SS Pipe Reducers (Concentric & Eccentric)
Raj Metals is a leading manufacturer of Stainless Steel Pipe Reducers, engineered to seamlessly bridge pipes of varying diameters while maintaining optimal system pressure. Our Concentric Reducers feature a shared centerline design, making them the industry standard for vertical piping applications where symmetrical flow is required. For horizontal piping systems, we provide Eccentric Reducers with a precision-engineered offset design that keeps one side flat; this is essential for preventing air entrapment and protecting sensitive pumps from cavitation. Precision-formed from high-grade stainless steel—such as 304L, 316L, and 316Ti—our reducers offer superior structural integrity, exceptional corrosion resistance, and are designed for the most demanding high-pressure industrial applications in chemical processing, petrochemicals, and food-grade piping networks.
Key Features of Our SS Pipe Reducers
✓ Smooth Diameter Transitions for Optimized Flow Dynamics
✓ Advanced Offset Design to Prevent Air Pockets (Eccentric Type)
✓ Superior Resistance to High Internal & External Pressures
✓ Precision-Beveled Ends for Consistent, Leak-Proof Buttweld Installation
Product Specifications
| Parameter |
Details |
| Product Form |
Concentric Reducer, Eccentric Reducer |
| Size Range |
1/2" NB to 72" NB |
| Wall Thickness |
SCH 10S, 40S, 80S, 160 (Per ASME B36.19/B36.10) |
| Manufacturing Type |
Buttweld (Seamless & High-Frequency Welded) |
| Design Standard |
ASME B16.9, MSS-SP-43 (Stainless Steel Fittings) |
| Surface Treatment |
Pickled & Passivated, Electro-Polished, Bright Finish |
| Condition |
Solution Annealed & Quenched |
| Testing Available |
Radiography (RT), PMI, Ultrasonic (UT), Hydrostatic Test |
| Certification |
MTC EN 10204 3.1, NACE MR0175 / MR0103 Compliance |
SS Pipe Reducers Size Guide
| Nominal Size |
Wall Schedule |
Type |
Recommended Use |
| 1/2" - 2" |
SCH 10S / 40S / 80S |
Seamless |
Instrumentation & small-bore process lines |
| 2-1/2" - 8" |
STD / XS / SCH 40S |
Seamless / Welded |
Chemical process piping |
| 10" - 24" |
Standard/Heavy Wall |
Butt weld |
Main refinery headers |
| Above 24" |
As per project specs |
Fabricated |
Custom large-scale infrastructure |
| Custom Requirement |
Custom dimensions, exotic SS grades (316Ti, 904L), and drawings are available. |
Industry Applications
Pump Suction Lines (Eccentric)
High-Pressure Steam Systems
Water Filtration & Desalination
Chemical & Pharmaceutical Processing
