
Catalogue
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 welded pipe & tube
Nickel Alloy Welded Pipe & Tube Introduction
Welded Nickel Alloy Pipe & Tube Overview
Nickel Alloy Welded Pipe & Tube Supplier
As a professional nickel alloy welded pipe and tube supplier in China, Arialloy supplies a broad selection of nickel alloy grades, outside diameters, wall thicknesses, lengths, schedules, tube sizes, end finishes, and surface conditions. We provide standard and customized welded pipe and tube dimensions together with cutting, machining, heat treatment, surface finishing, inspection, and documentation support to meet different material and specification requirements.
Nickel Alloy Welded Pipe & Tube Product Features
Arialloy nickel alloy welded pipe and tube are produced from nickel alloy plate, sheet, or strip formed into a tubular shape and joined by a longitudinal weld seam. The welded construction provides consistent outside diameter, controlled wall thickness, stable geometry, and good surface quality. It also supports a broad range of pipe diameters, lengths, and dimensional combinations while maintaining reliable mechanical performance and corrosion resistance across the pipe body and weld area.
Nickel Alloy Welded Pipe & Tube Manufacture
Production includes material preparation, edge preparation, forming, seam alignment, longitudinal welding, weld bead finishing, sizing, solution heat treatment, straightening, cutting, and surface finishing. Arialloy controls forming accuracy, seam alignment, welding heat input, weld penetration, bead profile, and heat treatment throughout production to maintain weld integrity, dimensional consistency, mechanical properties, and a uniform metallurgical condition between the weld area and base material.
Nickel Alloy Welded Pipe & Tube Inspection
Every nickel alloy welded pipe and tube order is inspected according to the applicable material standard and customer requirements. Arialloy performs dimensional inspection of outside diameter, wall thickness, length, straightness, and end condition together with visual examination of the pipe surface and weld seam. Weld inspection, mechanical testing, chemical composition verification, hydrostatic testing, eddy current testing, ultrasonic testing, radiographic testing, and other non destructive examinations can be provided to verify weld integrity and overall product quality. Each shipment is supported by traceable material records, inspection reports, material certificates, and complete quality documentation.
Nickel Alloy Welded Pipe & Tube Standards
De la production au contrôle qualité, nous respectons des normes de qualité rigoureuses, en répondant aux exigences en matière de tolérances et de composition chimique.
ASTM B464
ASTM B464M
ASTM B468
ASTM B514
ASTM B515
ASTM B516
ASTM B517
ASTM B619
ASTM B619M
ASTM B626
ASTM B673
ASTM B674
ASTM B675
ASTM B676
ASTM B704
ASTM B705
ASTM B710
ASTM B725
ASTM B751
ASTM B775
Nickel Alloy Welded Pipe & Tube Applications
Nous travaillons avec des secteurs d'activité variés, mettons l'accent sur un contrôle qualité rigoureux et une production à grande échelle, et donnons vie à votre projet grâce à notre expertise professionnelle et à notre souci du détail.
CHEMICAL PROCESSING
Large diameter acid and alkali transfer lines, welded heat exchanger tubes, condenser and reboiler tubes, reactor circulation piping, absorber lines, and process vessel jacket piping.
PETROCHEMICAL
Refinery process piping, overhead condenser tubes, sour water stripper condenser lines, flare and vent piping, fractionator transfer lines, heater manifolds, and large bore utility piping.OIL & GAS EXTRACTION
Offshore process piping, produced water lines, gas gathering lines, low pressure flowlines, topside utility piping, seawater injection headers, and corrosion resistant spool fabrication.POWER GENERATION
Condenser tubes, feedwater heater tubes, cooling water piping, boiler auxiliary lines, heat recovery exchanger tubing, gas turbine exhaust ducting, and balance of plant process piping.MARINE & DESALINATION
Seawater cooling piping, shipboard service lines, desalination condenser and evaporator tubes, ballast treatment piping, exhaust gas scrubber lines, and large diameter offshore utility piping.POLLUTION & WASTE
FGD absorber piping, scrubber spray headers, flue gas reheater tubes, stack and duct sections, waste incinerator ducting, quench lines, and wastewater treatment transfer piping.FERTILIZER & ACID PRODUCTION
Urea and ammonia process piping, carbamate service lines, sulfuric and phosphoric acid transfer piping, nitric acid equipment tubing, evaporator tubes, condenser tubes, and absorber piping.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 Welded Pipe & Tube SHOW
Supplying Nickel Alloy Welded Pipe & Tube
From initial samples to large scale production, we supply high quality nickel alloy welded pipe & tube and help you achieve your manufacturing goals.











