What is Stainless Steel 304 / 304L Seamless Tube, and what are its main applications?

Stainless Steel 304 / 304L Seamless Tube is a type of tubing made from alloy 304, one of the most widely used grades of stainless steel. This seamless tube is created by extruding a solid cylindrical billet through a sharp point to form a hollow pipe without any welding joints. The addition of the "L" designation to 304 indicates that the material has a lower carbon content, which makes it more suitable for welding applications.

Due to its exceptional mechanical properties, corrosion resistance, and ease of fabrication, Stainless Steel 304 / 304L Seamless Tube finds extensive use across various industries. It is commonly utilized in manufacturing heat exchangers, condensers, boilers, and other pressure vessels in the petrochemical and chemical processing industries. The food and beverage sector also benefits from its hygienic properties, making it an ideal choice for dairy processing equipment, brewing tanks, and food handling systems. Moreover, the tube's versatility extends to architectural applications, where it is employed for handrails, supports, and decorative components. Stainless Steel 304 / 304L Seamless Tube is crucial in many sectors due to its impressive properties and adaptability.

Table Of Content

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What are the key properties of Stainless Steel 304 / 304L Seamless Tube that make it a popular choice in various industries?

The popularity of Stainless Steel 304 Seamless Tube across various industries can be attributed to its exceptional combination of key properties. Firstly, it exhibits remarkable corrosion resistance, highly resistant to oxidation and various corrosive environments, including acids, alkalis, and chloride solutions. This corrosion resistance ensures longevity and reliability, even in challenging operating conditions. Secondly, Stainless Steel 304 Seamless Tube offers excellent mechanical properties, including high tensile strength, toughness, and flexibility, making it suitable for various structural and pressure-bearing applications.

Stainless Steel 304L Seamless Tube is a popular choice in various industries due to its key properties that make it highly desirable. It shares many advantageous properties with Stainless Steel 304, such as excellent corrosion resistance, making it resistant to a wide range of corrosive environments. This corrosion resistance ensures the durability and longevity of the seamless tube, even in harsh operating conditions.

Specification Of 304 Stainless Steel Seamless Tube

Tube Standard ASTM A213, A269 / ASME SA213, SA269
Tube Dimension ANSI/ASME B36.19M, ANSI/ASME B36.10M
Seamless Tube Sizes 1 / 2" NB - 16" NB
Tube Outside Diameter 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock
Tube Manufacturing Process Seamles
Stainless Steel Tube Schedule SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Tube Length Single Random, Double Random, Standard & Cut length
Tube End Types Plain Ends (PE), Threaded Ends (TE), Bevelled Ends (BW), Grooved Mechanical Joints or Grooved Ends, TBE (Treaded Both Ends)
Delivery Condition Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
Outside Finish 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Tubes, Finish as per customer Requirements
Value Added Services Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing

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Types Of Stainless Steel 304 Seamless Tubes

Stainless Steel 304 Seamless Round Tube

304 Stainless Steel Seamless Round Tube

SS 304 Seamless Round Tube, Stainless Steel 304 Seamless Round Tube Supplier, Stainless Steel 304 Round Seamless Tube Stockist.

Stainless Steel 304 Seamless Square Tube

304 Stainless Steel Seamless Square Tube

SS 304 Seamless Square Tube, Stainless Steel 304 Seamless Square Tube Supplier, Stainless Steel 304 Square Seamless Tube Stockist.

Stainless Steel 304 Seamless Rectangular Tube

304 Stainless Steel Seamless Rectangular Tube

SS 304 Seamless Rectangular Tube, Stainless Steel 304 Seamless Rectangle Tube Supplier, Stainless Steel 304 Rectangular Seamless Tube Stockist.

Stainless Steel 304 Polished Seamless Tube

304 Stainless Steel Polished Seamless Tube

SS 304 Polished Seamless Tube, Stainless Steel 304 Polished Seamless Tube Supplier, Stainless Steel 304 Seamless Polished Tube Stockist.

Widest Range of 304-304L Stainless Steel Seamless Tubes in Mumbai, India.

