Eccentric Reducer Manufacturer & Supplier in India
Leading Eccentric Reducer Manufacturer in India
Cera Pure Steel is a leading Eccentric Reducer Manufacturer in India, supplying high-quality Stainless Steel Eccentric Reducers and Carbon Steel Eccentric Reducers to industries across India and around the world. As a trusted Eccentric Pipe Reducer Manufacturer and Eccentric Reducer Producer in India, we manufacture eccentric reducers in all standard and custom sizes — ranging from ½” NB to 48″ NB — across a wide range of materials, schedules, and pressure ratings.
Our Industrial Eccentric Reducers are manufactured to ASME B16.9, MSS SP-43, DIN 2616, and EN 10253-4 standards and used in some of the most demanding piping systems globally — from oil & gas and petrochemical to chemical plants, water treatment, power plants, and HVAC systems.
As a reliable Eccentric Reducer Exporter in India and recognized Eccentric Reducer Stockist in India, Cera Pure Steel provides fast delivery with complete documentation for both domestic and international buyers. Our Eccentric Reducer Factory in India is fully equipped with modern forging, machining, testing, and inspection infrastructure.
Eccentric Reducer Manufacturer in India | Eccentric Reducer Stockist | Eccentric Reducer Supplier in India | Eccentric Pipe Reducer Manufacturer
Cera Pure Steel is a major Eccentric Reducer Maker in India and one of the most reliable Eccentric Reducer Suppliers in India for buyers seeking consistent quality at competitive prices. We maintain ready stock of fast-moving sizes in SS 304, SS 316L, and Carbon Steel WPB — making us a go-to Eccentric Reducer Stockist in India for urgent requirements that cannot wait on production lead times.
As a fully equipped Eccentric Reducer Factory in India, we handle everything in-house — from raw material procurement and forging to machining, testing, marking, and export packing. This makes us a complete Industrial Eccentric Reducer solution partner for EPC contractors, project procurement teams, and pipe fitting distributors across India and internationally.
Our Stainless Steel Eccentric Reducers are available with a pickled and passivated finish, while Carbon Steel Eccentric Reducers are available with black oil finish, galvanised, or epoxy coated as required by the project.
1/4″ NB to 24″ NB Seamless 1/4″ NB to 48″ NB Welded
SCH 5 to SCH XXS
ASTM A312, A249, A269, A270
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International Export — Eccentric Reducer Exporter India
Cera Pure Steel is an active Eccentric Reducer Exporter in India, supplying to clients in more than 30 countries. All shipments include full export documentation — MTC, packing list, invoice, certificate of origin, and third-party test reports where required.
North America: USA, Canada, Mexico
South America: Brazil, Argentina, Chile, Peru, Colombia
Europe: Germany, France, Italy, Spain, Netherlands, Belgium, Poland, Austria, Switzerland, United Kingdom
Middle East: Saudi Arabia, UAE, Qatar, Oman, Kuwait, Bahrain
Asia: Singapore, Malaysia, Indonesia, Thailand, Vietnam, Philippines, Japan, South Korea, Sri Lanka, Bangladesh, Nepal
Africa: South Africa, Egypt, Nigeria, Kenya, Tanzania, Morocco
Oceania: Australia, New Zealand
Note: – All shipments are supplied with export-grade packaging and complete documentation.