Manufacturing Process
Nickel Alloy Welded Pipe & Tube Manufacturing Process
The production process for Arialloy nickel alloy welded pipes and tubes ensures precision, quality, and efficiency at every stage — From production to delivery, we translate your requirements into reliable manufacturing solutions.
Customized Dimensions
Nickel Alloy Welded Pipe & Tube Customization Scope
-
Outside Diameter (OD)
6-200 mm
-
Wall Thickness (THK)
0.35-6 mm
-
Length (L)
≤12 m
Formula: m = (OD – THK) × THK (mm) × L (m) × ρ (g/cm³) × π ÷ 1000
OD = Outside Diameter, THK = Wall Thickness, L = Length
ρ = Density, π = 3.1415926…
Fiche technique
Nickel Alloy Welded Pipe & Tube Data Sheet
Access the nickel alloy welded pipe & tube 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
Size Range
| Nominal Pipe Size | Outside Diameter | Nominal Wall Thickness | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NPS | DN | OD | SCH5/5S | SCH10S | SCH10 | SCH20 | SCH30 | SCH40S/STD | SCH40 | SCH60 | SCH80S/XS | SCH80 | SCH100 | SCH120 | SCH140 | SCH160 | XXS |
| 1/8 | 6 | 10.3 | - | 1.24 | 1.24 | - | 1.45 | 1.73 | 1.73 | - | 2.41 | 2.41 | - | - | - | 3.15 | 4.83 |
| 1/4 | 8 | 13.7 | - | 1.65 | 1.65 | - | 1.85 | 2.24 | 2.24 | - | 3.02 | 3.02 | - | - | - | 3.68 | 6.05 |
| 3/8 | 10 | 17.1 | - | 1.65 | 1.65 | - | 1.85 | 2.31 | 2.31 | - | 3.2 | 3.2 | - | - | - | 4.01 | 6.40 |
| 1/2 | 15 | 21.3 | 1.65 | 2.11 | 2.11 | - | 2.41 | 2.77 | 2.77 | - | 3.73 | 3.73 | - | - | - | 4.78 | 7.47 |
| 3/4 | 20 | 26.7 | 1.65 | 2.11 | 2.11 | - | 2.41 | 2.87 | 2.87 | - | 3.91 | 3.91 | - | - | - | 5.56 | 7.82 |
| 1 | 25 | 33.4 | 1.65 | 2.77 | 2.77 | - | 2.90 | 3.38 | 3.38 | - | 4.55 | 4.55 | - | - | - | 6.35 | 9.09 |
| 5/4 | 32 | 42.2 | 1.65 | 2.77 | 2.77 | - | 2.97 | 3.56 | 3.56 | - | 4.85 | 4.85 | - | - | - | 6.35 | 9.7 |
| 3/2 | 40 | 48.3 | 1.65 | 2.77 | 2.77 | - | 3.18 | 3.68 | 3.68 | - | 5.08 | 5.08 | - | - | - | 7.14 | 10.15 |
| 2 | 50 | 60.3 | 1.65 | 2.77 | 2.77 | - | 3.18 | 3.91 | 3.91 | - | 5.54 | 5.54 | - | - | - | 8.74 | 11.07 |
| 5/2 | 65 | 73 | 2.11 | 3.05 | 3.05 | - | 4.78 | 5.16 | 5.16 | - | 7.01 | 7.01 | - | - | - | 9.53 | 14.02 |
| 3 | 80 | 88.9 | 2.11 | 3.05 | 3.05 | - | 4.78 | 5.49 | 5.49 | - | 7.62 | 7.62 | - | - | - | 11.13 | 15.24 |
| 7/2 | 90 | 101.6 | 2.11 | 3.05 | 3.05 | - | 4.78 | 5.74 | 5.74 | - | 8.08 | 8.08 | - | - | - | - | - |
| NPS | DN | OD | SCH5/5S | SCH10S | SCH10 | SCH20 | SCH30 | SCH40S/STD | SCH40 | SCH60 | SCH80S/XS | SCH80 | SCH100 | SCH120 | SCH140 | SCH160 | XXS |
| 4 | 100 | 114.3 | 2.11 | 3.05 | 3.05 | - | 4.78 | 6.02 | 6.02 | - | 8.56 | 8.56 | - | 11.13 | - | 13.49 | 17.12 |
| 5 | 125 | 141.3 | 2.77 | 3.40 | 3.40 | - | - | 6.55 | 6.55 | - | 9.53 | 9.53 | - | 12.7 | - | 15.88 | 19.05 |
| 6 | 150 | 168.3 | 2.77 | 3.40 | 3.40 | - | - | 7.11 | 7.11 | - | 10.97 | 10.97 | - | 14.27 | - | 18.26 | 21.95 |
| 8 | 200 | 219.1 | 2.77 | 3.76 | 3.76 | 6.35 | 7.04 | 8.18 | 8.18 | 10.31 | 12.7 | 12.7 | 15.09 | 18.26 | 20.62 | 23.01 | 22.23 |
| 10 | 250 | 273.1 | 3.4 | 4.19 | 4.19 | 6.35 | 7.8 | 9.27 | 9.27 | 12.7 | 12.7 | 15.09 | 18.26 | 21.44 | 25.4 | 28.58 | 25.4 |
| 12 | 300 | 323.9 | 3.96 | 4.57 | 4.57 | 6.35 | 8.38 | 9.53 | 10.31 | 14.27 | 12.7 | 17.48 | 21.44 | 25.4 | 28.58 | 33.32 | 25.4 |
| 14 | 350 | 355.6 | 3.96 | 4.78 | 6.35 | 7.92 | 9.53 | 9.53 | 11.13 | 15.09 | 12.7 | 19.05 | 23.83 | 27.79 | 31.75 | 35.71 | - |
| 16 | 400 | 406.4 | 4.19 | 4.78 | 6.35 | 7.92 | 9.53 | 9.53 | 12.7 | 16.66 | 12.7 | 21.44 | 26.19 | 30.96 | 36.53 | 40.49 | - |
