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Precision Pipe
Fittings & Systems

Leading manufacturer of grooved, threaded, and flanged pipe connectors. Engineered for durability, safety, and seamless integration in industrial, fire protection, and mechanical systems.

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About SDSX Group

Shandong Shengxin Pipe Industry Co., Ltd. is a leading enterprise in the pipe casting industry, located in Changle, China — known as the "Sapphire Town." We specialize in the research, development, and production of advanced mechanical piping systems for global industrial applications.

With over 60,000 tons of annual production capacity, we integrate casting, machining, plastic coating, packaging, and sales into a seamless operation. Our modern facility includes Danish Diesha casting lines, medium-frequency electric furnaces, and a dedicated plastic coating production line.

60,000+
Tons Annual Capacity
100+
Global Clients
SDSX Factory

Quality & Certifications

Advanced Testing Lab

Domestic advanced comprehensive laboratory for material and performance testing ensures every product meets international standards.

Integrated Production

From casting to machining and plastic coating — full control over the manufacturing process ensures consistency and reliability.

Custom Solutions

We offer customized pipe fittings and systems tailored to your project specifications and environmental requirements.

Our Products

Comprehensive range of high-performance pipe fittings designed for fire protection, HVAC, industrial, and mechanical systems. All products comply with automatic sprinkler system design specifications requiring grooved, threaded, or flanged connections.

Heavy Duty Rigid Coupling

Heavy Duty Rigid Coupling

Robust connection for high-pressure systems. Ideal for structural rigidity and long-term performance.

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Plastic Lined Elbow

Plastic Lined Elbow

Corrosion-resistant 90° elbow with internal plastic coating for chemical and water systems.

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Mechanical Tee

Mechanical Tee

Secure branch connection without welding. Fast installation with high sealing reliability.

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Reducer

Reducer

Concentric and eccentric reducers for smooth diameter transitions in piping networks.

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Grooved Flange

Grooved Flange

High-strength flange for bolted connections in fire protection and industrial systems.

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Heavy Duty Flexible Coupling

Flexible Coupling

Absorbs vibration and minor misalignment. Ideal for pump connections and dynamic systems.

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Threaded Reducing Tee

Threaded Reducing Tee

Combines branching and diameter reduction in one compact, threaded fitting.

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Cap

Cap

Seals the end of pipelines securely. Available in grooved, threaded, and welded types.

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Why Choose SDSX?

Certified Quality

ISO and industry-compliant manufacturing with rigorous in-house testing.

Global Reach

Products trusted in over 30 countries with reliable international logistics.

Custom Engineering

Tailored solutions for unique project requirements and specifications.

Fast Delivery

Efficient production and shipping for on-time project completion.

60K+
Tons Produced Annually
10+
Years of Industry Experience
100+
Projects Delivered
30+
Countries Served

Frequently Asked Questions

What types of pipe connections do you offer?

We specialize in grooved, threaded, and flanged pipe connections compliant with automatic sprinkler system design standards.

Can you produce custom pipe fittings?

Yes, we offer customized production based on client drawings, specifications, and project requirements.

What materials are your fittings made from?

Our products are primarily made from ductile iron and carbon steel, with options for plastic lining and corrosion-resistant coatings.

Do you provide international shipping?

Yes, we export globally with reliable logistics partners to ensure timely delivery to your destination.

Get in Touch

Contact us for product inquiries, custom solutions, or technical support.

Email

For general inquiries:

sunny@sdsxgy.com

WhatsApp

Reach us directly:

+86 195 0651 4933
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