  • Widest RangeSchedule XS Stainless Steel 304 Seamless Tube
  • Widest RangeSchedule 160 Stainless Steel 304 Seamless Tube
  • Widest RangeSchedule 10 Stainless Steel 304 Seamless Tube
  • Widest RangeSchedule 5 Stainless Steel 304 Seamless Tube
  • Widest RangeSchedule 80 Stainless Steel 304 Seamless Tube
  • Widest RangeStainless Steel 304 Electropolish Seamless Tube
  • Widest RangeSchedule XXS Stainless Steel 304 Seamless Tube
  • Widest RangeSchedule 40 Stainless Steel 304 Seamless Tube
  • Widest Range304 Metric Stainless Steel Seamless Tubing
  • Widest Range304 Stainless Steel Seamless Tubing Suppliers
  • Widest RangeASME SA213 Stainless Steel 304 Seamless Tube
  • Widest RangeASTM A213 Stainless Steel 304L Seamless Tube
  • Widest RangePolished 304 Stainless Steel Seamless Tubing
  • Widest RangeASTM A213 Stainless Steel 304 Seamless Tube
  • Widest RangeStainless Steel 304L Seamless Round Tube
  • Widest Range304 Stainless Steel Seamless Tube HS Code
  • Widest RangeASTM A269 Stainless Steel 304 Seamless Tube
  • Widest RangeASME SA213 Stainless Steel 304L Seamless Tube

Check Stainless Steel 304/304L Tubes Types In Detail

304 Stainless Steel Seamless Tubes Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
SS 304 1.4301 S30400 SUS 304 304S31 08Х18Н10 Z7CN18‐09 X5CrNi18-10
SS 304L 1.4306 / 1.4307 S30403 SUS 304L 3304S11 03Х18Н11 Z3CN18‐10 X2CrNi18-9 / X2CrNi19-11

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304 / 304L Stainless Steel Seamless Tubes Price

Product Price
S30400 Stainless Steel Seamless Tube Price US $ 1000 - 3000 / Ton
304 Stainless Steel Square Seamless Tube Price $1,082.00 - $3,489.00/ Ton
SS 304 Seamless Tube Price Per Kg $4 - 23 / Kg
SS 1.4306 Seamless Tube Price List US $ 12 - 45 / Pound
304 Stainless Steel Seamless Tube Price In India $698.00 - $1,480.00/ Ton
Stainless Steel S30403 Seamless Tube Price US $ 1100 - 2000 / Ton
ASTM A213 Stainless Steel 304 Seamless Tube Price List $700.00 - $1,900.00/ Ton
304 Stainless Steel Seamless Tube Price US $ 1400 - 12000 / Ton
Austenitic Stainless Steel 304 Seamless Tube Price Per Piece $4.00 - $100.00/ Piece

For Quatation & Questions Related To Stainless Steel 304 Seamless Tubes

Avoid those problems that occur with low-quality stainless steel 304 seamless tubes by getting high-quality stainless steel 304 seamless tubes at competitive prices from us. Give us a call or send us an email to discuss how we can help you build your business. Working with such an esteemed client as you will make us happy.

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Stainless Steel 304 Seamless Tube Manufacturing Process

Drawing/ Floating Process

Pulling a metal bar, rod, or wire through the entirety of a die to change its finish, shape, size, and/or mechanical qualities is known as floating or drawing. The tube's outer, inner, and wall thicknesses are all reduced via the tube drawing procedure. Stainless steel tubes benefit from maintaining the integrity of their surface.

Continuous Seamless Tube Mills

The production of seamless tubes has been transformed by continuous tube mills. These mills do away with the necessity for forging welding or filler metal, in contrast to conventional procedures. With the use of this technology, seamless pipes and tubes may be produced continuously, increasing productivity while lowering costs and improving efficiency.

Continuous Casting

A notable advancement in the production of seamless tubes is continuous casting. The metal is solidified into a continuous billet through the continuous pouring of molten metal into a water-cooled mould. Better uniformity and enhanced mechanical qualities are guaranteed by this continuous casting technique for the tubes.

Annealing

Metal is heated above the point of re-crystallization and cooled to room temperature during the annealing process. The molecular bonds in metal tighten when it is shaped, making it rigid. The metal is put through an annealing process to regain its ductility.

Sinking Process

Tube sinking is a drawing technique that reduces the diameter of tubes. In this drawing technique, a tube is run through a die without the need of a mandrel. Good inner surface quality is not ensured when using a mandrel. The die angel determines the integrity of the outer surface. The die being used produces a uniform surface. A tube can be significantly smaller than it was originally. When cost is a factor, tube sinking is ideal.

Inspection and Testing

Before sending our items to our consumers, we conduct inspection procedures to verify their integrity.


