Stainless Steel 304 Welded Tube

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Neeka Tubes is a trusted manufacturer and supplier of SS 304 welded tubing, providing reliable and durable products to customers worldwide. Stainless steel 304 welded tubing is known for its flexibility, corrosion resistance, and long life. It offers excellent strength and weldability, which helps to prevent oxidation and ensures consistent performance in a wide range of applications.

Our UNS S30400 welded tubing contains 18–20% Chromium, 8–10.5% nickel, and a maximum of 0.08% Carbon, giving it strong corrosion resistance, and stability. It delivers a minimum tensile strength of 515 MPa, a yield strength of 205 MPa, and 40% elongation. The maximum hardness is 92 on the Rockwell B scale and 201 on the Brinell scale. We offer tubing with exterior diameters ranging from 6 mm to 5 inches and wall thicknesses up to 10 mm, ensuring a wide range of solutions for various industrial needs.

Premium Grade SS 304 Welded Tubes, Best Deals On SS UNS S30400 Welded Tube, ASTM A249 TP304 Stainless Steel Tube, Stainless steel 304 Tube Suppliers, The largest Stockist of 304 Stainless Steel Welded Tube in Mumbai.

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Key Features of Stainless Steel 304 Welded Tubing

  • Corrosion Resistance – Excellent resistance to oxidation and rust.
  • High Strength & Durability – Ensures long service life under extreme conditions.
  • Excellent Weldability – Supports various welding processes with ease.
  • Temperature Resistance – Performs well under high and low temperatures.
  • Smooth Surface Finish – Ideal for hygienic and high-precision applications.

The SS 304 Welded tubing is used in various sectors like chemical, food and beverage, pharmaceutical, marine, heat exchanging, and oil and natural gas applications. Due to its high corrosion resistance, it can be used in water treatment plants as well as automotive exhaust systems. It is also used in structural applications and architectural frameworks due to its durability and aesthetic finish. If you’re exploring additional welded tubing solutions, you can also check out our Stainless Steel Welded Tubing options for more flexibility and choice.

Most Common Types of SS 304 Welded Tubing

SS 304 Welded Tube

304 SS Welded Square Tube

SS 304 Welded Round Tube

SS 304 Welded Rectangular Tube

SS 304 Custom Welded Tube

304 Stainless Steel ERW Tube

SS 304 Polished Welded Tube

SS 304 Welded Cold Drawn Tube

SS 304 Welded Tubing Specifications

Standard Specification ASTM /ASME A269, A249 /SA269, SA249
Manufacturing Type ERW / Welded / Fabricated / CDW / DOM / CEW / 100% X Ray Welded
Delivery Condition Annealed and Pickled (AP), Polished, Bright Annealed (BA), Cold Drawn, MF
Surface Finish BA, 2B, No.4, No.1, No.3, No.8, 8K, HL, 2D, 1D, Mirror Polished, 180G, 320G, 400G Satin/ Hairline, 400G, 500G, 600G or 800G Mirror finish ASME SA249 Standard Tubing or Custom Finish as per customer’s specification
Outside Diameter (OD) 6 to 304.8 mm
Wall Thickness Range 0.5 to 6 mm
Standard SUS, JIS, AISI, ASTM, GB, DIN, EN
Value Added Services
  • Cutting
  • Beveling
  • Threading
  • Polishing (Electro & Commercial)
  • Draw & Expansion as per required Size & Length
  • Destructive and Non Destructive
  • Ultrasonic Testing
  • Annealed & Pickled Bending
Processing Service Bending, Welding, Decoiling, Punching, Cutting, Moulding
Technique Welded Austenitic Steel Cold drawn, Cold rolled, Hot rolled, Extrusion Tube
Tolerance
  • Outer Diameter: +/- 0.2mm
  • Thickness: +/- 10% OR as customer request
  • Length: +/- 10mm
Test Certificate
  • DFARS compliant
  • EN 10204/3.1B, EN 10204 3.1 and EN 10204 3.2 Material Test Certificates (MTC)
  • 100% Radiography Test Report
  • Raw Materials Certificate
  • Third Party Inspection Report
  • Fumigation Certificates
  • Heat Treatment Charts
  • HS Code Commercial Invoice
  • Form A for Generalized System of Preferences (GSP)
  • Manufacturer Test Certificate
  • Moisture testing
  • Surface roughness measurement
  • Laboratory Test Certificate from Govt. Approved Lab
Packaging Packed in PE Fabric Bundles or ply wooden box wrapped in plastic or Standard seaworthy export packing or as per customers’ request
Premium Grade 304 Stainless Steel Welded Tube, Best Deals On SS UNS S30400 Welded Tube, 304 Stainless Steel Welded Tube, Stainless Steel 304 Welded Tubes Manufacturer.
Nickel Molybdenum Chromium Iron Tungsten Cobalt Manganese Vanadium Silicon Phosphorus Sulfur Carbon
99.0% min. 0.25% max. 0.40% max. 0.35% max. 0.15% max. 0.35% max. 0.35% max. 0.35% max. 0.35% max. 0.35% max. 0.35% max. 0.01% max.
Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
SS 304 1.4301 S30400 SUS 304 304S31 08Х18Н10 Z7CN18‐09 X5CrNi18-10

