
Catalog
Arialloy are carefully crafted using only the finest materials. Our production team offers superior craftsmanship with over 10 years of experience working with nickel alloy reducer
Nickel Alloy Reducer Introduction
Nickel Alloy Reducer Overview
Nickel Alloy Reducer Supplier
As a professional nickel alloy reducer supplier in China, Arialloy offers a broad selection of nickel alloy reducer grades, large end and small end diameters, wall thicknesses, schedules, reduction ratios, end to end lengths, end preparations, and surface conditions to meet different material and specification requirements. Supply options include concentric and eccentric reducers, seamless and welded constructions, and standard or custom dimensions. Different combinations of chromium, molybdenum, copper, iron, or cobalt across the available grades provide a balanced combination of corrosion resistance, mechanical strength, toughness, and thermal stability.
Nickel Alloy Reducer Product Features
Arialloy nickel alloy reducers carry the change from one diameter to another through a controlled tapered profile, with consistent wall distribution and accurately finished ends. Concentric reducers maintain a common centerline between the two openings, while eccentric reducers hold the specified offset and flat side orientation. Accurate large end and small end diameters, roundness, transition length, taper, and end alignment support consistent fit up, while smooth internal surfaces simplify inspection, cleaning, and further processing.
Nickel Alloy Reducer Manufacture
Depending on the required grade, size combination, wall thickness, and reduction ratio, production may involve hot pressing, cold forming, die reducing, forging, or welded fabrication, followed by solution heat treatment, sizing, end facing, and beveling. Heating temperature, forming pressure, and reduction at each stage are carefully controlled to limit wall thinning, local thickening, ovality, wrinkling, and cracking while maintaining the required taper and a consistent metallurgical condition throughout the transition section.
Nickel Alloy Reducer Inspection
Every nickel alloy reducer order is inspected according to the applicable product and material standards and customer requirements. Dimensional checks, visual examination, wall thickness measurement, material verification, weld inspection where applicable, and non destructive testing can be carried out as specified to verify the large end and small end diameters, end to end length, roundness, taper, concentricity or eccentric offset, end alignment, surface condition, and overall body integrity. Each order is supplied with traceable material records, inspection reports, and complete quality documentation.
Nickel Alloy Reducer Standards
From production to inspection, we meet strict quality standards, addressing tolerance and chemical composition needs
ASTM B366
ASTM B366M
ASTM B462
ASME B16.9
ASME B16.11
MSS SP-25
MSS SP-43
Nickel Alloy Reducer Applications
We serving diverse industries, focus on strict quality control and full scale production, turning your vision into reality with professional expertise and attention to detail
CHEMICAL PROCESSING
Diameter transitions at pumps, reactors, heat exchangers, evaporators, absorber columns, dosing lines, and acid or alkali transfer systems.PETROCHEMICAL
Pump suction and discharge transitions, refinery tower piping, heater manifolds, hydroprocessing lines, flare systems, overhead condensing circuits, and process unit tie ins.OIL & GAS EXTRACTION
Flowline to manifold transitions, wellhead piping reductions, separator connections, produced water systems, water injection lines, compressor skids, and offshore process modules.POWER GENERATION
Boiler header transitions, steam line size changes, condenser and heat exchanger connections, turbine auxiliary piping, heat recovery systems, and FGD circulation lines.MARINE & OFFSHORE
Shipboard cooling line transitions, seawater pump connections, desalination piping, ballast treatment systems, offshore utility lines, exhaust scrubber piping, and subsea spool transitions.POLLUTION & WASTE
Scrubber pump reducers, FGD slurry line transitions, spray header connections, waste incinerator heat recovery piping, quench systems, and wastewater transfer lines.PULP & PAPER
Digester circulation size changes, evaporator and condenser connections, bleaching chemical lines, black liquor piping, wash plant pump connections, and recovery boiler systems.Available Grades
Available Grades for Nickel Alloy Welded Pipe & Tube
Explore the available nickel alloy grades for welded pipe & tube to find the material best suited to your project and specification requirements
Nickel Alloy Reducer SHOW
Supplying Nickel Alloy Reducer
From initial samples to large scale production, we supply high quality nickel alloy reducer and help you achieve your manufacturing goals.







Manufacturing Process
Nickel Alloy Reducer Manufacturing Process
The production process for Arialloy nickel alloy reducer ensures precision, quality, and efficiency at every stage — From production to delivery, we translate your requirements into reliable manufacturing solutions.
