Stainless Steel Reducers (Pipe Reducers)

TOKO TECH offers Reducer As following:

Type:Reducer (concentric, eccentric) seamless and welded;

Standards:  ASMEB16.9, ASMEB16.28, JISB2311, JISB2312, JISB2313, DIN 2615, DIN 2616, DIN 2617. DIN 2616, DIN 2617.

Production range: 1/2″~100″ (DN15~DN2500).

Wall thickness: Sch5~Sch160(1.5mm~100nrmn).

Material: Austenitic stainless steel: 304, 304L, 316, 316L, 317L, 310S, 321, etc.

Duplex stainless steel: S31803(2205), 32205, S32760, S32750,etc

Production process: cold pushing, cold extrusion.

​Product Overview

Stainless Steel Reducers are essential fittings for connecting pipes of different diameters in industrial piping systems, widely used in oil & gas, shipbuilding, food & pharma, water treatment, and energy projects. Manufactured from ​304, 316L, Duplex steel, and compliant with ​ASME B16.9, ​DIN 2605, and other international standards, our reducers are available in seamless and welded designs, ensuring high-pressure resistance, leak-proof performance, and extended durability.

​Product Specifications

​Material & Manufacturing

• Grades: 304, 316, 316L, 321, Duplex 2205, 904L Super Austenitic
• Standards: ASTM A403, ASME B16.9, EN 10253
• Surface Finish: Polished (Ra≤0.8μm), Pickling & Passivation, Sandblasted

​Types & Construction

• Types: Concentric Reducer / Eccentric Reducer
• Connection Types: Butt Weld, Threaded, Socket Weld
• Manufacturing: Cold Formed or Hot Formed

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Size & Pressure

• Diameter Range: 1/2″×1/4″ to 48″×36″ (custom sizes available)
• Wall Thickness: SCH 5S, SCH 10S, SCH 40S, SCH 80S
• Pressure Rating: Class 150 to Class 2500 (max. 4000 PSI)

​Key Advantages

✅ ​Flow Optimization: Smooth transition design minimizes turbulence and pressure drop.
✅ ​Extreme Environment Resistance: Operates in -196°C to 800°C and resists chloride-ion corrosion (ideal for seawater).
✅ ​Zero Defects: 100% RT testing and hydrostatic testing for flawless performance.
✅ ​Tailored Solutions: Custom sizes, exotic alloys (Hastelloy, Titanium), and expedited production.

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Applications

• ​Oil & Gas: Pipeline diameter transitions, LNG cryogenic tank connections
• ​Chemical Processing: Reactor inlet/outlet sizing, corrosive fluid transfer
• ​Desalination: High-pressure RO membrane system piping
• ​Pharmaceutical: Sterile-grade pipelines (GMP compliant)
• ​Power Plants: Boiler feedwater systems, heat exchanger interfaces

​Certifications

• ISO 9001:2015, CE, PED 2014/68/EU
• NACE MR0175 (H2S-resistant), ASTM G48 pitting corrosion test reports
• Material Traceability (MTC) and third-party SGS/TUV certifications

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Packaging & Logistics

• ​Export Packaging: Shock-proof wooden crates with bubble wrap and moisture-proof film.
• ​Global Shipping: FCL/LCL ocean freight, air cargo, and express delivery (DHL/FedEx).
• ​Lead Time: 7-15 days (standard), 20-30 days (custom, expedited options available).

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Why Partner With Us?

🔹 ​One-Stop Procurement: Full-range piping solutions (flanges, elbows, tees).
🔹 ​Technical Expertise: Free fluid dynamics calculations, CAD drawings, and installation guidance.
🔹 ​Cost Transparency: Factory-direct pricing with L/C, T/T, and flexible payment terms.
🔹 ​After-Sales Assurance: 12-month warranty, lifetime support, and rapid claim resolution.