Incoloy DS

W.Nr. 1.4862

Catalog

Arialloy are carefully crafted using only the finest materials. Our production team offers superior craftsmanship with over 10 years of experience working with incoloy ds tubes / sheets / wires / bars / fittings

Incoloy DS Material Properties

W.Nr. 1.4862 Overview

Explore the chemical composition, corrosion resistance, mechanical properties, and temperature characteristics of incoloy ds for optimal resistance, strength, and stability

Incoloy DS Chemical Composition

DS
1.4862
Incoloy DS Composition
Fe 35.1%~45.0%
35.1%~45.0%
Ni+Co 34.5%~41.0%
34.5%~41.0%
Cr 17.0%~19.0%
17.0%~19.0%
Si 1.90%~2.60%
1.90%~2.60%
Mn 0.80%~1.50%
0.80%~1.50%
Cu ≤ 0.50%
≤ 0.50%
Ti ≤ 0.20%
≤ 0.20%
C ≤ 0.10%
≤ 0.10%
S ≤ 0.030%
≤ 0.030%

Incoloy DS Material Properties Overview

As a leading supplier and manufacturer in China, Arialloy supplies cost effective Incoloy DS products. Incoloy DS (W.Nr. 1.4862) is an austenitic nickel iron chromium alloy containing about 2% silicon, combining high temperature corrosion resistance, useful mechanical strength and strong structural stability during prolonged thermal exposure.

Chromium and silicon promote the formation of a tightly adherent protective oxide layer, improving resistance to oxidation, scaling, carburization and the selective oxidation phenomenon known as green rot. Nickel stabilizes the austenitic structure and helps suppress sigma phase embrittlement during extended exposure from about 600°C to 900°C. The relatively high nickel content also helps preserve austenitic stability during repeated thermal cycling, while the silicon addition strengthens the protective scale response in carburizing and oxidizing atmospheres.

The alloy retains good tensile strength and ductility through a broad temperature range, while its creep and rupture behavior supports long duration thermal service. Its strongest property balance is in elevated temperature environments, where oxidation resistance, carburization resistance and metallurgical stability are more important than broad aqueous chemical corrosion resistance.

Arialloy recommends incoloy DS for buyers who prioritize long term high temperature stability, protective scale retention and reliable mechanical performance under repeated or sustained heating.

Sulfuric Acid
Hydrochloric Acid
Hydrofluoric Acid
Phosphoric Acid
Nitric Acid
Organic Acids
Alkalies and Salts
Seawater

Incoloy DS Corrosion Resistance

Incoloy DS develops a tightly adherent oxide layer that protects the surface from high temperature corrosion and limits progressive metal loss. Its chromium and silicon content provides strong resistance to oxidation, scaling and carburization, including atmospheres that alternate between oxidizing and reducing conditions.

The alloy also resists green rot, a selective oxidation mechanism associated with chromium depletion in nickel chromium materials. This protective behavior gives incoloy DS particularly stable surface performance during prolonged thermal exposure and repeated changes in furnace atmosphere.

Yield Strength
Tensile Strength
Elongation / Ductility
Hardness / Wear Resistance
Impact Toughness
Fatigue Resistance
Creep / Rupture Strength
Fabrication / Weldability

Incoloy DS Mechanical Properties

Incoloy DS combines useful strength with high ductility in its austenitic structure. At room temperature, tensile data show about 363 MPa 0.2% proof strength, about 687 MPa tensile strength and about 37% elongation for sheet material.

The alloy maintains substantial tensile strength as temperature rises and retains good deformation capacity, helping it tolerate thermal movement without rapid embrittlement. Its mechanical profile also includes good impact toughness and useful creep and rupture strength for long duration exposure at elevated temperatures.

Strength & Stability
Oxidation Resistance
Carburization Resistance
Sulfidation Resistance
Nitriding Resistance
Carbonitriding Resistance
Resistance to Molten Salts

Incoloy DS Temperature Characteristics

Incoloy DS is distinguished by strong thermal stability and resistance to high temperature oxidation. Nickel maintains a stable austenitic structure and suppresses sigma phase embrittlement through the 600°C to 900°C range. Chromium and silicon support a persistent protective oxide scale and strong carburization resistance during prolonged heating.

The alloy also shows useful creep and rupture strength at elevated temperatures and good cyclic oxidation behavior. Its oxidation resistance in air extends to about 1100°C, making temperature performance one of the strongest characteristics of incoloy DS.