Customized Dimensions
Nickel Alloy Reducer Customization Scope
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NPS
½ - 48"
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SCH
5 - XXS
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Classification
Concentric Reducer, Eccentric Reducer
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Connection Methods
clamped, welded & threaded
Data Sheet
Nickel Alloy Reducer Data Sheet
Access the nickel alloy reducer data sheet to gain in depth insights into size range, tolerance and delivery state, ensuring the selection of the optimal nickel alloy material for your project
Dimensions
| Nominal Pipe Size (NPS) | Outside Diameter at Bevel, mm (in.) | End-to-End, H, mm (in.) | Nominal Pipe Size (NPS) | Outside Diameter at Bevel, mm (in.) | End-to-End, H, mm (in.) | ||
|---|---|---|---|---|---|---|---|
| Large End | Small End | Large End | Small End | ||||
| 3/4×1/2 | 26.7(1.05) | 21.3(0.84) | 38(1.50) | 20×18 | 508(20.00) | 457.0(18.00) | 508(20.00) |
| 3/4×3/8 | 26.7(1.05) | 17.3(0.68) | 38(1.50) | 20×16 | 508(20.00) | 406.4(16.00) | 508(20.00) |
| 1×3/4 | 33.4(1.32) | 26.7(1.05) | 51(2.00) | 20×14 | 508(20.00) | 355.6(14.00) | 508(20.00) |
| 1×1/2 | 33.4(1.32) | 21.3(0.84) | 51(2.00) | 20×12 | 508(20.00) | 323.8(12.75) | 508(20.00) |
| 5/4×1 | 42.2(1.66) | 33.4(1.32) | 51(2.00) | 22×20 | 559(22.00) | 508.0(20.00) | 508(20.00) |
| 5/4×3/4 | 42.2(1.66) | 26.7(1.05) | 51(2.00) | 22×18 | 559(22.00) | 457.0(18.00) | 508(20.00) |
| 5/4×1/2 | 42.2(1.66) | 21.3(0.84) | 51(2.00) | 22×16 | 559(22.00) | 406.4(16.00) | 508(20.00) |
| 3/2×5/4 | 48.3(1.90) | 42.2(1.66) | 64(2.50) | 22×14 | 559(22.00) | 355.4(14.00) | 508(20.00) |
| 3/2×1 | 48.3(1.90) | 33.4(1.32) | 64(2.50) | 24×22 | 610(24.00) | 559.0(22.00) | 508(20.00) |
| 3/2×3/4 | 48.3(1.90) | 26.7(1.05) | 64(2.50) | 24×20 | 610(24.00) | 508.0(20.00) | 508(20.00) |
| 3/2×1/2 | 48.3(1.90) | 21.3(0.84) | 64(2.50) | 24×18 | 610(24.00) | 457.0(18.00) | 508(20.00) |
| 2×3/2 | 60.3(2.38) | 48.3(1.90) | 76(3.00) | 24×16 | 610(24.00) | 406.4(16.00) | 508(20.00) |
| 2×5/4 | 60.3(2.38) | 42.2(1.66) | 76(3.00) | 26×24 | 660(26.00) | 610.0(24.00) | 610(24.00) |
| 2×1 | 60.3(2.38) | 33.4(1.32) | 76(3.00) | 26×22 | 660(26.00) | 559.0(22.00) | 610(24.00) |
| 2×3/4 | 60.3(2.38) | 26.7(1.05) | 76(3.00) | 26×20 | 660(26.00) | 508.0(20.00) | 610(24.00) |
| 5/2×2 | 73.0(2.88) | 60.3(2.38) | 89(3.50) | 26×18 | 660(26.00) | 457.0(18.00) | 610(24.00) |
| 5/2×3/2 | 73.0(2.88) | 48.3(1.90) | 89(3.50) | 28×26 | 711(28.00) | 660.0(26.00) | 610(24.00) |
| 5/2×5/4 | 73.0(2.88) | 42.2(1.66) | 89(3.50) | 28×24 | 711(28.00) | 610.0(24.00) | 610(24.00) |
| 5/2×1 | 73.0(2.88) | 33.4(1.32) | 89(3.50) | 28×20 | 711(28.00) | 508.0(20.00) | 610(24.00) |
| 3×5/2 | 88.9(3.50) | 73.0(2.88) | 89(3.50) | 28×18 | 711(28.00) | 457.0(18.00) | 610(24.00) |
| 3×2 | 88.9(3.50) | 60.3(2.38) | 89(3.50) | 30×28 | 762(30.00) | 711.0(28.00) | 610(24.00) |
| 3×3/2 | 88.9(3.50) | 48.3(1.90) | 89(3.50) | 30×26 | 762(30.00) | 660.0(26.00) | 610(24.00) |
| 3×5/4 | 88.9(3.50) | 42.2(1.66) | 89(3.50) | 30×24 | 762(30.00) | 610.0(24.00) | 610(24.00) |
| 7/2×3 | 101.6(4.00) | 88.9(3.50) | 102(4.00) | 30×20 | 762(30.00) | 508.0(20.00) | 610(24.00) |
| 7/2×5/2 | 101.6(4.00) | 73.0(2.88) | 102(4.00) | 32×30 | 813(32.00) | 762.0(30.00) | 610(24.00) |
| 7/2×2 | 101.6(4.00) | 60.3(2.38) | 102(4.00) | 32×28 | 813(32.00) | 711.0(28.00) | 610(24.00) |
