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Hunan Hengan Weiye Metal Products Co., Ltd.

  • China,Changsha ,Hunan
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China Incoloy 825 (UNS N08825 / 2.4858) Nickel-Iron-Chromium Alloy Round Bar
China Incoloy 825 (UNS N08825 / 2.4858) Nickel-Iron-Chromium Alloy Round Bar

  1. China Incoloy 825 (UNS N08825 / 2.4858) Nickel-Iron-Chromium Alloy Round Bar
  2. China Incoloy 825 (UNS N08825 / 2.4858) Nickel-Iron-Chromium Alloy Round Bar

Incoloy 825 (UNS N08825 / 2.4858) Nickel-Iron-Chromium Alloy Round Bar

  1. MOQ: 1 Piece / Small trial order acceptable
  2. Price:
  3. Get Latest Price
Standard ASTM B425 / ASME SB425 (bars/rods) ; ASTM B564 / ASME SB564 (forgings)
Surface Black / peeled / bright / polished / ground / centreless ground
Delivery Time 10–30 Working Days
Dia (mm) 4 – 500 mm (custom)
Grade UNS N08825/ 2.4858/GB NS1402
Packaging Details Waterproof polybag + Export wooden pallet / wooden case
Payment Terms T/T,L/C AT SIGHT
Length (mm) 1000 – 6000 Custom up to 12000
Place of Origin China
Brand Name HA STEEL

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  1. Product Details
  2. Company Details

Product Specification

Standard ASTM B425 / ASME SB425 (bars/rods) ; ASTM B564 / ASME SB564 (forgings) Surface Black / peeled / bright / polished / ground / centreless ground
Delivery Time 10–30 Working Days Dia (mm) 4 – 500 mm (custom)
Grade UNS N08825/ 2.4858/GB NS1402 Packaging Details Waterproof polybag + Export wooden pallet / wooden case
Payment Terms T/T,L/C AT SIGHT Length (mm) 1000 – 6000 Custom up to 12000
Place of Origin China Brand Name HA STEEL

Product Highlights

  • Premium nickel-chromium-molybdenum-copper alloy Incoloy 825 (UNS N08025, W.Nr 2.4858)
  • Excellent resistance to oxidizing & reducing mixed acid, chloride pitting and stress corrosion cracking
  • Stable performance in sulfuric, phosphoric, nitric acid and flue gas desulfurization (FGD) environments
  • Low carbon content avoids intergranular corrosion after welding without post-weld heat treatment
  • Great ductility, formability and stable mechanical properties at cryogenic to medium high temperatures
  • Custom hot forging, hot rolling and full CNC machining strictly based on customer drawings
  • Manufactured fully compliant with ASTM B409, ASTM B446 international alloy standards
  • Long service life under severe corrosive working media with minimal maintenance cost

Product Overview

This series of Incoloy 825 round bars are hot rolled and hot forged solid nickel alloy rods made from high-purity UNS N08025 raw material. After complete solution annealing and stress relief treatment, the material features uniform compact grain structure, stable dimensional tolerance and balanced mechanical & anti-corrosion performance.

Incoloy 825 is a versatile corrosion-resistant nickel alloy added with molybdenum and copper elements. It performs well in both oxidizing and reducing corrosive media, which ordinary stainless steel cannot withstand. It is widely adopted in chemical acid production, waste gas desulfurization, seawater treatment and oil & gas sour service equipment as structural shaft blanks and fastener raw material.

Material Grade Characteristics – Incoloy 825 (UNS N08025 / 2.4858)

  • Nickel base alloy with Cr, Mo, Cu composite strengthening anti-corrosion elements
  • Resist mixed acid corrosion, chloride crevice corrosion and sulfide stress cracking (SSC)
  • Excellent anti-oxidation performance under medium high temperature working conditions
  • Good welding performance, no sensitization risk after long-time high temperature exposure
  • Retain good toughness at low temperature, suitable for cryogenic chemical equipment parts
  • Superior to 316L, duplex steel in concentrated sulfuric, phosphoric and mixed acid service

Chemical Composition (Weight %)

Grade EN Standard No. C ≤ Si ≤ Mn ≤ P ≤ S ≤ Cr Ni Mo Cu Fe
Incoloy 825 2.4858 0.05 0.50 1.00 0.03 0.015 19.5–23.5 38.0–46.0 2.50–3.50 1.50–3.00 Balance

Mechanical Properties (Solution Annealed, ASTM B409)

Property Incoloy 825 Solution Annealed
Minimum Tensile Strength ≥690 MPa (100 ksi)
Minimum 0.2% Yield Strength ≥275 MPa (40 ksi)
Minimum Elongation (50mm gauge) ≥30 %
Maximum Brinell Hardness ≤260 HB

