What are the key properties and characteristics of stainless steel 304 / 304L tubes?

Stainless steel 304 and 304L tubes possess several key properties and characteristics that make them highly suitable for various applications. They exhibit excellent corrosion resistance, making them resistant to oxidation, atmospheric corrosion, and many corrosive environments. This corrosion resistance is further enhanced by chromium and nickel in their composition, providing good resistance to pitting and crevice corrosion.

Stainless steel 304/304L tubes offer high strength and toughness, ensuring structural integrity and durability in demanding conditions. They have a relatively low carbon content, contributing to their excellent weldability, allowing for easy fabrication and joining. Their outstanding formability and ductility make them versatile for shaping and bending into desired configurations without compromising their structural integrity.

Stainless steel 304/304L tubes have good heat resistance, making them suitable for high-temperature applications. They exhibit high thermal conductivity, ensuring efficient heat transfer, and can withstand thermal cycling without significant deformation or degradation.

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304L Stainless Steel Boiler Tube, SS 304L Boiler Tube, 304 Stainless Steel Boiler Tubing, Stainless Steel 304 Boiler Tube, SS 304 Boiler Tube, Stainless Steel 304L Boiler Tube, 304 Stainless Steel Boiler Tube, 304 SS Boiler Tube, Stainless Steel 304 Boiler Tube Supplier In Mumbai, India.

How does stainless steel 304 / 304L compare to other stainless steel tubes?

Compared to other types of stainless steel tubes, stainless steel 304 exhibits favourable characteristics contributing to its widespread usage. It offers excellent corrosion resistance, making it suitable for various environments and applications. Stainless steel 304 also provides good strength, toughness, and high formability and weldability. It has a relatively low carbon content, ensuring ease of fabrication and joining. Additionally, stainless steel 304 possesses desirable heat resistance and hygienic properties. These qualities make stainless steel 304 a versatile and cost-effective option for various industries and applications.

Stainless steel 304L, a variation of stainless steel 304, offers several advantages compared to other stainless steel tubes. One key difference is its lower carbon content, which enhances its resistance to sensitization during welding, reducing the risk of intergranular corrosion. That makes stainless steel 304L particularly well-suited for applications involving high temperatures and corrosive environments. Additionally, stainless steel 304L retains many desirable properties of stainless steel 304, including excellent corrosion resistance, good strength and toughness, and high formability and weldability. These attributes make stainless steel 304L a reliable choice for chemical processing, food and beverage, and pharmaceuticals.

Specification Of 304 Stainless Steel Boiler Tube

Boiler Tube Standard ASTM A269, A249, A511, A554 / ASME SA269, SA249, SA511, SA554
Boiler Tube Dimension ANSI/ASME B36.19M, ANSI/ASME B36.10M
Seamless Boiler Tube Sizes 1 / 2" NB - 16" NB
Welded Boiler Tube Sizes 1 / 2" NB - 24" NB
Boiler Tube Outside Diameter 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Boiler Tubes available Ex-stock
Boiler Tube Manufacturing Process Seamless / Welded / ERW / Fabricated / CDW / 100% X Ray Welded
Stainless Steel Boiler Tube Schedule SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Boiler Tube Length Single Random, Double Random, Standard & Cut length
Delivery Condition Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
Outside Finish 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Boiler Tubes, Finish as per customer Requirements
Value Added Services Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing

SS 304 Boiler Tube Price List, 304 Stainless Steel Superheater Tubes, 304 Stainless Steel Water Tube Boiler, Thin Wall Stainless Steel 304 Boiler Tube, SS 304L Welded Boiler Tube, 304L SS Boiler Tube Weight Calculator, Stainless Steel 304 Boiler Tube Stockist In Mumbai.

