304/304L Stainless Steel Coils Supplier & Stockist

304/304L Stainless Steel Coils
AISI 304/304L Coils

Excellent corrosion and oxidation resistance · High strength and durability · Good weldability and formability · Global Industrial Supply

ASTM A240 / AISI 304/304L UNS S30400 / S30403 EN 1.4301 / 1.4307 SUS 304 / 304L
code Code
📋 Table of Contents
1What are 304/304L Coils?
2How it Works
3Metallurgical Characteristics
4Specifications
5Available Stock
6Types of 304/304L Coils
7Chemical Details
8Mechanical Properties
9Pricing Information
10Equivalent Grades
11FAQs
HRS Ferritic · Trusted Global Supplier

What are 304/304L Stainless Steel Coils?

304/304L stainless steel coils are austenitic stainless steel products known for their excellent corrosion resistance, durability, and versatility. Grade 304 is widely used for general applications, while 304L has lower carbon content, making it suitable for welding and high-temperature environments without the risk of carbide precipitation. These coils are extensively used in industries such as construction, automotive, chemical processing, and food processing due to their excellent strength, formability, and resistance to oxidation.

  • Excellent corrosion and oxidation resistance
  • High strength and durability
  • Good weldability and formability
  • Suitable for high-temperature applications
  • Low maintenance and long service life
  • Versatile use across multiple industries
304/304L Stainless Steel Coils Supplier India
HighDurable
Working Mechanism

How 304/304L Coil Works

304/304L stainless steel coils work by forming a passive chromium oxide layer on their surface when exposed to oxygen. This protective layer prevents further oxidation and corrosion, ensuring long-term durability even in harsh environments. The low carbon content in 304L prevents sensitization during welding, ensuring structural integrity.

18-20%
Chromium Content
8-12%
Nickel Content
485-750
Tensile MPa
0.5-100
Thickness (mm)
Composition Analysis

Metallurgical Characteristics of 304/304L Stainless Steel Coils

Key alloying elements that contribute to the high-performance austenitic structure of 304/304L grades.

Cr
Chromium
Provides corrosion resistance by forming a protective layer.
Ni
Nickel
Enhances ductility and toughness.
C
Carbon
Maintains strength while controlling hardness.
Mn
Manganese
Improves workability and strength.
Si
Silicon
Enhances oxidation resistance.
Fe
Iron
Provides structural integrity.
Technical Data

Specifications for 304/304L Stainless Steel Coils

ASTM A240 · ASME SA240 · UNS S30400 / S30403 · EN 1.4301 / 1.4307

Specification Details
ASTM / ASME ASTM A240 / ASME SA240 (Plate, Sheet, Strip, and Coils)
UNS UNS S30400 / UNS S30403
EN 1.4301 / 1.4307
DIN X5CrNi18-10 / X2CrNi18-9
ISO X5CrNi18-10 / X2CrNi18-9
JIS SUS 304 / SUS 304L
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, 2500mm, 3000mm, 3500mm, etc
Standard Lengths 2000 mm, 2440 mm, 2500 mm, 3000 mm, 5800 mm, 6000mm, 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

🌀

Flat Products

Precision sheets, heavy plates, shim sheets available in various grades.

📏

Coils & Strips

Slitting coils, perforated coils, and thin foils from 0.05 mm thickness.

🔘

Speciality Forms

Circles, rings, custom-cut blanks, and chequered plates tailored to your needs.

✂️

Edge Types

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

🧪

Chromium (Cr)

18.00–20.00% — Primary element for corrosion resistance in coils.

💎

Nickel (Ni)

8.00–12.00% — Enhances ductility and toughness of the 304L coil.

⚫

Carbon (C)

≤ 0.03% (304L) — Low carbon prevents sensitization during welding.

⚙️

Manganese (Mn)

≤ 2.00% — Increases hardness and structural strength in alloys.

💪

Tensile Strength

485–750 MPa — High strength for versatile structural use in industrial coils.

🎯

Yield Strength

≥ 170–205 MPa — Excellent load-bearing capacity for various components.

📏

Elongation

≥ 40% — Superior ductility for fabrication and forming of the coil.

🔬

Hardness

≤ 201 HB — Balanced hardness for durability and machinability.

Product Range

Types of 304/304L Stainless Steel Coils

Available in multiple finishes and conditions for diverse engineering needs.

Hot Rolled Stainless Steel Coils
Cold Rolled Stainless Steel Coils
Polished Stainless Steel Coils
Slit Coils
Industrial Grade 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 304/304L Stainless Steel Coils

Element weight percentage comparison between 304 and 304L grades.

