HRS Ferritic · Alloy 20 Coils Supplier, Stockist & Importer

Alloy 20 Coils
Carpenter 20 Coils

Excellent Resistance to Sulfuric Acid · High Strength & Durability · Good Resistance to Stress Corrosion Cracking · Global Industrial Supply

ASTM B463 / UNS N08020 EN 2.4660 NiCr20CuMo Carpenter 20 / 20Cb-3
code Code
📋 Table of Contents
1What are Alloy 20 Coils?
2How it Works
3Metallurgical Characteristics
4Specifications
5Available Stock
6Types of Alloy 20 Coils
7Chemical Details
8Mechanical Properties
9Pricing Information
10Equivalent Grades
11FAQs
HRS Ferritic · Trusted Global Leader

Alloy 20 Coils - Supplier, Stockist, & Exporter

HRS Ferritic is a globally recognized leader in the alloy industry, known as a trusted Alloy 20 Coils Supplier, Alloy 20 Coils Stockist, and Alloy 20 Coils Importer, delivering premium-quality products sourced from valuable and certified manufacturers. With a strong commitment to quality, precision, and timely delivery, each product meets international standards and serves diverse industrial sectors with reliability, durability, and performance.

What are Alloy 20 Coils? Alloy 20 Coils are nickel-iron-chromium alloy coils designed for excellent resistance to corrosion, especially in sulfuric acid environments. They are also known as Carpenter 20 and are widely used in industries requiring strong resistance to chemical attack. These coils provide outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking.

  • Excellent resistance to sulfuric acid
  • High strength and durability
  • Good resistance to stress corrosion cracking
  • Suitable for chemical processing environments
  • Long service life
  • Reliable performance in harsh conditions
Alloy 20 Coils Supplier & Stockist
HighDurable
Working Mechanism

How Alloy 20 Coils Works

Alloy 20 Coils work through a balanced combination of nickel, chromium, and molybdenum, which provides excellent resistance to acidic and corrosive environments. Copper improves resistance to sulfuric acid, while nickel enhances resistance to chloride stress corrosion cracking.

32-38%
Nickel (Ni)
19-21%
Chromium (Cr)
550
Tensile MPa
0.5-100
Thickness (mm)
Composition Analysis

Metallurgical Characteristics of Alloy 20 Coils

Key alloying elements that contribute to the superior corrosion resistance of Carpenter 20.

Ni
Nickel
Provides fundamental corrosion resistance and stability.
Cr
Chromium
Enhances oxidation resistance through a protective layer.
Mo
Molybdenum
Improves pitting resistance in acidic environments.
Cu
Copper
Enhances resistance specifically against sulfuric acid.
Fe
Iron
Provides the base structural strength for industrial use.
C
Carbon
Maintains mechanical stability and structural integrity.
Technical Data

Specifications for Alloy 20 Coils

ASTM B463 · ASME SB463 · UNS N08020 · EN 2.4660

Specification Details
ASTM / ASME ASTM B463 / ASME SB463
UNS UNS N08020
EN 2.4660 / NiCr20CuMo
DIN 2.4660 / NiCr20CuMo
ISO NiCr20CuMo
JIS NCF 20 / NW 2200 CuMo (approx.)
Product Form Sheets / Plates / Coils
Thickness Range 0.5 mm to 100 mm
Standard Widths 1000 mm, 1219 mm, 1250 mm, 1500 mm, 1800 mm, 2000 mm, 2500mm, 3000mm, 3500mm, etc
Standard Lengths 2000 mm, 2440 mm, 2500 mm, 3000 mm, 5800 mm, 6000mm, etc
Custom Cuts Width and Length available as per customer requirement
Surface Finish Hot Rolled (HR), Cold Rolled (CR), Annealed & Pickled (AP)
Supply Condition Solution Annealed
Cutting Methods Plasma, Laser, Waterjet, Oxy Propane
Packaging Bundled, Wooden Plates, Bubble wraps, Customized
Inventory

Available Stock & Product Forms

📄

Flat Products

Precision sheets, heavy plates, and shim sheets available in ready stock.

🌀

Coils & Strips

Slitting coils, perforated coils, and thin foils (from 0.05 mm) in various sizes.

🪨

Speciality Forms

Circles, rings, custom-cut blanks, and chequered (tread) plates for unique needs.

✂️

Edge Conditions

Mill edge, slit edge, round edge, and square edge conditions available.

🧪

Nickel (Ni)

32.0 – 38.0% — Key for resistance to chloride stress corrosion.

💎

Chromium (Cr)

19.0 – 21.0% — Crucial for oxidation resistance in chemicals.

⚫

Copper (Cu)

3.0 – 4.0% — Enhances resistance to sulfuric acid solutions.

⚙️

Molybdenum (Mo)

2.0 – 3.0% — Improves pitting resistance in aggressive media.

💪

Tensile Strength

550 MPa (min) — Robust structural performance in harsh plants.

🎯

Yield Strength

240 MPa (min) — Reliable 0.2% offset yield for stability.

📏

Elongation

30 – 45 % — High ductility for forming and fabrication.