We Supply Eccentric Reducers Across India
Cera Pure Steel has strong supply networks as a Eccentric Reducer Supplier in India across all major industrial cities and clusters:
- Mumbai & Navi Mumbai — Maharashtra’s biggest industrial hub
- Gujarat — Ahmedabad, Rajkot, Surat, Vadodara, Jamnagar
- Pune, Nashik, Pimpri-Chinchwad — automotive and engineering belts
- Chennai, Bangalore, Coimbatore — South India’s manufacturing hubs
- Hyderabad, Visakhapatnam, Vijayawada — AP & Telangana
- Delhi NCR, Ghaziabad, Lucknow — North India industrial corridors
- Kolkata, Bhubaneswar, Kharagpur — East India
Eccentric Reducer Specifications
All Eccentric Reducers supplied by Cera Pure Steel are manufactured to internationally recognised standards. Below are the standard technical specifications:
Parameter | Details |
Standard / Specification | ASME B16.9 / MSS SP-43 / DIN 2616 / EN 10253-4 / IS 5114 |
Material | Stainless Steel, Carbon Steel, Alloy Steel, Duplex, Super Duplex |
Types | Eccentric Reducer (ER) & Concentric Reducer (CR) — both available |
Size Range | ½” NB to 48″ NB (15 mm to 1200 mm) |
Wall Thickness Schedule | SCH 5S, 10S, 20, 40, STD, 80, XS, 100, 120, 140, 160, XXS |
End Type | Butt Weld (BW) / Socket Weld (SW) / Screwed / Flanged |
Pressure Rating | 150# to 2500# (as per ASME B16.9) |
Surface Finish | Pickled / Passivated / Blasted / Polished (as required) |
Form / Delivery | Forged / Fabricated / Seamless / Welded |
Hardness | Brinell ≤ 187 HB (SS); Brinell ≤ 137 HB (CS) |
Testing | Hydrostatic / PMI / UT / RT / MPT / LPT / Dimensional Inspection |
Marking | Heat No. / Grade / Size / Schedule / Standard / Manufacturer Logo |
Materials & Grades — Eccentric Reducers
Cera Pure Steel manufactures Eccentric Reducers in a comprehensive range of materials to suit every service environment:
Material Category | Grade | UNS / Standard | Key Properties |
Stainless Steel | SS 304 / 304L | S30400 / S30403 | General corrosion resistance, food & chemical service |
Stainless Steel | SS 316 / 316L | S31600 / S31603 | Superior chloride & marine resistance, pharmaceutical |
Stainless Steel | SS 321 | S32100 | Titanium-stabilised, high-temperature service |
Stainless Steel | SS 347 | S34700 | Niobium-stabilised, weld zone corrosion resistance |
Stainless Steel | SS 310S | S31008 | High-temperature oxidation resistance up to 1100°C |
Stainless Steel | SS 904L | N08904 | Severe acid environments, chloride resistance |
Carbon Steel | ASTM A234 WPB | — | General industrial service, pressure piping |
Carbon Steel | ASTM A234 WPC | — | Higher yield carbon steel, structural piping |
Alloy Steel | ASTM A234 WP5 | — | Elevated temperature, refinery service |
Alloy Steel | ASTM A234 WP9 | — | High-temperature, high-pressure piping |
Alloy Steel | ASTM A234 WP11/22 | — | Power plant, boiler, and heat exchanger piping |
Duplex Steel | ASTM A815 WP31803 | S31803 | High strength + corrosion, offshore & chemical |
Super Duplex | ASTM A815 WP32750 | S32750 | Extreme chloride environments, seawater service |
Nickel Alloy | Inconel 625 / 825 | N06625 / N08825 | Extreme corrosion, cryogenic & high-temperature |
Chemical Composition — Stainless Steel Eccentric Reducers
The table below shows the chemical composition of our most popular SS eccentric reducer grades:
Grade | C | Mn | Si | P | S | Cr % | Ni % | Mo % |
SS 304 | ≤0.08 | ≤2.00 | ≤1.00 | ≤0.045 | ≤0.030 | 18.0–20.0 | 8.0–10.5 | — |
SS 304L | ≤0.03 | ≤2.00 | ≤1.00 | ≤0.045 | ≤0.030 | 18.0–20.0 | 8.0–12.0 | — |
SS 316 | ≤0.08 | ≤2.00 | ≤1.00 | ≤0.045 | ≤0.030 | 16.0–18.0 | 10.0–14.0 | 2.0–3.0 |
SS 316L | ≤0.03 | ≤2.00 | ≤1.00 | ≤0.045 | ≤0.030 | 16.0–18.0 | 10.0–14.0 | 2.0–3.0 |
SS 321 | ≤0.08 | ≤2.00 | ≤1.00 | ≤0.040 | ≤0.030 | 17.0–19.0 | 9.0–12.0 | — |