Related Material Grades

  • Incoloy Series: 800, 800H, 800HT, 925, 020, G-3, 25-6MO
  • Inconel Series: 600, 601, 617, 625, 718, X-750, HX
  • Hastelloy Series: C22, C276, C2000, B2, B3, G35
  • Monel & Pure Nickel: Monel 400/K500, Nickel 200 / 201
  • Duplex & Austenitic Stainless Steel: 2205,2507,304,316L,321,904L
  • PH Stainless Steel: 17-4PH,15-5PH,17-7PH
  • Alloy & Carbon Steel: 4140,4340,F22,F91,A105,A516 Gr70

Key Advantages

  1. Dual Anti-Corrosion Capacity (Oxidizing + Reducing Acid)

    Unique Cr-Mo-Cu formula works stably in nitric, sulfuric, phosphoric mixed acid, outperforms all common stainless steel grades.

  2. Outstanding Chloride & SSC Resistance

    Effectively prevent pitting, crevice corrosion and sulfide stress cracking for offshore, oil field and desalination equipment.

  3. Stable High & Low Temperature Performance

    No brittle failure at low temperature; retain stable mechanical and anti-corrosion property under medium high temperature circulation.

  4. Excellent Weldability Without Heat Treatment

    Low carbon design eliminates carbide precipitation, no extra heat treatment needed after welding for complex assemblies.

  5. Long Service Cycle & Low Operation Cost

    Resist erosion and acid corrosion for long-term continuous production, reduce equipment replacement frequency.

Typical Applications

  • Chemical acid production reactors, heat exchangers, acid pump shafts and valve trim
  • Power plant flue gas desulfurization (FGD) absorption tower internal components
  • Offshore platform, seawater desalination corrosion resistant shafts and fasteners
  • Oil & gas sour well pipeline connectors, downhole corrosion resistant structural parts
  • Waste water & waste acid recovery processing equipment mechanical blanks
  • Pharmaceutical high-purity acid production equipment transmission components
  • Pickling line, pulp & paper bleaching machine wear resistant parts

Processing Service

We provide integrated hot forging, hot rolling and full precision machining services, and can produce finished components strictly according to customer CAD/PDF drawings:

  • Custom length cutting, surface peeling, grinding and polishing
  • CNC Turning, Milling, Planing, Drilling, Boring, Threading
  • Solution annealing & stress relief heat treatment customization
  • Gear cutting, special irregular profile forming & passivation treatment

We supply alloy shafts, hollow bars, piston blanks, flanges, rings, fasteners and bearing parts to industrial clients worldwide.

Quality Assurance

  • UT Ultrasonic Testing to detect internal rolling & forging defects
  • Tensile & hardness tester for mechanical property inspection
  • High-precision dimensional measuring instrument for tolerance control
  • Spectrometer full chemical composition spectrum analysis per batch
  • Metallographic microscope grain microstructure inspection

Mill Test Certificate (MTC EN 10204 3.1) can be provided together with shipment documents before delivery.

Packing & Delivery

Packing

  • Inner packaging: Waterproof anti-rust polybag for moisture and dust protection
  • Outer packaging: Reinforced fumigated wooden case / wooden pallet for long-distance sea transportation
  • Custom special packaging available on customer request

Lead Time

Normally 10 – 45 days after receipt of advance payment Exact delivery time depends on order quantity, bar diameter, length and customized machining & heat treatment requirements

Request Custom Quotation

Please send us your required bar diameter, length, surface finish and machining drawings. Our professional engineer team will offer competitive factory direct price within 24 hours. Free material matching consultation and technical support for all customers!

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler

  • Year Established:

    1998

  • Total Annual:

    >1-2 billion

  • Employee Number:

    >200+

  • Ecer Certification:

    Verified Supplier

HengAn Weiye Steel Group (HA Group) is a leading Chinese supplier of special steel, alloy materials, and precision machining services, with nearly 30 years of industry experience. The company integrates material sourcing, manufacturing, processing, and international trade, providing one-stop solutio... HengAn Weiye Steel Group (HA Group) is a leading Chinese supplier of special steel, alloy materials, and precision machining services, with nearly 30 years of industry experience. The company integrates material sourcing, manufacturing, processing, and international trade, providing one-stop solutio...

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Get in touch with us

  • Reach Us
  • Hunan Hengan Weiye Metal Products Co., Ltd.
  • Room 1307, Kaisa Plaza, No.318 Wuyi Avenue, Furong District, Changsha, Hunan,China. Postal Code 410001
  • https://www.hawymachining.com/

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