🔬

Hardness

≤ 95 HRB — Balanced hardness for optimal durability.

Product Range

Types of Alloy 20 Coils

Available in multiple finishes and configurations for precision engineering.

Hot Rolled Alloy 20 Coils
Cold Rolled Alloy 20 Coils
Bright Annealed Coils
Slit Edge Coils
Polished Coils
Application Sectors

Industries We Serve

Sugar
Sugar Industry
Global cane and beet processing requiring thermal endurance.
Power
Power Industry
Electricity generation and distribution systems.
Ship Building
Ship Building
Marine propulsion and exhaust components.
Mechanical
Mechanical & Plant Engineering
Industrial machinery design solutions.
Food
Food, Beverage & Dairy
Processed food manufacturing environments.
Oil Gas
Oil & Gas Plant
Refinery furnace units and burner assemblies.
Chemical Composition

Chemical Details of Alloy 20 Coils

Standard percentage breakdown of key elements in Alloy 20 (UNS N08020).

Element Percentage (%)
Nickel (Ni) 32.0 – 38.0
Chromium (Cr) 19.0 – 21.0
Iron (Fe) Balance (~35–45%)
Molybdenum (Mo) 2.0 – 3.0
Copper (Cu) 3.0 – 4.0
Manganese (Mn) ≤ 2.0
Silicon (Si) ≤ 1.0
Carbon (C) ≤ 0.07
Phosphorus (P) ≤ 0.045
Sulfur (S) ≤ 0.035
Columbium (Nb) 8 × C min – 1.0 max
Performance Data

Mechanical Properties of Alloy 20 Coils

550
Tensile Strength
MPa (min) — Ultimate tensile capability
240
Yield Strength
MPa (min) — 0.2% Offset for industrial load
30 – 45 %
Elongation
Ductility range for complex industrial fabrication
≤ 95 HRB
Hardness
Maximum hardness for optimal material toughness
195 GPa
Elastic Modulus
Consistent structural stiffness for industrial plants
8.08 g/cm³
Density
Specific gravity for engineering weight calculation
Cost Information

Price List for Alloy 20 Coils

Price Factors

What affects the Alloy 20 Coils price?

As a trusted Alloy 20 Coils Supplier and Stockist, we offer competitive pricing sourced from valuable manufacturers.

  • Raw material price fluctuations
  • Thickness and dimensions
  • Surface finish requirements
  • Order quantity and volume
  • Market demand and industrial supply
  • Global freight and logistics costs
Get Pricing Today
Get A Quote!
Competitive rates · High quality · Global delivery
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International Standards

Equivalent Grades for Alloy 20 Coils

Cross-reference table for international designations of Carpenter 20.

Standard Equivalent Grade
UNS N08020
Werkstoff / DIN 2.4660
EN (Numeric / Name) 2.4660 / NiCr20CuMo
JIS (Japan) NCF 20 / NW 2200 CuMo (approx.)
BS (British Standard) NA 20
GOST (Russia) ЭИ 437Б
AFNOR (France) Z2 NCDU 25-20
AWS (Welding) ERNiCrMo-3 / ER320LR
Alternative Name Carpenter 20 / 20Cb-3
📦
Ready Stock Availability
  • Flat Products: Precision sheets, heavy plates, shim sheets
  • Coils & Strips: Slitting coils, perforated coils, thin foils (from 0.05 mm)
  • Speciality Forms: Circles, rings, custom-cut blanks, chequered (tread) plates
  • Edge Conditions: Mill edge, slit edge, round edge, square edge
🏭
Quality & Logistics
  • Testing: PMI, Ultrasonic (UT), Radiography (RT), corrosion testing
  • Certification: EN 10204 3.1 / 3.2, NACE compliance on request
  • Global Supply: USA, UAE, Saudi Arabia, Singapore, Indonesia, Europe
  • Export Grade: ISPM-15 wooden crates, moisture-protected packaging
Use Cases

Applications and Importance of Alloy 20 Coils

✈️ Aerospace
Used in auxiliary components requiring corrosion resistance and chemical stability.
⛽ Oil & Gas
Processing equipment, pipelines, and storage where acidic environments are present.
🌾 Fertilizer Industry
Widely used in plants handling sulfuric acid and other aggressive industrial chemicals.
⚡ Electric Sector
Provides mechanical strength and efficiency in modern EV battery and energy applications.
🏗️ Infrastructure
Corrosion resistance and structural strength for heavy-duty industrial construction.
🧪 Chemical Processing
Reactors and tanks where high resistance to corrosive acids ensures safety and long life.
🚗 Automotive
Applied in exhaust systems and fuel units requiring durability in demanding stress.
💊 Pharmaceuticals
Manufacturing equipment ensuring high hygiene standards and total product purity.
Why HRS Ferritic

Why Choose HRS Ferritic for Alloy 20 Coils?

HRS Ferritic is committed to delivering high-quality alloy solutions with reliability and efficiency. We source materials from certified manufacturers to meet international standards across diverse industrial sectors.