SS 310S | ≤0.08 | ≤2.00 | ≤1.50 | ≤0.045 | ≤0.030 | 24.0–26.0 | 19.0–22.0 | — |
SS 904L | ≤0.02 | ≤2.00 | ≤1.00 | ≤0.040 | ≤0.030 | 19.0–23.0 | 23.0–28.0 | 4.0–5.0 |
Types of Eccentric Reducers We Supply
As a full-range Eccentric Reducer Supplier in India, Cera Pure Steel offers the following types and variants:
- Butt Weld Eccentric Reducers (ASME B16.9) — most common, available in all grades and sizes
- Socket Weld Eccentric Reducers — for small-bore high-pressure applications up to 4″ NB
- Screwed / Threaded Eccentric Reducers — NPT / BSP threads for low-pressure utility piping
- Flanged Eccentric Reducers — flanged at one or both ends for easy assembly and disassembly
- Long Pattern Eccentric Reducers — extended length for gradual diameter change, reduced turbulence
- Short Pattern Eccentric Reducers — compact fitting for space-constrained piping layouts
- Stainless Steel Eccentric Reducers — SS 304, 304L, 316, 316L, 321, 347, 310S, 904L
- Carbon Steel Eccentric Reducers — A234 WPB, WPC, API 5L Grade B
- Alloy Steel Eccentric Reducers — A234 WP5, WP9, WP11, WP22, WP91
- Duplex & Super Duplex Eccentric Reducers — for offshore, chemical, and seawater service
- Nickel Alloy Eccentric Reducers — Inconel 625/825, Hastelloy C276 for extreme environments
- Custom / Special Eccentric Reducers — non-standard sizes, special bores, customer drawing
Mechanical Properties — Eccentric Reducers
Every Eccentric Reducer manufactured by Cera Pure Steel meets or exceeds the following mechanical property requirements as per the applicable standard:
Grade | Tensile (MPa) | Yield 0.2% (MPa) | Elongation % | Hardness (HB) | PWHT Required |
SS 304 | 515 min | 205 min | 35% min | ≤200 | No |
SS 304L | 485 min | 170 min | 35% min | ≤200 | No |
SS 316 | 515 min | 205 min | 35% min | ≤200 | No |
SS 316L | 485 min | 170 min | 35% min | ≤200 | No |
SS 321 | 515 min | 205 min | 35% min | ≤200 | Optional |
CS WPB | 415 min | 240 min | 22% min | ≤137 | Yes (for some) |
Duplex 2205 | 620 min | 450 min | 25% min | ≤293 | No |
S.Duplex 2507 | 795 min | 550 min | 15% min | ≤310 | No |
Size Range — Eccentric Reducers (Sample)
Our Eccentric Pipe Reducer Manufacturer capability covers sizes from ½” NB to 48″ NB. Below are common size combinations available from stock. Custom sizes are manufactured to drawing:
Larger End (NB) | Smaller End (NB) | OD Larger (mm) | OD Smaller (mm) | Schedule | End Type |
½” × ¼” | — | 21.3 | 10.3 | SCH 40 / 80 | BW / SW |
1″ × ¾” | — | 33.4 | 26.7 | SCH 40 / 80 | BW / SW |
2″ × 1½” | — | 60.3 | 48.3 | SCH 40 / 80 / XS | BW |
3″ × 2″ | — | 88.9 | 60.3 | SCH 40 / 80 / XS | BW |
4″ × 3″ | — | 114.3 | 88.9 | SCH 40 / 80 / XS | BW |
6″ × 4″ | — | 168.3 | 114.3 | SCH 40 / 80 / XS | BW |
8″ × 6″ | — | 219.1 | 168.3 | SCH 40 / 80 / XS | BW |
10″ × 8″ | — | 273.0 | 219.1 | SCH 40 / 80 / XS | BW |
12″ × 10″ | — | 323.9 | 273.0 | SCH 20 / 40 / XS | BW |
16″ × 12″ | — | 406.4 | 323.9 | SCH 20 / 40 | BW |
24″ × 20″ | — | 609.6 | 508.0 | SCH 10 / 20 / 40 | BW |
48″ × 36″ | — | 1219.2 | 914.4 | SCH 10 / 20 | BW |
Note: All sizes available in SCH 5S, 10S, 20, 40, STD, 80, XS, 100, 120, 140, 160, and XXS. Custom wall thickness and special bore sizes available on request.
What Is an Eccentric Reducer? ? — And How Is It Different from a Concentric Reducer?
An Eccentric Reducer is a pipe fitting used to connect two pipes of different diameters, where one side of the fitting is flat (the flat side) and the other side is tapered. This design keeps one side of the pipe centreline aligned while the other shifts — creating an offset centreline between the larger and smaller ends.
A Concentric Reducer (CR), by contrast, is symmetrical — both pipe ends share the same centreline. The taper is uniform all around, which looks like a cone.