Types Of Stainless Steel 304 Boiler Tubes

Stainless Steel 304 Seamless Boiler Tube

304 Stainless Steel Seamless Boiler Tube

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

Stainless Steel 304 Welded Boiler Tube

304 Stainless Steel Welded Boiler Tube

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

Stainless Steel 304 Water Tube Boiler

304 Stainless Steel Water Tube Boiler

SS 304 Water Tube Boiler, Stainless Steel 304 Water Tube Boiler Supplier, Stainless Steel 304 Water Tube Boiler Stockist.

Stainless Steel 304 Boiler Vent Pipe

304 Stainless Steel Boiler Vent Pipe

SS 304 Boiler Vent Pipe, Stainless Steel 304 Boiler Vent Pipe Supplier, Stainless Steel 304 Boiler Vent Pipe Stockist.

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

  • Widest RangeSchedule 10 Stainless Steel 304 Boiler Tube
  • Widest RangeSchedule XS Stainless Steel 304 Boiler Tube
  • Widest Range304 Metric Stainless Steel Boiler Tubing
  • Widest RangeStainless Steel 304 Fire Tube Boiler
  • Widest RangeSchedule 80 Stainless Steel 304 Boiler Tube
  • Widest RangeSchedule 5 Stainless Steel 304 Boiler Tube
  • Widest RangeSchedule 160 Stainless Steel 304 Boiler Tube
  • Widest RangeSS 304 Seamless Boiler Tube
  • Widest RangeSchedule 40 Stainless Steel 304 Boiler Tube
  • Widest RangeSchedule XXS Stainless Steel 304 Boiler Tube
  • Widest RangeASME SA249 Stainless Steel 304 Boiler Tube
  • Widest Range304 Stainless Steel Boiler Tubing Suppliers
  • Widest Range304 Stainless Steel ERW Boiler Tube
  • Widest RangeASTM A249 Stainless Steel 304 Boiler Tube
  • Widest Range304 Stainless Steel Boiler Tube HS Code
  • Widest RangeASTM A269 Stainless Steel 304L Boiler Tube
  • Widest RangeASME SA269 Stainless Steel 304L Boiler Tube
  • Widest Range304 Stainless Steel Boiler Vent Pipe
  • Widest RangeStainless Steel 304L Round Boiler Tube
  • Widest RangeStainless Steel 304 Boiler Flue Pipe

Check Other Tubes Types In Detail

304 Stainless Steel Boiler 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 Boiler Tubes Price

Product Price
Stainless Steel S30403 Boiler Tube Price US $ 1100 - 2000 / Ton
304 Stainless Steel Boiler Tube Price In India $698.00 - $1,480.00/ Ton
S30400 Stainless Steel Boiler Tube Price US $ 1000 - 3000 / Ton
SS 304 Boiler Tube Price Per Kg $4 - 23 / Kg
SS 1.4306 Welded Boiler Tube Price List US $ 12 - 45 / Pound
ASTM A249 Stainless Steel 304 Boiler Tube Price List $700.00 - $1,900.00/ Ton
Austenitic Stainless Steel 304 Boiler Tube Price Per Piece $4.00 - $100.00/ Piece
304 Stainless Steel Seamless Boiler Tube Price $1,082.00 - $3,489.00/ Ton
304 Stainless Steel Boiler Tube Price US $ 1400 - 12000 / Ton

For Quatation & Questions Related To Stainless Steel 304 Boiler Tubes

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Stainless Steel 304 Boiler Tube Manufacturing Process

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.

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 Boiler 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 Boiler 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 Boiler Tubes

Testing (Destructive, Non Destructive)

Positive Material Identification – PMI Testing Hydrostatic 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
Micro Test Radiography Test
Macro Test Dye Penetrant Test (DP Test)
Hardness Test Ultra Sonic Test (UT)
Pitting Resistance Test Eddy Current Testing
Intergranular Corrosion (IGC) Test Impact Test
Flaring Test Bend Test
Flattening Test

Stainless Steel 304 Boiler 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 Boiler Tubes

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

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

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

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

Application Industries We Supply Stainless Steel 304 Boiler Tubes

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

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