| 18 | 450 | 457.2 | 4.19 | 4.78 | 6.35 | 7.92 | 11.13 | 9.53 | 14.27 | 19.05 | 12.7 | 23.83 | 29.36 | 34.93 | 39.67 | 45.24 | - |
| 20 | 500 | 508 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | 9.53 | 15.09 | 20.62 | 12.7 | 26.19 | 32.54 | 38.1 | 44.45 | 50.01 | - |
| 22 | 550 | 559 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | 9.53 | - | 22.23 | 12.7 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | - |
| 24 | 600 | 610 | 5.54 | 6.35 | 6.35 | 9.53 | 14.27 | 9.53 | 17.48 | 24.61 | 12.7 | 30.96 | 38.89 | 46.02 | 52.37 | 59.54 | - |
| NPS | DN | OD | SCH5/5S | SCH10S | SCH10 | SCH20 | SCH30 | SCH40S/STD | SCH40 | SCH60 | SCH80S/XS | SCH80 | SCH100 | SCH120 | SCH140 | SCH160 | XXS |
| 26 | 650 | 660 | - | - | 7.92 | 12.7 | - | 9.53 | - | - | 12.7 | - | - | - | - | - | - |
| 28 | 700 | 711 | - | - | 7.92 | 12.7 | 15.88 | 9.53 | - | - | 12.7 | - | - | - | - | - | - |
| 30 | 750 | 762 | 6.35 | 7.92 | 7.92 | 12.7 | 15.88 | 9.53 | - | - | 12.7 | - | - | - | - | - | - |
| 32 | 800 | 813 | - | - | 7.92 | 12.7 | 15.88 | 9.53 | 17.48 | - | 12.7 | - | - | - | - | - | - |
| 34 | 850 | 864 | - | - | 7.92 | 12.7 | 15.88 | 9.53 | 17.48 | - | 12.7 | - | - | - | - | - | - |
| 36 | 900 | 914 | - | - | 7.92 | 12.7 | 15.88 | 9.53 | 19.05 | - | 12.7 | - | - | - | - | - | - |
| 38 | 950 | 965 | - | - | - | - | - | 9.53 | - | - | 12.7 | - | - | - | - | - | - |
| 40 | 1000 | 1016 | - | - | - | - | - | 9.53 | - | - | 12.7 | - | - | - | - | - | - |
| 42 | 1050 | 1067 | - | - | - | - | - | 9.53 | - | - | 12.7 | - | - | - | - | - | - |
| 44 | 1100 | 1118 | - | - | - | - | - | 9.53 | - | - | 12.7 | - | - | - | - | - | - |
| 46 | 1150 | 1168 | - | - | - | - | - | 9.53 | - | - | 12.7 | - | - | - | - | - | - |
| 48 | 1200 | 1219 | - | - | - | - | - | 9.53 | - | - | 12.7 | - | - | - | - | - | - |
| 52 | 1300 | 1321 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 56 | 1400 | 1422 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 60 | 1500 | 1524 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 64 | 1600 | 1626 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 68 | 1700 | 1727 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 72 | 1800 | 1829 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 76 | 1900 | 1930 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 80 | 2000 | 2032 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| *Customized size please confirm with us | |||||||||||||||||
Tolerance
| NPS Designator | Permissible Variations in Outside Diameter | |||
|---|---|---|---|---|
| Over | Under | |||
| in. | mm | in. | mm | |
| 1/8 to 3/2, incl | 1/64 (0.015) | 0.4 | 1/32 (0.031) | 0.8 |
| Over 3/4 to 4, incl | 1/32 (0.031) | 0.8 | 1/32 (0.031) | 0.8 |
| Over 4 to 8, incl | 1/16 (0.062) | 1.6 | 1/32 (0.031) | 0.8 |
| Over 8 to 12, incl | 3/32 (0.093) | 2.4 | 1/32 (0.031) | 0.8 |
| Over 18 to 26, incl | 1/8 (0.125) | 3.2 | 1/32 (0.031) | 0.8 |
| Over 26 to 34, incl | 5/32 (0.156) | 4.0 | 1/32 (0.031) | 0.8 |
| Over 34 to 48, incl | 3/16 (0.187) | 4.8 | 1/32 (0.031) | 0.8 |
| Outside Diameter, in. (mm) | Permissible Variations in Length | |||
| Over | Under | |||
| under 2 (50.8) | 1/8 (3.18) | 0 | ||
| 2 (50.8) and over | 3/16 (4.75) | 0 | ||
Delivery State
| Delivery State Choice | Surface Condition |
|---|---|
| Welded | Polished |
| Pickled | |
| Sand Blasted | |
| Annealed | Polished |
| Pickled | |
| Sand Blasted | |
| Bright Annealed | Bright |
| Polished | |
