HRS Ferritic · Certified Supplier & Stockist
SS 409M / AISI 409M Coils
Exporter / Importer / Supplier
Ferritic Stainless Steel Coils · Excellent Corrosion & High Temperature Oxidation Resistance · Improved Weldability · Cost-Effective · Global Supply
ASTM A240 / ASME SA240
UNS S409M00
EN 1.4512
JIS SUS 409M
📋 Table of Contents
HRS Ferritic · SS 409M Coils Supplier & Stockist
SS 409M / AISI 409M Coils
Exporter / Importer / Supplier
HRS Ferritic is acknowledged as a leader in the provision of ferritic stainless and special alloys for industrial and infrastructure use. With an emphasis on traceability, quality and customer satisfaction, we have established an excellent reputation as a reliable SS 409M / AISI 409M Coils supplier. We source materials from mills that are reputable and certified, that are in compliance with international standards. With the help of modern warehouses and global logistics capabilities, we are also a reliable AISI/SS 409M Coils Stockist, as well as an Importer and serve customers from different industries around the world.
- Excellent corrosion resistance for atmospheric environments
- High temperature oxidation resistance
- Improved weldability with controlled chemistry
- More economical than austenitic stainless steels
- High thermal stability with low thermal expansion
- Resistance to stress corrosion cracking
409MFerritic Grade
Grade Overview
Introduction & Overview — SS 409M Coils / AISI 409M Coils
SS 409M / AISI 409M Coils are ferritic stainless steel coils renowned for their corrosion resistance, high temperature oxidation resistance, as well as their cost-effectiveness. SS 409M is an altered version of AISI 409 stainless steel with controlled chemistry that improves weldability and mechanical stability. The mechanism is built on a ferritic structure containing chromium — in the presence of oxygen, chromium creates a thin, passive oxide layer on the steel's surface that shields against further corrosion and oxidation. The ferritic microstructure provides high thermal stability, low thermal expansion and resistance to stress corrosion cracking.
10.5–12.5%
Chromium Content
Ferritic
Structure
450–620
Tensile Strength MPa
0.5–100
Thickness Range mm
Composition Analysis
Metallurgical Characteristics of Stainless Steel 409M Coils
Each element in SS 409M plays a precise role in delivering corrosion resistance, weldability and thermal stability.
Fe
Iron
Main base metal. Gives strength and structure to the steel.
Cr
Chromium
Provides corrosion and rust resistance by forming a protective surface layer. Also improves resistance to high temperatures.
C
Carbon
Increases strength and hardness. Kept low to maintain good weldability and corrosion resistance.
Mn
Manganese
Improves strength and toughness. Helps remove oxygen during steelmaking.
Si
Silicon
Improves oxidation resistance and helps in the manufacturing process as a deoxidizer.
P
Phosphorus
Present in small amounts. Too much can make the steel brittle, so it is controlled.
S
Sulfur
Improves machinability, but excess can reduce toughness and corrosion resistance.
Ti
Titanium
Prevents the formation of chromium carbides during welding. Improves weldability and maintains corrosion resistance.
Technical Data
Specifications for SS 409M Coils / AISI 409M Coils
ASTM A240 / ASME SA240 · UNS S409M00 · EN 1.4512 · JIS SUS 409M
| Specification | Details |
|---|---|
| ASTM / ASME | ASTM A240 / ASME SA240 (Plate, Sheet, and Strip) |
| UNS | S409M00 |
| EN | EN 1.4512 |
| DIN | 1.4512 |
| ISO | ISO X2CrTi12 |
| JIS | SUS 409M |
| Product Form | Coils / Sheets / Plates |
| Thickness Range | 0.5 mm to 100 mm |
| Standard Widths | 1000 mm, 1219 mm, 1250 mm, 1500 mm, 1800 mm, 2000 mm, 2500 mm, 3000 mm, 3500 mm, etc |
| Standard Lengths | 2000 mm, 2440 mm, 2500 mm, 3000 mm, 5800 mm, 6000 mm, etc |
| Custom Width Cut | Available as per customer requirement |
| Custom Length Cut | 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
Coils
High-quality coils in various thicknesses for industrial and automotive applications.