Element 304 (%) 304L (%)
Carbon (C) ≤ 0.08 ≤ 0.03
Manganese (Mn) ≤ 2.00 ≤ 2.00
Silicon (Si) ≤ 0.75 ≤ 0.75
Phosphorus (P) ≤ 0.045 ≤ 0.045
Sulfur (S) ≤ 0.030 ≤ 0.030
Chromium (Cr) 18.00 – 20.00 18.00 – 20.00
Nickel (Ni) 8.00 – 10.50 8.00 – 12.00
Nitrogen (N) ≤ 0.10 ≤ 0.10
Iron (Fe) Balance Balance
Performance Data

Mechanical Properties of 304/304L Stainless Steel Coils

485 – 750
Tensile Strength
MPa — Ultimate Tensile Strength for 304/304L coils
170 – 205
Yield Strength
MPa — 0.2% Offset Yield Strength for load reliability
≥ 40%
Elongation
High ductility in 50 mm for forming and fabrication
≤ 201 HB
Hardness (Brinell)
Maximum hardness for optimal industrial toughness
193 GPa
Modulus of Elasticity
Consistent structural stiffness for heavy loads
Excellent
Impact Toughness
Charpy V-notch performance typically >100 J
Cost Information

Price List for 304/304L Stainless Steel Coils

Price Factors

Factors that affect the price of 304/304L Stainless Steel Coils

  • Raw material price fluctuations
  • Coil thickness and width
  • Surface finish requirements
  • Market demand and availability
  • Import and logistics costs
  • Get the best price with guaranteed quality – Contact HRS today!
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International Standards

Equivalent grades for 304/304L Stainless Steel Coils

Cross-reference table for international designations of 304/304L coils.

Standard 304 Grade 304L Grade
ASTM / AISI (USA) 304 304L
UNS S30400 S30403
EN (Europe) 1.4301 1.4307
EN Name X5CrNi18-10 X2CrNi18-9
DIN (Germany) 1.4301 1.4307
JIS (Japan) SUS 304 SUS 304L
IS (India) 04Cr18Ni10 03Cr18Ni10
ISO X5CrNi18-10 X2CrNi18-9
BS (UK) 304S15 304S11
GOST (Russia) 08Cr18Ni10 03Cr18Ni11
AFNOR (France) Z7CN18-09 Z3CN18-10
UNI (Italy) X5CrNi18-10 X2CrNi18-9
SS (Sweden) 2333 2352
KS (Korea) STS 304 STS 304L
GB (China) 06Cr19Ni10 022Cr19Ni10
📦
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 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 fumigated wooden crates, moisture-protected packaging
Use Cases

Applications and Importance of 304/304L Stainless Steel Coils

✈️ Aerospace
Used in aircraft components requiring corrosion resistance and strength.
⛽ Oil & Gas Sector
Suitable for pipelines and equipment exposed to harsh environments.
🌾 Fertilizer Industry
Resistant to chemical exposure and corrosion in harsh processing environments.
⚡ Electric & EV
Used in electrical enclosures and battery components for durability.
🏗️ Construction
Widely used in structural and architectural applications in infrastructure.
🧪 Chemical Processing
Ideal for handling corrosive chemicals and fluids in reactors and heat exchangers.
🚗 Automotive Industry
Used in exhaust systems, fuel tanks, and various structural components.
💊 Pharmaceutical Industry
Ensures hygienic and contamination-free processing in sterile environments.
Why HRS Ferritic

Why choose HRS Ferritic for 304/304L Stainless Steel Coils?

HRS Ferritic is committed to delivering superior quality stainless steel products with reliability and precision. We partner with certified global mills to ensure consistent standards and bulk availability for your industrial projects.

Leading 304/304L stainless steel Coils Supplier in India
Trusted 304/304L stainless steel Coils Stockist with ready inventory
Reliable 304/304L stainless steel Coils Importer sourcing premium materials
Competitive pricing with consistent quality across all batches
Fast delivery and strong global logistics network
Customized solutions as per industry needs and dimensions
Complete quality assurance and documentation provided
Technical support for material selection and specifications
🇮🇳

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.
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Frequently Asked Questions

Quick answers to common queries about 304/304L Stainless Steel Coils.

Larger coil sizes require more raw material and processing effort, which increases pricing offered by a 304/304L stainless steel Coils Supplier, especially for custom dimensions.
Yes, thicker coils consume more material and involve additional manufacturing processes, which directly impact pricing from a 304/304L stainless steel Coils Stockist.
Special finishes like mirror or polished require additional processing steps, increasing the overall cost of coils supplied by a 304/304L stainless steel Coils Supplier.
Yes, fluctuations in global stainless steel prices significantly impact pricing offered by any 304/304L stainless steel Coils Importer or stockist.
These coils are widely used in food processing, medical equipment, and architectural applications due to their corrosion resistance and hygienic properties.
304L has lower carbon content, preventing carbide precipitation during welding, making it a preferred choice from a 304/304L stainless steel Coils Supplier.
Yes, they offer excellent resistance to atmospheric corrosion, making them ideal products available from a 304/304L stainless steel Coils Stockist.
Sourcing from certified manufacturers ensures durability and compliance, which is why choosing a trusted 304/304L stainless steel Coils Importer is essential.
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