Incoloy DS Products

Nickel Alloy DS Product Types

With advanced equipment and expert craftsmanship, we create durable, high performance nickel alloy ds products tailored to each project’s needs

Incoloy DS Data Sheet

Incoloy Alloy DS Data Sheet

Access / download the incoloy ds data sheet to gain in depth insights into precise physical and processing parameters
ensuring the selection of the optimal nickel alloy material for your project

Physical Properties

Densityg/cm37.86
lb/in.30.284
Melting Range°C1330 - 1400

Mechanical Properties

°C0.1% proof stress
MPa
0.2% proof stress
MPa
Tensile Strength
MPa
Elongationon 5.65 √ So
%
Reduction of Area
%
sheet, cold-rolled, heat treated
2032736368737.1-
10031032962936.3-
20028430361632.7-
30029230460736.7-
40028629760235.2-
50026928357835.4-
60023925348240.1-
70019520833548.8-
80010711618175.7-
900636610579.9-
100031366574.6-
plate, hot-rolled, heat treated 10 min/1020°C/AC
-19647348591454.568.1
2029830167047.671.5
10026326961844.169.0
20024224758141.164.0
30021922259341.562.1
40021321959346.760.8
50019620256843.657.3
60019620149045.345.0
70017918535156.744.9
80013614220874.060.7
900637111990.975.1
1000374273111.382.2
plate, hot-rolled, heat treated 1h/1150°C/AC
-19639140679861.175.5
2021021960261.177.0
10018819655155.070.9
20016416852855.671.4
30013313650555.668.0
40013313651162.264.3
50011912449364.467.8
60011311644055.544.6
70011712433431.137.3
80013714523235.632.0
900667412286.761.9
100037427397.866.3
plate, hot-rolled, heat treated and welded
-19655857995131.141.6
2036038067238.971.1
10029031446813.322.3
20030331759533.366.7
30030030658838.958.6
40028029758237.863.9
50027630056236.748.0
60025226651336.756.5
70022123340832.247.8
80015917123535.665.9
900828812452.281.2
100046487642.288.7

Incoloy DS Standards

W.Nr. 1.4862 Specifications & Standards

From production to inspection, we meet strict quality standards, addressing tolerance and chemical composition needs

BS 3074

Seamless Tube

BS 3076

Bar

BS 3075

Wire

BS 3072

Sheet and Plate

BS 3073

Strip

Incoloy DS SHOW

Nickel Alloy DS Showcase

From initial samples to large scale production, we supply high quality incoloy ds products and help you achieve your manufacturing goals.

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 Incoloy DS Quotation Process

From detailed consultation to final delivery, we make custom incoloy ds product orders simple and convenient. With exceptional customer service, we anticipate your needs, provide professional solutions, and ensure on time delivery

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Incoloy DS Supplier - Arialloy

From Production to Quality Control, Every Step Tailored to Perfection

Arialloy incoloy alloy ds manufacturer has always been at the forefront of the industry. With its unremitting pursuit of quality, precision, and professional solutions, Arialloy has gradually established a complete production system and rapid supply capabilities. By continuously improving manufacturing processes, adopting cutting edge equipment, and adhering to strict quality control, Arialloy ensures that every product meets the highest requirements for durability, precision, and international standards

Incoloy DS Applications

W.Nr. 1.4862 Alloy Solutions

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

Incoloy DS Knowledge

Nickel Alloy DS Wiki

Arialloy explores with you every factor that influences your choice
including chemical composition, mechanical properties, temperature characteristics, price, and manufacturing process

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Incoloy Alloy Grades

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Custom Incoloy DS 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

Please contact us at sales@arialloy.com with your incoloy ds requirements, or use the inquiry form at the bottom of the page. We will prepare a detailed quotation for your review. If you would like to proceed, send us your PO. We will issue a PI for payment and start production after receiving the prepayment. You will receive confirmation when the material is complete.

Once we receive your inquiry for incoloy ds, our sales team will normally provide the quotation within 24 hours. If the request requires additional information or cannot be quoted, we will contact you promptly.

We normally use FOB terms when quoting incoloy ds. The customer can therefore appoint a freight forwarder of their choice, and we will work with that forwarder to complete the local shipping work. If you want a more convenient service, we can also organize the transportation and calculate the freight.

A change in the price of a major alloying metal can affect the cost of the finished alloy. For incoloy ds and other superalloys, nickel, chromium, iron, and silicon, and related metallic inputs contribute substantially to pricing, so their market movements can influence the final quotation.

The raw incoloy ds material is produced through our own smelting process. Our factory has more than 30 vacuum and electroslag remelting furnaces, and the available capacities allow us to select the right equipment for each order. This capability is what makes smaller MOQs possible for our customers.

We issue the incoloy ds material test report before release for shipment. It provides traceable records of the applicable standard, chemical composition, mechanical properties, dimensions, and heat number, confirming material compliance.

Our incoloy ds manufacturing controls include material ratio management and chemical composition monitoring during smelting. Finished material is subjected to PMI testing, and additional chemical analysis can be conducted by an independent laboratory upon request.