Stainless Steel 304 Welded Tube Manufacturer, Supplier in India

Stainless steel 304/304L welded tubes find widespread applications across various industries due to their excellent properties and versatility. One common application is in the automotive industry, where these tubes are used for manufacturing exhaust systems, structural components, and fuel lines. The food and beverage industry also extensively utilizes stainless steel 304/304L welded tubes to produce equipment such as tanks, piping systems, and heat exchangers, thanks to their corrosion resistance and hygienic qualities.

Additionally, these tubes are commonly employed in the oil and gas industry for transporting fluids and gases and in chemical processing plants for handling corrosive substances. Their strength, durability, and resistance to oxidation make them suitable for architectural purposes, including handrails, balustrades, and decorative elements. Moreover, stainless steel 304/304L welded tubes are employed in the pharmaceutical industry to manufacture piping systems and equipment requiring high cleanliness standards. Their wide range of applications reflects the trust placed in their performance and reliability across diverse sectors.

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What are the advantages of using stainless steel 304/304L welded tubes over other materials?

Stainless steel 304 welded tubes offer several advantages over other materials, making them a preferred choice in various applications. Stainless steel 304 exhibits excellent corrosion resistance, ensuring longevity and durability even in harsh environments. This property particularly benefits chemical processing, oil and gas, and marine applications. Stainless steel 304 welded tubes possess high strength, allowing them to withstand significant pressure and mechanical stress without deformation or failure. That makes them suitable for applications that require structural integrity and reliability.

Stainless steel 304L welded tubes provide several advantages over other materials, making them a preferred choice in various applications. Stainless steel 304L exhibits excellent corrosion resistance, ensuring long-lasting performance and durability even in aggressive environments. That makes it particularly suitable for chemical processing, pharmaceuticals, and food and beverage industries. Stainless steel 304L welded tubes offer excellent weldability and formability, allowing easy fabrication and installation. That enables efficient production processes and reduces labour and time costs. Stainless steel 304L possesses high strength and durability, making it capable of withstanding heavy loads and mechanical stress without deformation or failure.

Specification Of 304 Stainless Steel Welded Tube

Tube Standard ASTM A269, A249 / ASME SA269, SA249
Tube Dimension ANSI/ASME B36.19M, ANSI/ASME B36.10M
Welded Tube Sizes 1 / 2" NB - 24" 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 Welded
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

Types Of Stainless Steel 304 Welded Tubes

Stainless Steel 304 Welded Round Tube

304 Stainless Steel Welded Round Tube

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

Stainless Steel 304 Welded Square Tube

304 Stainless Steel Welded Square Tube

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

Stainless Steel 304 Welded Rectangular Tube

304 Stainless Steel Welded Rectangular Tube

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

Stainless Steel 304 Polished Welded Tube

304 Stainless Steel Polished Welded Tube

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

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

  • Widest Range304 Metric Stainless Steel Welded Tubing
  • Widest RangeStainless Steel 304 Polish Welded Tube
  • Widest RangeSchedule 40 Stainless Steel 304 Welded Tube
  • Widest RangeSchedule 80 Stainless Steel 304 Welded Tube
  • Widest RangeSchedule 160 Stainless Steel 304 Welded Tube
  • Widest RangeSchedule XXS Stainless Steel 304 Welded Tube
  • Widest RangeSchedule XS Stainless Steel 304 Welded Tube
  • Widest RangeSchedule 5 Stainless Steel 304 Welded Tube
  • Widest RangeSchedule 10 Stainless Steel 304 Welded Tube
  • Widest RangeASTM A249 Stainless Steel 304 Welded Tube
  • Widest RangeASME SA269 Stainless Steel 304L Welded Tube
  • Widest RangeStainless Steel 304L Welded Round Tube
  • Widest Range304 Stainless Steel Welded Tube HS Code
  • Widest Range304 Stainless Steel Welded Tubing Suppliers
  • Widest RangePolished 304 Stainless Steel Welded Tubing
  • Widest RangeASTM A269 Stainless Steel 304L Welded Tube
  • Widest RangeASTM A269 Stainless Steel 304 Welded Tube
  • Widest RangeASME SA269 Stainless Steel 304 Welded Tube

Check Stainless Steel 304/304L Tubes Types In Detail

304 Stainless Steel Welded 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

304 / 304L Stainless Steel Welded Tubes Price

Product Price
304 Stainless Steel Square Welded Tube Price $1,082.00 - $3,489.00/ Ton
ASTM A269 Stainless Steel 304 Welded Tube Price List $700.00 - $1,900.00/ Ton
SS 304 Welded Tube Price Per Kg $4 - 23 / Kg
SS 1.4306 Welded Tube Price List US $ 12 - 45 / Pound
304 Stainless Steel Welded Tube Price In India $698.00 - $1,480.00/ Ton
S30400 Stainless Steel Welded Tube Price US $ 1000 - 3000 / Ton
Stainless Steel S30403 Welded Tube Price US $ 1100 - 2000 / Ton
304 Stainless Steel Welded Tube Price US $ 1400 - 12000 / Ton
Austenitic Stainless Steel 304 Welded Tube Price Per Piece $4.00 - $100.00/ Piece

For Quatation & Questions Related To Stainless Steel 304 Welded Tubes

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Stainless Steel 304 Welded Tube Manufacturing Process

Preparing The Sheets

Before being selected to roll, the stainless steel sheets go through a number of inspections. Trimming them around the edges is the first step in preparing them.

Rolling Through Rollers

The desired size is then achieved by running the sheets through many rollers. You can see the sheets evolving into tubular shapes in this stage.

Rollers Through The Fitted Welding Machine

The tubular shape must pass through a customised welding equipment in this step. You get precisely rolled tubes by removing the weld beads and scraps from inside these tubular shapes.

Welding Process

The grade and application requirements have an impact on tube welding and forming. For the manufacturing of tiny diameter tubes, we employ TIG welding. Steel sheets are coiled and welded inside of a welding machine. The steel sheets are shaped into a coil before entering the machine. The seam between these coils is then welded to create a tube.

Electric Resistance Welding (ERW) Process

Tube is made using the Electric Resistance Welding (ERW) technique, which involves cold-forming a flat sheet of steel into a cylindrical shape. The steel is then heated by applying current to either of the cylinder's edges, forcing the edges to bond together firmly without the use of welding filler material.

Submerged Arc Welding (SAW) Process

An arc is created between a workpiece and a continuously fed bare wire electrode during the Submerged Arc Welding (SAW) procedure. Additionally, flux is used to create slag, produce protective gases, and provide alloying materials to the weld pool. Gas shielding is not required.

Electric Flash Welding Process

A steel sheet being transformed into a cylinder using the electric flash welding process. The edges are heated until they become semi-molten in this instance, and then they are pressed together until molten steel is squeezed out of the junction and forms a bead.

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.


Chemical Composition Of Stainless Steel 304L Welded 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 Welded 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 Welded Tubes

Testing (Destructive, Non Destructive)

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

Stainless Steel 304 Welded 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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Feel Proud To Export Our High Quality SS 304 Welded Tubes World Wide.

We have exported and supplied our 304 Stainless Steel Welded Tubes to solve tubing related problems of our prestigious domestic and worldwide clients. We appreciate your business and the confidence you have placed in us.

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Supply Cities Of Stainless Steel 304 And 304L Welded Tubes

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

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

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

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

Application Industries We Supply Stainless Steel 304 Welded Tubes

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