api 6a needle choke valve for wellhead
Specification:
Working pressure: 2000PSI~15000PSI
Nominal diameter: 1-13/16”~ 7-1/16” (46mm~180mm)
Temperature rating: -46℃~121℃ (LU Grade)
Material class: AA,BB,CC,DD,EE,FF,HH
Product specification level: PSL1~4
Performance level: PR1~2
Working medium: Petroleum, Natural gas, Slurry, Including H2S, CO2 gas
Sanmon provides flow solutions for a range of applications, including:
high erosion
high pressure
high temperature
The needle, trim and seat are made of alloy steel with hard washing to ensure the safety and
reliablity of the valve under pressure. The valve is according to API 6A to design and manufacture. The structure is simple and reliable even which is applied in the pipes with impurity. The
adjustable choke valve (Needle valve) is applied in oil and gas wellhead equipment and other manifold and high pressure pipe.
The main characteristic:
1. The trim and seat of choke valve are made of alloy steel.
2. The feature is hard washing and reliable.
3. The adjustable choke valve is applied by needle structure which is used in oil(gas) equipment.
The standard: API SPEC 6A and SY/5127 Swing, Assembling and Maintaining
1) Swing: In the process of swing, we shall keep the valve stable in order to prevent valve from
damage.
2)Assembling: Before installation, the pipeline should be cleaned. We should keep the valve away
from heavy hammering in the process of installation.
3)Using: The valve is closed in clockwise and opened in counterclockwise; It should be strictly
carried out in accordance with the relevant safety rules.
4, Maintaining: The valve should not be stored in the open air and kept away from fire. The
suitable temp. Is 0° C~30° C. We should grease the main valve parts regularly.
5, The ways to possible breakdown:
1)The sealing problem We should cut off the line and check it step by step. If the machine parts
are broken down, we should replace and install the new ones...
2) The packing problem Tightening up packing gland slightly or cutting off the line and replace
packing
Sanmon Machinery Equipments Co., Ltd. provides many kinds
of wellhead equipment, such as casing head, tubing head,
x-mas tree and some parts. All our wellhead products are according to API6A&16A.
We not only have standard design wellhead products, but also provide products according to customer's requirements.
package and delivery
Sanmon Machinery equipments ltd. is a professional team and a loyal friend,which has cooperated with customers from around the world. Clients come first!
Our commitment to quality is not not delivering qualified goods but also an attitude throughout our team.We are responsible for every step of our cooperation.