Joints and Strainers Made in Tianjin China
Pipeline components for thermal expansion compensation, maintenance access and debris filtration in industrial water, heating, petrochemical and power systems, manufactured in Tianjin since 1998.
Joints and Strainers Available From Stock Drawings
Model codes as they appear on our production drawings. Sizes and pressure ratings for each code are confirmed on quotation.

US001 U Type Strainer
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YS006 Y Type Strainer Cast Iron Body and SS304 Mesh
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YS008 Thread End Y Strainer DIN3202 F1 PN16 Cast Iron
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YS005 Y Type Strainer DN300 and DIN PN16
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YS003 Y Type Strainer DI Body and PN16
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YS002 Y Type Strainer DI Body and DIN PN16
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YS007 DIN CAST IRON NEW TYPE Y STRAINER PN16
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EJT009 Single Sphere Rubber Expansion Joint Thread Type
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EJT008 Single Sphere Rubber Expansion Joint Thread Type
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EJT007 Double Sphere Rubber Expansion Joint Thread Type
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EJT010 Double Sphere Rubber Expansion Joint Thread Type
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EJT006 Single Sphere Rubber Expansion Joint Thread Type
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EJT005 Double Sphere Rubber Expansion Joint Thread Type
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EJT004 Double Sphere Rubber Expansion Joint Thread Type
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EJT003 Double Sphere Rubber Expansion Joint Thread Type
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EJT001 Double Sphere Rubber Expansion Joint Thread Type
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EJF014 Single Sphere Rubber Expansion Joint Flange Type
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EJF009 Single Sphere Rubber Expansion Joint Flange Type
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EJF008 Double Sphere Rubber Expansion Joint Flange Type
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EJF007 Double Sphere Rubber Expansion Joint Flange Type
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EJF010 Single Sphere Rubber Expansion Joint Flange Type
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EJF002 Single Sphere Rubber Expansion Joint Cast Iron Flange
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EJF001 Single Sphere Rubber Expansion Joint Carbon Steel Flange
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DJ006 Dismantling Joint Carbon Steel
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DJ005 Dismantling Joint Carbon Steel
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DJ003 Dismantling Joint Carbon Steel
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DJ002 Dismantling Joint Ductile Iron
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DJ001 Dismantling Joint DN400 Carbon Steel
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Buyers This Category Suits
- Plant engineers specifying pipeline accessories for new power and heating systems
- EPC contractors sourcing integrated joint and strainer solutions for water and chemical plants
- Maintenance teams needing quick access points in large-diameter piping networks
- Valve distributors stocking a full range of pipeline accessories across multiple families
- Project buyers requiring standardised components with consistent pressure and size ratings
What It Fixes on the Line
- Thermal expansion in long pipe runs causes stress and joint failure without expansion joints
- Maintenance on large-diameter pipelines requires disassembly points that are not easily accessible
- Debris in water and process media clogs valves and pumps, reducing system efficiency
- Multiple joint types from different suppliers complicate procurement and spares inventory
- Lack of standardised joint and strainer models across nominal diameters leads to custom orders and delays
Why Engineers Specify This Family
Advantage
Expansion joints absorb axial and angular movement in pipelines, reducing stress on flanges and supports
Advantage
Dismantling joints allow safe and fast disassembly of large-diameter pipes without cutting or welding
Advantage
Strainers with removable baskets trap debris and protect downstream equipment without system shutdown
Advantage
All models cover the nominal diameter range DN10 to DN2600 and pressure range 0.05 to 4.0 MPa
Advantage
Same factory, same quality system, same certification for joints and strainers ensures compatibility
Advantage
28 models in total provide a standardised solution across common industrial applications
Where These Valves Are Installed
- Compensating for thermal expansion in district heating networks with long pipe runs
- Enabling maintenance access in large-diameter water supply lines at power plants
- Protecting pumps and control valves in chemical processing systems with inline strainers
- Facilitating pipeline repair and inspection in petrochemical plants using dismantling joints
- Reducing downtime in pharmaceutical plants by filtering particulates from process water
Joints and Strainers FAQ
What is the difference between an expansion joint and a dismantling joint?
An expansion joint absorbs pipe movement due to thermal expansion. A dismantling joint allows the pipeline to be separated for maintenance without cutting or welding.
Can strainers be used in high-pressure systems?
Yes. Our strainers are rated from 0.05 to 4.0 MPa and are suitable for medium- and low-pressure industrial systems.
What sizes are available in this product family?
The joint and strainer family covers nominal diameters from DN10 to DN2600 mm. Exact size and pressure rating per model are confirmed on request.
Do you supply joints and strainers with flanged ends?
Yes. All models are available with flanged connections to match standard pipeline fittings.
What certifications does the factory hold?
Tianjin MIC Valve Co., Ltd. holds ISO 9001 quality management and ISO 14001 environmental management certification. Test records for your order are issued on request.
Can I order mixed models in one container?
Yes. Expansion joints, dismantling joints, and strainers can be combined in a single shipment, which is standard for project orders.
Quote Joints and Strainers for Your Project
Send the sizes, quantities and flange standard on your line list. Our engineers reply with a model-by-model quotation and a confirmed specification sheet.