Contact Neeka tubes today for a best offer & competitive quotation Of SS 304 Welded Tubing

Please Call on +91 7700067892 or drop an E-Mail : sales@neekatubes.net

SS 304 Welded Tubing Dimensions

OD inches Ave. Wall inches D/t Ratio ID inches Tube Cross Sectional Area (in2) Internal Area (in2)
0.250 0.020 12.50 0.210 0.0145 0.0346
0.250 0.028 8.93 0.194 0.0195 0.0296
0.250 0.035 7.14 0.180 0.0236 0.0254
0.250 0.049 5.10 0.152 0.0309 0.0181
0.250 0.065 3.85 0.120 0.0378 0.0113
0.375 0.020 18.75 0.335 0.0223 0.0881
0.375 0.028 13.39 0.319 0.0305 0.0799
0.375 0.035 10.71 0.305 0.0374 0.0731
0.375 0.049 7.65 0.277 0.0502 0.0603
0.375 0.065 5.77 0.245 0.0633 0.0471
0.500 0.020 25.00 0.460 0.0302 0.1662
0.500 0.028 17.86 0.444 0.0415 0.1548
0.500 0.035 14.29 0.430 0.0511 0.1452
0.500 0.049 10.20 0.402 0.0694 0.1269
0.500 0.065 7.69 0.370 0.0888 0.1075
0.500 0.083 6.02 0.334 0.1087 0.0876
0.625 0.020 31.25 0.585 0.0380 0.2688
0.625 0.028 22.32 0.569 0.0525 0.2543
0.625 0.035 17.86 0.555 0.0649 0.2419
0.625 0.049 12.76 0.527 0.0887 0.2181
0.625 0.065 9.62 0.495 0.1144 0.1924
0.625 0.083 7.53 0.459 0.1413 0.1655
0.625 0.095 6.58 0.435 0.1582 0.1486
0.625 0.109 5.73 0.407 0.1767 0.1301
0.750 0.028 26.79 0.694 0.0635 0.3783
0.750 0.035 21.43 0.680 0.0786 0.3632
0.750 0.049 15.31 0.652 0.1079 0.3339
0.750 0.065 11.54 0.620 0.1399 0.3019
0.750 0.083 9.04 0.584 0.1739 0.2679
0.750 0.095 7.89 0.560 0.1955 0.2463
0.750 0.109 6.88 0.532 0.2195 0.2223
0.750 0.120 6.25 0.510 0.2375 0.2043
0.875 0.020 43.75 0.835 0.0537 0.5476
0.875 0.028 31.25 0.819 0.0745 0.5268
0.875 0.035 25.00 0.805 0.0924 0.5090
0.875 0.049 17.86 0.777 0.1272 0.4742
0.875 0.065 13.46 0.745 0.1654 0.4359
0.875 0.083 10.54 0.709 0.2065 0.3948
0.875 0.095 9.21 0.685 0.2328 0.3685
0.875 0.109 8.03 0.657 0.2623 0.3390
0.875 0.120 7.29 0.635 0.2846 0.3167
1.000 0.028 35.71 0.944 0.0855 0.6999
1.000 0.035 28.57 0.930 0.1061 0.6793
1.000 0.049 20.41 0.902 0.1464 0.6390
1.000 0.065 15.38 0.870 0.1909 0.5945
1.000 0.083 12.05 0.834 0.2391 0.5463
1.000 0.095 10.53 0.810 0.2701 0.5153
1.000 0.109 9.17 0.782 0.3051 0.4803
1.000 0.120 8.33 0.760 0.3318 0.4536
1.000 0.134 7.46 0.732 0.3646 0.4208
1.250 0.035 35.71 1.180 0.1336 1.0936
1.250 0.049 25.51 1.152 0.1849 1.0423
1.250 0.065 19.23 1.120 0.2420 0.9852
1.250 0.083 15.06 1.084 0.3043 0.9229
1.250 0.095 13.16 1.060 0.3447 0.8825
1.250 0.109 11.47 1.032 0.3907 0.8365
1.250 0.120 10.42 1.010 0.4260 0.8012
1.250 0.134 9.33 0.982 0.4698 0.7574
1.500 0.035 42.86 1.430 0.1611 1.6061
1.500 0.049 30.61 1.402 0.2234 1.5438
1.500 0.065 23.08 1.370 0.2930 1.4741
1.500 0.083 18.07 1.334 0.3695 1.3977
1.500 0.095 15.79 1.310 0.4193 1.3478
1.500 0.109 13.76 1.282 0.4763 1.2908
1.500 0.120 12.50 1.260 0.5202 1.2469
1.500 0.134 11.19 1.232 0.5750 1.1921
1.500 0.148 10.14 1.204 0.6286 1.1385
1.750 0.035 50.00 1.680 0.1886 2.2167
1.750 0.049 40.82 1.902 0.3003 2.8413
1.750 0.065 26.92 1.620 0.3441 2.0612
1.750 0.083 21.08 1.584 0.4347 1.9706
1.750 0.095 18.42 1.560 0.4939 1.9113
1.750 0.109 16.06 1.532 0.5619 1.8433
1.750 0.120 14.58 1.510 0.6145 1.7908
1.750 0.134 13.06 1.482 0.6803 1.7250
1.750 0.148 11.82 1.454 0.7449 1.6604
1.750 0.165 10.61 1.420 0.8216 1.5837
2.000 0.035 57.14 1.930 0.2161 2.9255
2.000 0.049 40.82 1.902 0.3003 2.8413
2.000 0.065 30.77 1.870 0.3951 2.7465
2.000 0.083 24.10 1.834 0.4999 2.6417
2.000 0.095 21.05 1.810 0.5685 2.5730
2.000 0.109 18.35 1.782 0.6475 2.4941
2.000 0.120 16.67 1.760 0.7087 2.4328
2.000 0.134 14.93 1.732 0.7855 2.3561
2.000 0.148 13.51 1.704 0.8611 2.2805
2.000 0.165 12.12 1.670 0.9512 2.1904