| 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. | |
Téléchargez vos spécifications
Pour commencer, veuillez nous communiquer vos coordonnées ainsi que le type de produit, ses dimensions, la quantité souhaitée et les normes requises. Si vous disposez de plans CAO, de cahiers des charges ou d'exigences particulières en matière de tolérances, merci de les mettre en ligne.
Obtenir un devis et une révision de la conception
Dans les 12 heures, nous vous enverrons un devis détaillé ainsi que nos commentaires sur la conception pour la fabricabilité (DFM) de votre projet sur mesure. Cela permet de garantir la faisabilité financière de votre projet sur mesure et vous donne une idée précise des coûts impliqués.
Validez votre commande et lancez la production
Une fois que vous aurez validé le devis et le visuel, votre projet sera intégré à notre file d'attente de production dès le lendemain matin de la réception de votre confirmation.
Expédition et livraison
En moyenne, les commandes de produits sur mesure sont expédiées sous 20 à 45 jours ouvrés. Les produits en stock et les échantillons sont expédiés sous 48 heures.
En seulement 4 étapes
Custom Nickel Alloy Welded Pipe & Tube Quotation Process
From detailed consultation to final delivery, we make custom nickel alloy welded pipe & tube orders simple and convenient. With exceptional customer service, we anticipate your needs, provide professional solutions, and ensure on time delivery
Nickel Alloy Welded Pipe & Tube FAQs
Notre équipe d'experts est là pour vous accompagner à chaque étape et vous aider à concrétiser votre projet. Consultez la FAQ pour obtenir de l'aide à ce sujet.
For industrial applications, the standard finish for nickel alloy welded pipe and tube is No.1 or pickled. Polished options are also available in 320#, 400#, 600#, or mirror finish. Please specify whether internal, external, or both-side polishing is required.
Standard lengths are 5.8 m and 6 m. Lengths of 12 m and 13 m can also be produced on request. We can cut the tubes to the required length by laser, plasma, or waterjet cutting; cutting and material loss may add cost.
The typical lead time is 10 weeks for nickel alloy welded-pipe orders below two container loads. Special grades, nonstandard sizes, or other unusual requirements may extend the schedule. Large production quantities can require additional time. Delivery timing is also subject to force-majeure conditions.
We have nickel alloy elbows, flanges, reducers etc. For more details, please refer to our products.
By default, we will use thick woven plastic bags for package. We can also do customized package like wooden case as per your demand. You can also refer to our photos for better understanding.
Samples of common nickel alloy welded pipe and tube grades and sizes can be provided when suitable material is available. Small evaluation samples are normally free, while the buyer pays freight; large, nonstandard, or specially processed samples are quoted separately.
The estimated standard MOQ for nickel alloy welded pipe and tube is 500 kg per size. The final minimum can vary with alloy grade, dimensions, manufacturing route, and material availability.
Inspection of nickel alloy welded pipe and tube covers material identity, dimensions, weld quality, wall thickness, straightness, surface, and the nondestructive or pressure-test scope stated in the order. Only material that meets the approved specification and required inspection results is released for shipment.