| 7/2×3/2 | 101.6(4.00) | 48.3(1.90) | 102(4.00) | 32×26 | 813(32.00) | 660.0(26.00) | 610(24.00) |
| 7/2×5/4 | 101.6(4.00) | 42.2(1.66) | 102(4.00) | 32×24 | 813(32.00) | 610.0(24.00) | 610(24.00) |
| 4×7/2 | 114.3(4.50) | 101.6(4.00) | 102(4.00) | 34×32 | 864(34.00) | 813.0(32.00) | 610(24.00) |
| 4×3 | 114.3(4.50) | 88.9(3.50) | 102(4.00) | 34×30 | 864(34.00) | 762.0(30.00) | 610(24.00) |
| 4×5/2 | 114.3(4.50) | 73.0(2.88) | 102(4.00) | 34×26 | 864(34.00) | 660.0(26.00) | 610(24.00) |
| 4×2 | 114.3(4.50) | 60.3(2.38) | 102(4.00) | 34×24 | 864(34.00) | 610.0(24.00) | 610(24.00) |
| 4×3/2 | 114.3(4.50) | 48.3(1.90) | 102(4.00) | 36×34 | 914(36.00) | 864(34.00) | 610(24.00) |
| 5×4 | 141.3(5.56) | 114.3(4.50) | 127(5.00) | 36×32 | 914(36.00) | 813(32.00) | 610(24.00) |
| 5×7/2 | 141.3(5.56) | 101.6(4.00) | 127(5.00) | 36×30 | 914(36.00) | 762(30.00) | 610(24.00) |
| 5×3 | 141.3(5.56) | 88.9(3.50) | 127(5.00) | 36×26 | 914(36.00) | 660(26.00) | 610(24.00) |
| 5×5/2 | 141.3(5.56) | 73.0(2.88) | 127(5.00) | 36×24 | 914(36.00) | 610(24.00) | 610(24.00) |
| 5×2 | 141.3(5.56) | 60.3(2.38) | 127(5.00) | 38×36 | 965(38.00) | 914(36.00) | 610(24.00) |
| 6×5 | 168.3(6.62) | 141.3(5.56) | 140(5.50) | 38×34 | 965(38.00) | 864(34.00) | 610(24.00) |
| 6×4 | 168.3(6.62) | 114.3(4.50) | 140(5.50) | 38×32 | 965(38.00) | 813(32.00) | 610(24.00) |
| 6×7/2 | 168.3(6.62) | 101.6(4.00) | 140(5.50) | 38×30 | 965(38.00) | 762(30.00) | 610(24.00) |
| 6×3 | 168.3(6.62) | 88.9(3.50) | 140(5.50) | 38×28 | 965(38.00) | 711(28.00) | 610(24.00) |
| 6×5/2 | 168.3(6.62) | 73.0(2.88) | 140(5.50) | 38×26 | 965(38.00) | 660(26.00) | 610(24.00) |
| 8×6 | 219.1(8.62) | 168.3(6.62) | 152(6.00) | 40×38 | 1016(40.00) | 965(38.00) | 610(24.00) |
| 8×5 | 219.1(8.62) | 141.3(5.56) | 152(6.00) | 40×36 | 1016(40.00) | 914(36.00) | 610(24.00) |
| 8×4 | 219.1(8.62) | 114.3(4.50) | 152(6.00) | 40×34 | 1016(40.00) | 864(34.00) | 610(24.00) |
| 8×7/2 | 219.1(8.62) | 101.6(4.00) | 152(6.00) | 40×32 | 1016(40.00) | 813(32.00) | 610(24.00) |
| 10×8 | 273.0(10.75) | 219.1(8.62) | 178(7.00) | 40×30 | 1016(40.00) | 762(30.00) | 610(24.00) |
| 10×6 | 273.0(10.75) | 168.3(6.62) | 178(7.00) | 42×40 | 1067(42.00) | 1016(40.00) | 610(24.00) |
| 10×5 | 273.0(10.75) | 141.3(5.56) | 178(7.00) | 42×38 | 1067(42.00) | 965(38.00) | 610(24.00) |
| 10×4 | 273.0(10.75) | 114.3(4.50) | 178(7.00) | 42×36 | 1067(42.00) | 914(36.00) | 610(24.00) |
| 12×10 | 323.8(12.75) | 273.0(10.75) | 203(8.00) | 42×34 | 1067(42.00) | 864(34.00) | 610(24.00) |
| 12×8 | 323.8(12.75) | 219.1(8.62) | 203(8.00) | 42×32 | 1067(42.00) | 813(32.00) | 610(24.00) |
| 12×6 | 323.8(12.75) | 168.3(6.62) | 203(8.00) | 42×30 | 1067(42.00) | 762(30.00) | 610(24.00) |
| 12×5 | 323.8(12.75) | 141.3(5.56) | 203(8.00) | 44×42 | 1118(44.00) | 1067(42.00) | 610(24.00) |
| 14×12 | 355.6(14.00) | 323.8(12.75) | 330(13.00) | 44×40 | 1118(44.00) | 1016(40.00) | 610(24.00) |
| 14×10 | 355.6(14.00) | 273.0(10.75) | 330(13.00) | 44×38 | 1118(44.00) | 965(38.00) | 610(24.00) |
| 14×8 | 355.6(14.00) | 219.1(8.62) | 330(13.00) | 44×36 | 1118(44.00) | 914(36.00) | 610(24.00) |
| 14×6 | 355.6(14.00) | 168.3(6.62) | 330(13.00) | 46×44 | 1168(46.00) | 1118(44.00) | 711(28.00) |
| 16×14 | 406.4(16.00) | 355.6(14.00) | 356(14.00) | 46×42 | 1168(46.00) | 1067(42.00) | 711(28.00) |
| 16×12 | 406.4(16.00) | 323.8(12.75) | 356(14.00) | 46×40 | 1168(46.00) | 1016(40.00) | 711(28.00) |