Leading Alloy 20 Coils Supplier in the global market
Trusted Alloy 20 Coils Stockist with ready inventory
Reliable Alloy 20 Coils Importer with expert support
Competitive pricing based on industrial requirements
Fast delivery services and robust global logistics
Complete quality assurance and full traceability
Materials sourced from certified global mills
Supplying to over 20+ countries worldwide
🇮🇳

Cities We Supply In India

New Delhi · Ahmedabad · Jaipur · Surat · Salem · Gandhinagar · Varanasi · Haldia · Bhiwandi · Tiruppur · Jamnagar · Thiruvananthapuram · Rajahmundry · Visakhapatnam · Bhubaneswar · Vijaywada · Rajkot · Bharuch · Coimbatore · Nagpur · Raipur · Cochin · Ludhiana · Panipat · Durgapur · Agra · Indore · Kuala Lumpur · Al Jubail · Pimpri-Chinchwad · Sharjah · Karachi · Chandigarh · Bogota · Muscat · Madrid · Tehran · Granada · Jakarta · Los Angeles · Rio de Janeiro · Melbourne · Cairo · New York · Busan · Milan · Montreal · Singapore · Sydney · Dubai · Lagos · Gurgaon · Port-of-Spain · Hong Kong · Navi Mumbai · Secunderabad · Bangkok · Aberdeen · Bhopal · Atyrau · Caracas · Jamshedpur · Thane · Faridabad · Ahvaz · Ahmedabad · Hanoi · Bengaluru · Dallas · Moscow · Surat · Riyadh · Rajkot · Al Khobar · Hyderabad · Haryana · Ernakulam · Gimhae-si · Algiers · Thiruvananthapuram · Brisbane · Calgary · Mumbai · Chennai · Courbevoie · Toronto · Vung Tau · Ankara · Doha · Nagpur · Howrah · Ranchi · Perth · Noida · Houston · Kolkata · Chiyoda · Mexico City · Edmonton. Geoje-si · Abu Dhabi · Santiago · New Delhi · Colombo · Ludhiana · Lahore · Coimbatore · Ho Chi Minh City · Manama · Ulsan · London · Visakhapatnam · Jaipur · Kuwait City · Seoul · Istanbul · Pune · Baroda · Kanpur · La Victoria · Jeddah · Dammam · Petaling Jaya · Nashik · Vadodara ·jamnagar ·hazira · jubail industrial city · Ajman · Capetown · San Francisco · sao paulo · Barcelona · Ahmedi · Muscat · Madrid · Birmingham · Johannesburg.
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Countries We Export To

Saudi Arabia · Qatar · Canada · Sri Lanka · Iran · Nigeria · Bangladesh · Oman · UAE · Turkey · Kuwait · Venezuela · Africa · Singapore · Netherlands · United Kingdom · Mexico · Malaysia · United States · Australia · Japan Saudi Arabia · Iran · Iraq · UAE · Qatar · Bahrain · Oman · Kuwait · Turkey · Yemen · Syria · Jordan · Cyprus · Nigeria · Algeria · Angola · South Africa · Libya · Egypt · Sudan · Equatorial Guinea · The Republic Of Congo · Gabon · USA · Canada · Mexico · Panama · Costa Rica · Puerto Rica · Trinidad And Tobago · Jamaica · Bahamas · Denmark · Russia · Norway · Germany · France · Italy · Uk · Spain · Ukraine · Netherland · Belgium · Greece · Czech Republic · Portugal · Hungary · Albania · Austria · Switzerland · Slovakia · Finland · Ireland · Croatia · Slovenia · Malta · India · Singapore · Malaysia · Indonesia · Thailand · Vietnam · South Korea · Japan · Sri Lanka · Maldives · Bangladesh · Myanmar · Taiwan · Cambodia · Argentina · Bolivia · Brazil · Chile · Venezuela · Colombia · Ecuador · Guyana · Paraguay · Uruguay · New Zealand · Romania · Puerto Rico · Nepal · Kenya · Afghanistan · Lithuania · Belarus · Zimbabwe · Israel · Azerbaijan · Poland · Australia · Morocco · Philippines.
Support

Frequently Asked Questions

Quick answers to common queries about Alloy 20 Coils.

Alloy 20 Coils are widely used in sulfuric acid-related industries due to their excellent corrosion resistance, making them a preferred material from a reliable Alloy 20 Coils Supplier.
Larger Alloy 20 Coils require higher material usage and increased handling effort, which raises the overall cost when procured from an Alloy 20 Coils Supplier for industrial applications.
Custom specifications typically increase manufacturing difficulty and processing time, making them more expensive when ordered from an Alloy 20 Coils Stockist.
Greater thickness in Alloy 20 Coils demands more raw material and additional processing, resulting in higher costs when sourced from an Alloy 20 Coils Stockist or manufacturer.
Yes, larger order quantities benefit from economies of scale, reducing the per-unit cost when buying from an Alloy 20 Coils Importer for bulk industrial use.
Yes, variations in nickel, chromium, and copper prices directly affect the market pricing offered by any Alloy 20 Coils Supplier worldwide.
Premium finishes such as polished or bright annealed require extra processing steps, increasing production cost when purchased from an Alloy 20 Coils Importer.
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