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Chemical Composition Of Stainless Steel 304L Seamless Tube

Grade C Mn Si P S Cr Mo Ni N
SS 304 0.08 max 2 max 0.75 max 0.045 max 0.030 max 18 – 20 8 – 11
SS 304L 0.035 max 2 max 1.0 max 0.045 max 0.030 max 18 – 20 8 – 13

Mechanical Properties Of 304 Stainless Steel Seamless Tubing

Grades Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
SS 304 8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %
SS 304L 8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

Testing & Inspection of 304 Stainless Steel Seamless Tubes

Testing (Destructive, Non Destructive)

Mechanical Testing Such as Tensile, Elongation, Reduction of Area Sulfide Stress Corrosion Cracking (SSC), NACE TM 0177
Micro Test Radiography Test
Intergranular Corrosion (IGC) Test Impact Test
Macro Test Dye Penetrant Test (DP Test)
Positive Material Identification – PMI Testing Hydrostatic Test
Chemical Analysis – Spectro Analysis Hydrogen-Induced Cracking (HIC) Test
Hardness Test Ultra Sonic Test (UT)
Pitting Resistance Test Eddy Current Testing
Flaring Test Bend Test
Flattening Test

Stainless Steel 304 Seamless Tube Sizes in MM

BWG BWG BWG BWG BWG BWG BWG BWG
25 22 20 18 16 14 12 10
WT mm WT mm WT mm WT
mm
WT mm WT mm WT mm WT
mm
Outside Diameter Outside Diameter 0.508 0.711 0.889 1.245 1.651 2.108 2.769 3.404
mm inch   kgs/m kgs/m kgs/m kgs/m kgs/m kgs/m kgs/m
6.35 1/4 0.081 0.109 0.133 0.174 0.212      
9.53  3/8 0.126 0.157 0.193 0.257 0.356 0.429    
12.7  1/2   0.214 0.263 0.356 0.457 0.612 0.754  
15.88  5/8   0.271 0.334 0.455 0.588 0.796 0.995  
19.05  3/4   0.327 0.405 0.553 0.729 0.895 1.236  
25.4 1      0.44 0.546 0.75 0.981 1.234 1.574 2.05
31.75 1 1/4   0.554 0.688 0.947 1.244 1.574 2.014 2.641
38.1 1 1/2   0.667 0.832 1.144 1.514 1.904 2.454 3.233
44.5 1 3/4       1.342 1.774 2.244 2.894 3.5
50.8 2          1.549 2.034 2.574 3.334 4.03
63.5 2 1/2       1.949 2.554 3.244 4.214 5.13
76.2 3          2.345 3.084 3.914 5.094 6.19
88.9 3 1/2       2.729 3.609 4.584 5.974 7.27
101.6 4            4.134 5.254 6.854 8.35
114.3 4 1/2         4.654 5.924 7.734 9.43

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Supply Cities Of Stainless Steel 304 And 304L Seamless Tubes

The cities listed here are where we have supplied our grade 304l stainless steel seamless tubes in bulk or small orders. Cities from metropolitan to rural areas we can provide SS 304 seamless tubes to satisfy the needs of our clients.

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

Documents Provided at the time of Domestic Sales or Export of 304/304L Stainless Steel Seamless Tubes

Commercial Invoice Heat Treatment Charts
ROHS Certificate Certificate of Compliance/Conformity
Packing List Quality Assurance Plan (QAP)
Fumigation Certificates NABL approved Laboratory Test Reports
Certificate of Origin Raw Material Test Reports
Letter of Guarantee Material Test Certificates

Application Industries We Supply Stainless Steel 304 Seamless Tubes

Stainless Steel 304 Seamless Tubes For Technology, Stainless Steel 1.4307 Seamless Tubes For Waste, UNS S30400 Seamless Tubes For Mining, 304 Stainless Steel Seamless Tubes For Food Industry, 304L Stainless Steel Seamless Tubes For Tertiary Sector, Stainless Steel 1.4301 Seamless Tubes For Construction, 304 Stainless Steel Seamless Tubes For Electronics, 304 SS Seamless Tubes For Health care, 304 Stainless Steel Seamless Tubes For Pulp and Paper Industry, 304L Stainless Steel Seamless Tubes For Rail Transport, 304 Stainless Steel Seamless Tubes For Agriculture, 304 Stainless Steel Seamless Tubes For Factory, 304 Stainless Steel Seamless Tubes For Energy, 304L Stainless Steel Seamless Tubes For Pharmaceutical Industry, 304 Stainless Steel Seamless Tubes For Transport, Stainless Steel 304L Seamless Tubes For Real Estate, Stainless Steel 1.4306 Seamless Tubes For Textile Industry, UNS S30403 Seamless Tubes For Engineering, 304 Stainless Steel Seamless Tubes For Manufacturing, 304 Stainless Steel Seamless Tubes For Chemical Industry, 304L Stainless Steel Seamless Tubes For Production.

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