When to use Eccentric Reducers:
- Horizontal piping carrying liquids — the flat-side-up orientation prevents air pockets and vapour lock in the pipeline
- Pump suction inlets — maintains flat bottom alignment to avoid cavitation and ensure proper flow to the pump
- Self-draining systems — the flat-side-down orientation ensures complete liquid drainage without pooling
- Systems where pipe support and elevation must remain consistent on one side
- Wherever air entrapment or liquid hold-up in a pipe run could cause operational problems
When to use Concentric Reducers:
- Vertical pipe runs where gravity ensures even flow distribution
- Gas lines where liquid hold-up is not a concern
- Balanced flow systems where centreline alignment is more important than drainage
How Cera Pure Steel Manufactures Eccentric Reducers
Cera Pure Steel follows a rigorous, quality-controlled manufacturing process for every Eccentric Reducer produced:
- Raw Material Inspection — PMI (Positive Material Identification) and chemical analysis on every incoming heat of material
- Forging / Extrusion — hot forging from certified billets or hot extrusion from seamless pipe to form the eccentric profile
- Forming & Pressing — hydraulic pressing to achieve the correct eccentric offset with dimensional accuracy
- Heat Treatment — solution annealing (SS grades) or normalising/tempering (CS/alloy grades) as per standard requirements
- Machining — CNC turning and boring for precise bore and end preparation to required schedule and bevel angle
- Pickling & Passivation — for stainless steel grades, acid treatment to restore passive layer
- Non-Destructive Testing (NDT) — Hydrostatic test, UT, RT, MPT/LPT as per project specification
- Dimensional Inspection — 100% dimensional check including OD, ID, wall thickness, length, and eccentricity offset
- Material Test Reports (MTR) — issued per heat/lot covering chemical, mechanical, and test results
- Marking — permanent marking: size × size, schedule, material grade, heat number, standard, manufacturer logo
- Surface Protection & Packing — end caps fitted, wrapped in polythene, bundled, and packed in wooden crates or on pallets
Applications of Eccentric Reducers
Our Industrial Eccentric Reducers are trusted by piping engineers, EPC contractors, and procurement teams across multiple industries:
Industry / System | Application & Why Eccentric Reducer |
Oil & Gas | Pump suction lines, upstream flowlines, gas separators — eccentric bottom-flat orientation prevents air pockets in liquid lines. Eccentric reducers for oil & gas. |
Petrochemical | Process reactors, distillation column piping, heat exchanger nozzles. Eccentric reducers for petrochemical industry prevent vapour lock in horizontal liquid flow. |
Chemical Plants | Acid transfer lines, solvent systems, slurry piping — eccentric reducer for chemical plants ensures self-draining and bubble-free flow. |
Water Treatment | Pump inlet piping, filtration headers, desalination plant pipework. Eccentric pipe reducers for water treatment allow full drainage without cavitation. |
Power Plants | Boiler feed lines, condensate systems, cooling water piping. Eccentric reducers for power plants prevent steam pockets in horizontal pipe runs. |
HVAC Systems | Chiller suction lines, air handling unit piping, cooling tower headers. Eccentric reducers for HVAC systems eliminate air traps in refrigerant and water circuits. |
Pharmaceutical | Hygienic process piping, CIP/SIP systems — SS 316L eccentric reducers ensure complete drainability and cleanability. |
Pulp & Paper | Digester piping, stock preparation lines, bleach plant headers. |
Marine & Offshore | Ballast systems, seawater cooling, cargo piping on ships and platforms. |
Food & Beverage | Dairy process lines, brewery piping, juice and beverage transfer. |
Why Choose Cera Pure Steel as Your Eccentric Reducer Supplier in India?
Here is what makes Cera Pure Steel the preferred Eccentric Reducer Manufacturer and Supplier in India:
- ISO-certified manufacturing — consistent quality on every batch
- All materials in stock — SS, CS, Alloy, Duplex, Super Duplex, Nickel Alloy
- Full size range — ½” NB to 48″ NB in all schedules
- Both Eccentric and Concentric Reducers available from a single vendor
- Complete Material Test Reports (MTR) for every shipment
- Third-party inspection (TPI) support — SGS, BV, Lloyds, TÜV
- Competitive pricing with no hidden charges
- Ready stock for fast-moving SS 304, SS 316L, and CS WPB sizes
- Fast delivery across India — Mumbai, Gujarat, Pune, Chennai, Hyderabad, Delhi
- International export to 30+ countries with full export documentation
- Custom sizes, special bores, and non-standard schedules available on request
- Single-vendor supply for reducers, flanges, fittings, and tubes
Packaging & Delivery
Cera Pure Steel packs all Eccentric Reducer shipments in export-worthy packaging to ensure products arrive in perfect condition:
- Plastic end caps on both ends to protect bevels and bores during transit
- Polythene wrapping on individual fittings to prevent surface damage
- Bundled and strapped in wooden crates or on pallets for bulk orders
- Custom packaging available — marked per buyer’s requirements
- Each piece permanently marked: size × size, material grade, heat no., schedule, standard
- Full documentation inside each crate: MTR, packing list, inspection certificate
Frequently Asked Questions (FAQs)
01.
What is the difference between an eccentric reducer and a concentric reducer?
02.
Which material of eccentric reducer is best for pump suction lines?
03.
Do you supply eccentric reducers in custom sizes or non-standard schedules?
04.
Do your eccentric reducers come with Material Test Reports (MTR)?
05.
Do you export eccentric reducers internationally? What countries do you supply?
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