Plates
High-quality flat plate products in various thicknesses for industrial applications.
M. IPA
Modified Austenitic & Ferritic SS with excellent mechanical properties.
Strips
Slitting coils and precision strips for specialized forming operations.
Chromium (Cr)
10.5 – 12.5% — Provides corrosion resistance and high temperature oxidation resistance.
Carbon (C)
≤ 0.03% — Low level ensures improved weldability and corrosion resistance.
Manganese (Mn)
≤ 1.5% — Improves strength and toughness; helps remove oxygen during steelmaking.
Titanium (Ti)
Stabilizer — Prevents chromium carbide formation during welding; maintains corrosion resistance.
Tensile Strength
450–620 MPa — Exceptional for demanding structural applications.
Yield Strength
≥ 275 MPa — Consistent properties for forming operations.
Elongation
≥ 20% — Excellent ductility for cold-forming and fabrication.
Impact Resistance
Good — Reliable performance under dynamic loading conditions.
Application Sectors
Industries We Serve
Sugar Industry
Global cane and beet processing requiring thermal endurance.
Power Industry
Electricity generation and distribution systems.
Ship Building
Marine propulsion and exhaust components.
Mechanical & Plant Engineering
Industrial machinery design solutions.
Food, Beverage & Dairy
Processed food manufacturing environments.
Oil & Gas Plant
Refinery furnace units and burner assemblies.
Product Range
Types of SS 409M Coils / AISI 409M Coils
Choose from a wide range of finishes based on your application and precision requirements.
Hot Rolled SS 409M Coils
Cold Rolled SS 409M Coils
Annealed and Pickled Coils of SS 409M
Custom Cut-to-Length Coils
Application Sectors
Industries We Serve
Fertilizer Industry
Used to construct storage tanks, conveyors, hoppers, and structural frameworks exposed to mildly corrosive and moist conditions.
Chemical Processing
In pipe racks, frameworks for equipment, platforms and structural components externally exposed to chemical gases.
Aerospace
Used for ground-support equipment, hangar structures, and maintenance platforms needing strength and durability.
Oil & Gas
Suitable for pipe frames, supports, skid frames, stairs, walkways and outdoor structures exposed to extreme weather.
Pharmaceuticals
Used to construct utility buildings, HVAC equipment, storage platforms and support frames requiring corrosion resistance.
Automobile Industry
Commonly used in exhaust systems, rail coach bodies, wagon bodies, underframes, chassis components and heavy vehicle parts.
Chemical Composition
Chemical Properties of SS 409M Coils / AISI 409M Coils
The controlled chemistry of SS 409M — especially the very low carbon and titanium stabilization — improves weldability, maintains corrosion resistance and provides mechanical stability across a wide temperature range.
| Element | Composition (%) |
|---|---|
| Carbon (C) | ≤ 0.03 |
| Chromium (Cr) | 10.5 – 12.5 |
| Nickel (Ni) | ≤ 0.50 |
| Manganese (Mn) | ≤ 1.5 |
| Silicon (Si) | ≤ 1.0 |
| Phosphorus (P) | ≤ 0.04 |
| Sulfur (S) | ≤ 0.03 |
Performance Data
Mechanical Properties of SS 409M Coils / AISI 409M Coils
450–620
Tensile Strength
MPa — Exceptional for demanding structural applications
≥ 275
Yield Strength
MPa — Ideal for forming and fabrication
≥ 20%
Elongation
Excellent ductility for cold-forming and fabrication
Moderate
Hardness
Ensures machinability and surface quality
Good
Impact Resistance
Reliable performance under dynamic loading conditions
Cost Information
Price List for SS 409M Coils / AISI 409M Coils
Price Factors
Factors that Affect the Price
- Chromium content and alloy composition
- The thickness, width, and finish of the coils
- Production process and quality certification
- Quantity of orders and delivery requirements
- Import and logistics duties
International Standards
Equivalent Grades for SS 409M Coils / AISI 409M Coils
SS 409M is recognized across all major global standards with equivalent metallurgical designations.
