Valour Alloys Inc. provide here A Comprehensive Overview of Stainless Steel 304 and 304L Tubes with proper chemical composition and mechanical properties. Do you know why? Stainless Steel 304 / 304L tubes are the most popular because it come with corrosion resistance and ease of fabrication suitable for every industry application.

Manufacturing Stainless Steel Pipes in ASTM A249 / A268 / A269 / A270 in Grades 202, 304, 304L, 304H, 304LN, 309s, 310s, 316, 316L, 316H, 316Ti, 316LN, 317L, 321, 321H, 347, 347H, 904L , 254 SMO, 6MO, 6MOLY, UNS S31254, eat Exchanger Tube, Boiler Tube, Condenser Tube, Instrumentation Tube, U-Bend Tube, Coil Tube, Capillary Tube etc.

Valour Alloy Inc. specializes in Stainless Steel 304 / 304L Tube with years of Experience in Manufacturing Stainless Steel 304 / 304L Tube . we offer high quality, lower cost but the best service. As a result to that our Stainless Steel 304 / 304L Tube export account today is in various countries like Iran, Iraq, Kuwait, Saudi Arabia, Oman, UAE, Singapore, Malaysia, Indonesia, South korea, Chile, Peru, Venezuela, Australia, Nigeria, Angola, Senegal, Mozambique, Algeria, Libya, Azerbaijan, Netherlands, Brazil, Norway, United Kingdom, Mexico, Canada etc.


Stainless Steel 304/304L Seamless Tubes Supplier Manufacturer

Stainless Steel 304 / 304L Seamless Tubes

Stainless Steel 304/304L Welded Tubes Supplier Manufacturer

Stainless Steel 304 / 304L Welded Tubes

A Comprehensive Overview of Stainless Steel 304 and 304L Tubes

Valour Alloys Inc. provide here A Comprehensive Overview of Stainless Steel 304 and 304L Tubes with proper chemical composition and mechanical properties. Do you know why? Stainless Steel 304 / 304L tubes are the most popular because it come with corrosion resistance and ease of fabrication suitable for every industry application. Stainless Steel 304 and 304L Tube play a major role in Multipal Industrial Applications like Food and Beverage Industry 304 and 304L Tubes useing for Food-grade piping systems. When we talk about the Key Characteristics and Benefits of Stainless Steel 304 / 304L Tube. we start with Stainless Steel 304 Tube stands for High resistance to corrosion in various environments with proper mechanical properties as a Tensile Strength Approximately 515 MPa (75 ksi), Yield Strength Around 205 MPa (30 ksi), Elongation 40% in 50mm. The Stainless Steel 304L Tube stands for Low Carbon Version Contains a maximum of 0.03% carbon with proper mechanical properties a Slightly lower strength than 304 due to the reduced carbon content.

What is the Difference Between Stainless Steel 304 and 304L?

The primary difference between Stainless Steel 304 and 304L lies in their carbon content. Stainless Steel 304L contains a lower carbon content than 304, which minimizes the risk of sensitization (corrosion at the grain boundaries) when the material is exposed to high temperatures during welding. This makes 304L a preferred choice for applications involving welding.
When we talk about the Carbon Content so 304 tube provides 0.08% and the 304L tube Contains a maximum of 0.03% carbon, making it a low-carbon variant of 304. Stainless Steel 304 Tube comes with Tensile and Yield Strength compared to Stainless Steel 304L Tube but 304L tube is still adequate for most applications, Both grades have excellent corrosion resistance in most environments.


Feature 304 304L
Carbon Content Up to 0.08% Up to 0.03%
Weldability Suitable, but prone to carbide precipitation Excellent, minimal risk of carbide precipitation
Strength Higher tensile and yield strength Slightly lower strength
Applications General-purpose Critical for Stainless Steel Welded environments

Understanding the Cost Factors of Stainless Steel 304 and 304L Tubes

Valour Alloys Inc. explains here the Cost Factors of Stainless Steel 304 and 304L Tubes The cost of the product depends on the purchase of Raw materials do you know? raw steel also impacts the overall pricing, influenced by mining, refining, and transportation costs. There are many Cost Factors such as Grade Selection, Supply Chain Logistics and Market demand.


  • Grade Selection
  • Supply Chain and Logistics
  • Demand and Supply Industries

When we talk about the Grade Selection Stainless Steel 304L Tube comes with lower carbon it's much more costly compared to Stainless Steel 304 Tube However, its improved weldability can offset costs in applications requiring extensive welding. Supply Chain and Logistics have a great impact on the cost of products when importing raw materials or finish tubes it depends on tariffs, freight charges, and currency exchange rates if you purchase raw materials or finish tubes Domestic production may reduce shipping costs. Demand and Supply Industries like construction, automotive, and oil & gas drive demand for stainless steel tubes. High demand or supply chain disruptions can increase prices.

