/API 609
Pressures range	ANSI 150 ~ANSI 600 ,PN6~PN100
Size range	DN50(2") ~DN1200 (48")
Body Material	Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel. Etc.
	NACE MR-01-75/NACE MR-01-03 Special Requirements
Face to Face	ASME B 16.10, API 609
WAFER/LUG Ends	ASME B16.5
	BS 4504, DIN 2543-2545, EN1092
Temperature range	-196°~ 600°C
Design Feature
Construction	Double offset type
Disc Type	oval-shaped
Seat Sealing	PTFE/RPTFE
Valve Operation	Gear, pneumatic, Hydraulic, and Electric actuators.
	Bypass, locking devices, extended stem, etc
Fire Safe Design	API 607, API6FA ,BS6755
Inspection and Test
Visual Inspection	MSS SP55
Material Inspection	PMI Test----Chemical Analysis
	HB Test---Hardness Test
	UT---Ultrasonic Test
	RT---Radio-graphic Test
	MT---Magnetic Test
	NDT Test Non-destructive
Dimension inspection	According to drawings
Valve Inspection and Test	API 598, DIN 3230, EN 12266, BS 5146

 

The main characteristic of the products

1. High-Performance Regulating and Cut-Off Type: Our product can serve as both a regulating and cut-off valve, offering versatile functionality.

2.Excellent Isolation and Flow Control: It provides superior isolation for gases and liquids and precise flow control characteristics.

3. Long Service Life: The seat's opening and closing mechanisms generate minimal friction and have no binding, ensuring a long operational lifespan for the valve.

4. Adjustable Sealing Performance: The sealing ring's sealing performance is easily changeable and adjustable, allowing customization to suit specific needs.

5. Low Operating and Reliable Shut-Off Torque: The valve boasts a low operating torque and a dependable shut-off torque, enhancing overall efficiency and reliability.

6. Fire-Safe Design Option: Upon customer request, the valve can be designed with a fire-safe structure to meet specific safety requirements.

 

 

 

 

 

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