High Pressure Needle Valve is a precise adjustment of the valve, the use of a wide range, such as flame cutting with cutting distance, adjust the flame temperature knob is a needle valve. Instrument needle valve is an important part of the instrument measuring pipeline system, mainly includes globe valve and ball valve, its function is to open or cut off the pipeline access.
Series - 3000 psi - 10000 psi
Design Features
- A dust-proof cap is supplied on the top of the stuffing box gland which can protect the stem thread from the outside impurities
- The stuffing filling is under the thread to effectively protect the lubricating grease from being brushed away
- The core and the stem is of lapped joint with the functions of up sealing
- Vertical hard sealing is used between the core and the body, also between the seat and the body
- Non-rotational ball-shaped stem head and adjustable stem head can be supplied
Product Specifications
- Size 1/4″-1″ DN6-DN25
- Pressure Class 3000 psi - 10000 psi
- End Connection BW, SW, NPT (M, F), BSPT (M, F)
- Body Material SS316, A105
- Disc Material SS316, A105
- Seat Material SS316
- Stem Material SS304, SS316
- Design Standard ASME B16.34
- Face to Face Standard ASME B16.10
- Test Standard API 598, JB/T 9092, GB/T 13927
- Temperature Range -15℃~230℃
- Actuator Options Manual
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Structure Style
- Full Port
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Connection Standard
- Butt Weld: ASME B16.25, GB/T 12224