How to Identify Stainless Steel 304 vs 304L Tubes

There are many points for Easily Identify Stainless Steel 304 and 304L Tubes if you want to Identify Stainless Steel 304 and 304L Tube so that time we required a combination of visual inspection, testing methods, and an understanding of their chemical and physical properties.

When we talk about the chemical composition of Stainless Steel 304 and 304L tubes they have a minimum difference in carbon content, with 304 Carbon content up to 0.08% and 304L Carbon content up to 0.03%. As it's chemical composition, the physical properties also have differences in strength due to carbon content 304 comes with higher tensile and yield strength compared to 304L it is known for lower strength but enhanced ductility, Certification also plays an important for identifying Stainless Steel 304 and 304L Tubes Verify mill test certificates to confirm the composition.

Stainless Steel 304 / 304L tube Range

SS 304 / 304L Tubes Outer Diameter Size SEAMLESS - 6 MM OD TO 114.3 MM OD
Stainless Steel Welded / ERW- 10 MM TO 114.3 MM OD
SS 304 / 304L Tubes Wall Thickness 0.8 MM TO 4 MM WALL THICKNESS
SS 304 / 304L Tubes Length 01 Meter to 12.5 Meters, Single Random Length, Double Random Length And Customize Size.
SS 304 / 304L Tubes Ends Plain Ends / Beveled En
SS 304 / 304L Tubes Specification ASTM A-249, A-268, A-269, A-270, A-554, A-688, A-778, DIN 17455, DIN 17456, 17457, DIN 17458 [Class 1] & Its equivalent ASME, DIN & EN Standard.
SS 304 / 304L Tubes Grades 202, 304, 304L, 304H, 304LN, 309S, 310S, 316, 316L, 316H, 316Ti, 316LN, 317L, 321, 321H, 347, 347H, 904L, SMO 254, ALLOY 254, 6MO, 6MOLY, UNS S31254 ETC.
SS 304 / 304L Tubes Dimension All Pipes Is Manufactured and Inspected / Tested to the Relevant standards including ASTM and ASME
SS 304 / 304L Tubes Type SEAMLESS / WELDED / ERW / EFW / COLD DRAW / HOT FINISH / COLD FINISH
SS 304 / 304L Tubes Delivery Conditions As Rolled, Formed, Stress Relieved, Annealed, Hardened, Tempered, Cold Draw
SS 304 / 304L Tubes Coating Electropolish, Mechanical Polish, Satin Finish, Passivated
SS 304 / 304L Tubes Machinery Draw Bench / Pilger / De-Coiler / Edge Miller / Welding Line / Heat Treatmen Furnace / Pickling Tank / Cutting Bench etc.
SS 304 / 304L Tubes Value Added Services Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment
SS 304 / 304L Tubes Packaging Loose / Bundle / Wooden Pallet / Wooden Box / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector
SS 304 / 304L Tubes Shipment & Transportation By Road - Truck / Train, By Sea - Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air - Freighter Civil Passenger and Cargo Planes
SS 304 / 304L Tubes Other Testing Product Analysis, Transverse Tension Test, Flattening Test, Etching Test, Radiographic Examination, Stabilizing Heat Treatment, Intergranular Corrosion Test, Weld Decay Test, Magnetic Particle Detection, Grain Size Test, NACE 0175, Dual Grade, PWHT (POST WELD HEAT TREATMENT), Flare Test, Bend Test, Hardness Test, Tensile Test etc.
SS 304 / 304L Tubes Material Test Certificate Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS ETC.

Chemical Composition of Stainless Steel 304 and 304L Tubes

Grade C Mn Si P S Cr Mo Ni N
304 min. - - - - - 18.0 - 8.0 -
max. 0.08 2.0 0.75 0.045 0.030 20.0   10.5 0.10
304L min. - - - - - 18.0 - 8.0 -
max. 0.030 2.0 0.75 0.045 0.030 20.0   12.0 0.10
304H min. 0.04 - - -0.045 - 18.0 - 8.0 -
max. 0.10 2.0 0.75   0.030 20.0   10.5  

Mechanical Properties Stainless Steel 304 and 304L Tubes

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
304 515 205 40 92 201
304L 485 170 40 92 201
304H 515 205 40 92 201
304H also has a requirement for a grain size of ASTM No 7 or coarser.

Equivalent Grade of Stainless Steel 304 and 304L Tubes

Grade UNS No Old British Euronorm Swedish SS Japanese JIS
BS En No Name
304 S30400 304S31 58E 1.4301 X5CrNi18-10 2332 SUS 304
304L S30403 304S11 - 1.4306 X2CrNi19-11 2352 SUS 304L
304H S30409 304S51 - 1.4948 X6CrNi18-11 - -
These comparisons are approximate only. The list is intended as a comparison of functionally similar materials not as a schedule of contractual equivalents. If exact equivalents are needed original specifications must be consulted.