| 16×10 | 406.4(16.00) | 273.0(10.75) | 356(14.00) | 46×38 | 1168(46.00) | 965(38.00) | 711(28.00) |
| 16×8 | 406.4(16.00) | 219.1(8.62) | 356(14.00) | 48×46 | 1219(48.00) | 1168(46.00) | 711(28.00) |
| 18×16 | 457(18.00) | 406.4(16.00) | 381(15.00) | 48×44 | 1219(48.00) | 1118(44.00) | 711(28.00) |
| 18×14 | 457(18.00) | 355.6(14.00) | 381(15.00) | 48×42 | 1219(48.00) | 1067(42.00) | 711(28.00) |
| 18×12 | 457(18.00) | 323.8(12.75) | 381(15.00) | 48×40 | 1219(48.00) | 1016(40.00) | 711(28.00) |
| 18×10 | 457(18.00) | 273.0(10.75) | 381(15.00) | ||||
Delivery State
| Delivery State Choice | Surface Condition |
|---|---|
| Annealed | Pickled |
| Polished | |
| Sand Blasted | |
| Note: 1. If you require different deliver state than the above listed, kindly confirm with us. 2. In case of any enquiry or order, please kindly let us know any extra requirement not indicated here. | |
Upload Your Requirements
To begin, provide your contact details with the product type, dimensions, quantity, and required standards. If you have CAD drawings, specifications, or special tolerance requirements, please upload them
Receive a Quote & Design Review
Within 12 hours, we’ll send you a detailed quote and (custom) design for manufacturability (DFM) feedback. This ensures the cost feasibility of your custom project and gives you a clear idea of the costs involved
Confirm Your Order & Begin Production
Once you approve the quote and design, your project will enter our production queue the morning after we receive your confirmation
Shipping & Delivery
On average, custom production orders ship within 20–45 business days. In stock products and samples ship within 48 hours
Just 4 Steps
Custom Nickel Alloy Reducer Quotation Process
From detailed consultation to final delivery, we make custom nickel alloy reducer orders simple and convenient. With exceptional customer service, we anticipate your needs, provide professional solutions, and ensure on time delivery
Nickel Alloy Reducer FAQs
Our team of experts is here to support you every step of the way, helping transform your vision into reality. Explore FAQs for related support
Both internal and external polishing can be included when manufacturing nickel alloy reducer.
Customers can choose from Concentric Reducer, Eccentric Reducer.
Standard material options for nickel alloy reducer include Inconel 600, 625 and 718, Monel 400 and K 500, Incoloy 800 and 825, plus Hastelloy B 2 and C 276.
The standard package for smaller nickel alloy reducers uses individual plastic bags inside a wooden case. The package for larger nickel alloy reducers uses heavy woven bags together with pallet support.
A customer can obtain a nickel alloy reducer sample after the requested specification and availability are checked. Availability depends on suitable stock or preliminary material.
We normally use 100 kg per size as the starting quantity for nickel alloy reducer. Each alloy grade and size is normally assessed as a separate production lot.
Buyers should allow around 30 days before standard nickel alloy reducer production is complete. Special grades, nonstandard dimensions, large quantities, or additional testing can extend the schedule.
Quality checks are performed through production rather than only after nickel alloy reducer is finished. Order specific testing is added when it is stated in the purchase specification.