| Standard | Grade / Designation |
|---|---|
| ASTM / AISI | 409M |
| ASTM (UNS) | S409M00 |
| ASTM A240 | 409M |
| ASTM A268 | 409M |
| SAE | 409M |
| EN 10088 | 1.4512 |
| EN Symbol | X2CrTi12 |
| DIN | 1.4512 |
| BS | 409S19 |
| AFNOR | Z2CT12 |
| UNI | X2CrTi12 |
| JIS | SUS 409M |
| JIS (Closest) | SUS 409L |
| IS 6911 | 409M |
| GB / T | 10CrTi |
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Ready Stock & Product Forms
- 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
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Quality Assurance & Logistics
- Testing: PMI, Ultrasonic Testing (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 Packaging: ISPM-15 fumigated wooden crates, shrink-wrapped & moisture-protected
Use Cases
Applications and Importance of SS 409M Coils / AISI 409M Coils
🌾 Fertilizer Industry
Used to construct storage tanks, conveyors, hoppers, and structural frameworks exposed to mildly corrosive and moist conditions.
🧪 Chemical Processing
In pipe racks, frameworks for equipment, platforms and structural components externally exposed to chemical gases.
✈️ Aerospace
Used for ground-support equipment, hangar structures, and maintenance platforms needing strength and durability.
⛽ Oil & Gas
Suitable for pipe frames, supports, skid frames, stairs, walkways and outdoor structures exposed to extreme weather.
💊 Pharmaceuticals
Used to construct utility buildings, HVAC equipment, storage platforms and support frames requiring corrosion resistance.
🏗️ Construction & Infrastructure
Widely used in railway stations, bridge roof structures, structural panels and urban infrastructure.
⚡ Electric Sector & EV Batteries
Used in electrical power enclosures, battery storage cabinets, EV charging station frames and support structures.
🚗 Automotive
Commonly used in exhaust systems, rail coach bodies, wagon bodies, underframes, chassis components and heavy vehicle parts.
Why HRS Ferritic
Why Choose HRS Ferritic for SS 409M Coils / AISI 409M Coils?
HRS Ferritic continues to offer high-quality ferritic stainless steel products that are specifically tailored to infrastructure and industrial requirements. With a dedication to quality, consistency and customer confidence, the company is a top choice for SS 409M and AISI 409M coils across the globe. Get in touch with us today to get the best quality SS 409M Coils and professional assistance.
Trusted SS 409M Coils / AISI 409M Coils Supplier
Available as AISI/SS 409M Coils Stockist
Sourced from reputable and approved manufacturers
Complete quality control including material traceability
International delivery with competitive prices
Expertise as AISI/SS 409M Coils Importer
Complete mill test certificates
Supply to 20+ countries worldwide
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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 SS 409M Coils / AISI 409M Coils.
SS 409M is a low-carbon ferritic stainless steel with excellent heat and corrosion resistance, widely used in automotive exhausts, mufflers, and heat exchangers.
Larger coils need specialized handling and shipping, increasing cost, while smaller coils may raise per-unit handling and processing expenses.
Thicker SS 409M coils use more material and require extra processing, increasing cost. Thinner coils are cheaper but may not provide sufficient strength.
Yes. Hot-rolled coils are cheaper, while cold-rolled or polished finishes involve extra processing, adding to the final cost.
Chromium, nickel, and iron prices directly impact production costs, making SS 409M coil prices vary with global metal markets.
SS 409M is ideal for automotive exhausts, mufflers, catalytic converters, and HVAC components due to its heat resistance, corrosion resistance, and formability.
Lower carbon content improves weldability and reduces sensitization risk, making SS 409M better for welded, bent, or complex-shaped components.
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