Other Available Products Of Stainless Steel 304 and 304L Tubes

Stainless Steel TP 304/304L Seamless Tubes A249 SS TP 304/304L Stainless Steel Welded Tubes Suppliers
ASTM A213 304/304L Stainless Steel Rectangular Tubes TP 304/304L Stainless Steel ERW Tubes Distributors
UNS S30400 Stainless Steel Coiled Seamless Tubing Top Quality Stainless Steel TP 304/304L Heat Ex-changer Tubes
Stainless Steel DIN 1.4301 Round Tubing Exporter TP 304/304L SS EFW Tubing Stockiest in India
Stainless Steel JIS SUS 304/304L Cold Rolled Coiled Tubing ASTM A269 304/304L Stainless Steel Tubing
SS 304/304L Austenitic Stainless Steel Pipes & Tubes ASTM A213 Stainless Steel TP 304/304L Capillary Tube
Stainless Steel 304 and 304L U Shaped Tubing Stockholder TP 304/304L Stainless Steel Hydraulic Tubes Suppliers
Stainless Steel ASTM A213 TP 304/304L Welded Tubing AISI Stainless Steel ASTM A213 304/304L Seamless Tubing
SS ASME SA 249 TP 304/304L Stainless Steel Welded Tubes Exporter TP 304/304L Stainless Steel Instrumentation Tubes Exporter
ASTM A358 304/304L Stainless Steel ERW Tubes Manufacturer Stainless Steel TP 304/304L Seamless Tubing Supplier

Test Certificates

We Stainless Steel 304 / 304L Tube with the following details Mill Test Certificate according to EN 10204 3.1, PMI Test, Test Report from NABL Approved Lab, 3.2 Certification by External Testing Authority third, ultrasonic test report, and X-ray report.

Marking & Packing

Our Stainless Steel 304 / 304L Tube is packaged to ensure no damage during transit. In the case of export, the standard export packing is in a wooden box. All Stainless Steel 304 / 304L Tube are marked with our grade, batch number, size and mark. We can also do custom branding on our products as per buyer's unique requirements

Supplying Stainless Steel 304 and 304L Tubes to Countries

We Export Stainless Steel 304 / 304L Tubes to Saudi Arabia, Iran, Iraq, United Arab Emirates, Qatar, Bahrain, Oman, Kuwait, Turkey, Egypt, Yemen, Syria, Israel, Jordan, Cyprus, Singapore, Malaysia, Indonesia, Thailand, Vietnam, South Korea, Japan, Sri Lanka, Maldives, Bangladesh, Mayanmar, Taiwan, Cambodia, Argentina, Bolivia, Brazil, Chile, Venezuela, Colombia, Ecuador, Guyana, Paraguay, Uruguay, United States of America, Canada, Mexico, Panama, Costa Rica, Puerto Rica, Trinidad And Tobago, Jamaica, Bahamas, Denmark, Russia, Norway, Germany, France, Italy, United Kingdom, Spain, Ukraine, Netherland, Belgium, Greece, Czech Republic, Portugal, Hungary, Albania, Austria, Switzerland, Slovakia, Finland, Ireland, Croatia, Slovenia, Malta, Nigeria, Algeria, Angola, South Africa, Libya, Egypt, Sudan, Equatorial Guinea, The Republic Of Congo, Gabon, Europe, Africa, Asia, North America, South America, Middle East, Far East Etc.

Distributing Stainless Steel 304 and 304L Tubes to Cities

We Export Stainless Steel 304 / 304L Tubes to Navi Mumbai, Indore, Baroda, Muscat, Secunderabad, Gimhae-si, Kanpur, Colombo, Kuala Lumpur, Bhopal, Pimpri-Chinchwad, Rajkot, Haryana, Hanoi, Ernakulam, Chandigarh, Surat, Los Angeles, Hong Kong, Ahmedabad, Perth, Petaling Jaya, Hyderabad, Mumbai, Algiers, Edmonton, Ludhiana, Ho Chi Minh City, Karachi, Bangkok, Dallas, Bengaluru, Jakarta, Granada, Seoul, Cairo, Geoje-si, Rio de Janeiro, Abu Dhabi, Port-of-Spain, Sydney, London, Courbevoie, Vung Tau, Sharjah, Jaipur, Lahore, Chennai, Istanbul, Lagos, Thane, Dubai, Coimbatore, La Victoria, Calgary, Jeddah, Busan, Mexico City, Al Khobar, Caracas, Singapore, Atyrau, Manama, Kolkata, Riyadh, Jamshedpur, Brisbane, Toronto, Noida, Ahvaz, Vadodara, Doha, Visakhapatnam, Ulsan, New Delhi, Gurgaon, Bogota, Howrah, Moscow, Nashik, Ranchi, Nagpur, Al Jubail, Houston, Milan, Chiyoda, Aberdeen, Melbourne, New York, Dammam, Montreal, Santiago, Kuwait City, Pune, Tehran, Thiruvananthapuram, Faridabad, Madrid, Ankara Etc.