High-Pressure Pig Launcher & Receiver – Efficient and Safe Pipeline Cleaning Solution

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  • China Athena Double Eccentric Butterfly Valve Manufacturer | EN593 Water Valve Supplier manufacturer
  • China Double Eccentric Flange Butterfly Valve manufacturer

    Double Eccentric Flange Butterfly Valve

    RKS fluid was founded in 1997. We are a production workshop for both foundry and machining, research & development center, and quality inspection cent...

  • China Swing check valve manufacturer

    Swing check valve

    Swing check valve is mounted with a disc that swings on a hinge or shaft. The disc swings off the seat to allow forward flow and when the flow is stop...

  • China Hydraulic Control Valve manufacturer

    Hydraulic Control Valve

    Features: Fully bore globe pattern design, lowest head loss while fully open Keep stable working condition even the flow rate close to zero High sens...

  • China Ball Check Valve manufacturer

    Ball Check Valve

    Ⅰ Business area: fluid control products, technology and environmental protection products. Ⅱ Advanced CNC machining centers, professional process ce...

  • China Metal Seated Gate Valve manufacturer

    Metal Seated Gate Valve

    RKS fluid was founded in 1997. We are a production workshop for both foundry and machining, research & development center, and quality inspection cent...

  • China Resilient Seated Gate Valve manufacturer

    Resilient Seated Gate Valve

    Series: SASQUATCH series soft seal gate valve Port size: DN50 - DN900 (NPS2-NPS36) Pressure rating: PN10, PN16 Temperature: 0℃~80℃ Connection: Flange Certificate: CE ,WRAS,API,OHSAS18001:2007,ISO9001:2015

  • China Resilient Seat Butterfly Valve manufacturer

    Resilient Seat Butterfly Valve

    Series: HYDRA Series Resilient Seat Butterfly Valve Temperature: -29℃ ~ +120℃ Pressure: PN6, PN10, PN16(Class 150) Port Size: DN32-DN2400(NPS1 1/4-NPS96) Power: Manual, Electric, Pneumatic, Hydraulic

News

The Difference Between A Lug and Wafer Butterfly Valve

The Difference Between A Lug and Wafer Butterfly Valve

2019-02-12 16:59:28

Butterfly valves have been around for a long time, and are used for a variety of applications. They made their first appearance during the 1930s, and have been utilized by several industries ever since. Often made out of cast iron, butterfly valve's name is based from the functionality of its disc.

Wafer type butterfly valve installation instructions and steps

Wafer type butterfly valve installation instructions and steps

2019-01-03 16:27:13

The wafer butterfly valve is one of the most common types of valves in industrial pipelines. The structure of wafer butterfly valve itself is relatively small. It is only necessary to put the butterfly valve in the middle of the flange at both ends of the pipe, and use the stud bolt to pass through the pipe flange and the pair.

Manual valve operation method

Manual valve operation method

2019-04-01 11:50:16

The manual valve is a valve operated by the handle and the hand wheel, and is a commonly used valve on the equipment pipeline.

Twenty-five Taboos for Valve Installation

Twenty-five Taboos for Valve Installation

2019-09-06 10:23:57

Valves are the most common equipment in chemical companies. It seems easy to install valves, but if they are not implemented in accordance with the re...

Valve common standards and differences

Valve common standards and differences

2019-05-07 17:37:21

DIN standard now uses EN standard structure length
EN 558-1 PN flange connection valve construction length (instead of DIN 3202), EN 558-2 CLASS flange connection valve construction length (instead of BS2080), EN 12982 butt weld end valve construction length (instead of DIN 3202), DIN standard The length of the structure including the length of the API valve is basically the same as the length of the GB...

Resilient Seated Gate Valve

Resilient Seated Gate Valve

2022-10-17 16:09:38

Resilient-seated gate valve with bolted cover connection; made of ductile iron materials and with epoxy coating, designed as both clockwise and anti-c...

Butterfly Valve Seat & Seal Ring Replacement Method

Butterfly Valve Seat & Seal Ring Replacement Method

2021-02-01 18:14:53

The butterfly valve disc is a key component of the butterfly valve, which acts on closing and opening and closing. Butterfly valve seat and butterfly ...

What's the working principle of Kieselguhr Filter?

What's the working principle of Kieselguhr Filter?

2019-07-01 13:05:32

What is Kieselguhr Filter? What's the working principle of Kieselguhr Filter? The kieselguhr filter (Candle filter /  Cake Filter) which we for customized for fluorine chemical plant six more lithium fluoride phosphate phosphorus process have been installed and working for two years

New designed PTFE  RPTFE sealing replaceable seat high performance butterfly valve

New designed PTFE RPTFE sealing replaceable seat high performance butterfly valve

2022-04-24 10:39:22

MINOTAUR series replaceable seat high performance butterfly valve

Contact us

RKSfluid Flow Control Company

Web: www.rksfluid.com
Tel:  +86 24 2318 0188
Fax: +86 24 2318 0788
Mail: info@rksfluid.com

High-Pressure Pig Launcher & Receiver – Efficient and Safe Pipeline Cleaning Solution

2025-09-26 16:47:57

The pig launcher and receiver are essential equipment for pipeline cleaning and pigging operations. They are designed to safely send and receive pipeline pigs in oil, gas, water, and chemical pipelines. Our units combine high-pressure reliability, durable materials, and flexible installation options, suitable for both onshore and offshore applications.

Main Components:Quick-Opening Blind Flange、Barrel Body、Reducer Pipe、Saddle Support

Technical Specifications

Pipe Size 6"-36"(customizable up to 60")
Pressure Ratings 150#-600# standard; higher ratings up to 35 MPa customizable 
Configuration Horizontal, vertical, or inclined installation 
Materials Carbon steel, stainless steel, alloy steel 
Design Standards ASME B31.4/B31.8, API, PED
Corrosion Allowance 2mm
Seismic Resistance Level 7
Applicable Media Crude oil, refined oil(gasoline, diesel), natural gas, water, chemical raw materials 
Applications Onshore, offshore, and deepwater pipelines

*Note: Customization is available for larger diameters, higher pressures, and special materials based on project requirements.

Operation Process:

  • Launching (Sending the Pig): Close the inlet and launch valves, open the main valve 1 to empty the launcher barrel, insert the pig through the blind flange, then close the blind flange. Open the inlet valve and the launch valve; the pig indicator shows the pig has been sent. Close the inlet and launch valves, and reopen the main valve 1.
  • Receiving (Collecting the Pig): Close the main valve 2, open the receiver and outlet valves. Once the pig indicator shows the pig has entered the receiver, open the main valve 2, then close the receiver and outlet valves. Empty the receiver barrel and open the blind flange to remove the pig.

Key Advantages:

  • High safety and reliability for high-pressure pipelines
  • Clear and intuitive operation with pig indicator
  • Suitable for multiple media including oil, gas, water, and chemicals