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SQ947Y,SQ347Y type top-mounted ball valve
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SQ947Y,SQ347Y type top-mounted ball valve

Top-mounted ball valves are widely used in petroleum and natural gas pipelines, as well as in oil production, refining, petrochemical, chemical industry, chemical fiber, metallurgy, electric power, nuclear power, food and papermaking equipment.
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服务热线010-8928 3399
Product introduction
Parameters

【Product use】

Top-mounted ball valves are widely used in petroleum and natural gas pipelines, as well as in oil production, refining, petrochemical, chemical industry, chemical fiber, metallurgy, electric power, nuclear power, food and papermaking equipment.The top-mounted ball valve is easy to disassemble and quickly on the pipeline, and the maintenance is convenient and fast.When the valve fails on the pipeline and needs to be repaired, there is no need to remove the valve from the pipeline. Just remove the middle Flange bolts and nuts, remove the valve cover and stem assembly from the valve body together, and then remove the ball and seat assembly.The sphere and valve seat can be repaired online.This kind of maintenance saves time and minimizes losses in production.

【Product features】

1.Integral valve body design, top-mounted trunnion fixed support, flange or butt welding structure.

2.The Inkonier corrugated spring moves the sealed metal valve seat to the ball, which has the function of two-way sealing of inlet and outlet.

3.Top-mounted design, as long as the valve cover is removed, repairs or replacement parts can be carried out, so that the system can be repaired online.

4.The manual top-mounted ball valve adopts a high-strength integral club structure to ensure the precise positioning of the ball.

5.The valve structure design can be a double cut-off discharge function DBB design and a double isolation discharge function DIB design.

6.Easy to repair, easy to install, and long service life.Without removing it from the pipeline, the inner parts can be repaired and replaced, extending the service life.

【Technical specifications】

Design basis National standard American standard
Design standard

GB/T 12237

API608/API6D

Structure length

JB/T 7745

GB/T 12221

ASME B16.10

Connecting flange

GB/T 9113

JB/T 79

ASME B16.5

MSS SP44

Butt welding end

GB/T 12224

ASME B16.25

Test and inspection

JB/T 9092

API 598/API6D

 

【Product performance specification】

Valve specifications

Applicable temperature(℃)

Applicable media Material Connection method Operation method

2”~48”

DN50~1200

PN16~PN100,

CL150~2500

-196~570°C

Water, steam, petroleum, liquefied petroleum gas, natural gas, etc.

WCB,CF8,CF3,CF8M,CF3M,4A,5A,Monel,Incoloy etc.

Welding, flange Handle, handwheel, gearbox, electric, pneumatic

 

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Contact us

WeChat public account: Beijing Valve General Factory Co., Ltd.

switchboard: 010-8928 3399

fax:010-8928 3802

Sales hotline:010-8928 3800010-8928 3399转2288

mailbox:bvmc@bvmc.cc

Address: No. 3, Lvhai Road, Pangezhuang Town, Daxing District, Beijing

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