SS 304 Welded Tubing Weight Chart

Diameter Outside- A x material- thickness t (mm) Weight kg/meter Diameter Outside- A x thickness- stärke t (mm) Weight kg/meter
12×2 0,51 57×3 4,11
17×1,5 0,77 63,5×2 2,36
17×2 0,93 70×1,5 2,61
18×1 0,43 70×2 3,45
18×1,5 0,63 70×3 5,11
18×2 0,81 75×2 3,71
20×1 0,48 76,1×1,6 3,03
20×1,5 0,70 76,1×2 3,76
20×2 0,91 76,1×2,6 4,85
14×1 0,33 60,3×2 2,96
14×1,5 0,48 60,3×2,6 3,81
15×1 0,36 60,3×2,9 4,23
15×1,5 0,51 60,3×3 4,37
15×2 0,66 60,3×3,3 4,71
16×1 0,38 60,3×3,6 5,18
16×1,5 0,55 60,3×4 5,72
16×2 0,71 60,3×5 7,02
17×1 0,60 63,5×1,5 2,36
10×1 0,23 54×2 2,64
10×1,5 0,32 55×2 2,69
12×1 0,28 57×1,5 2,11
20×3 1,30 76,1×3 5,39
21,3×1 0,80 76,1×3,7 6,72
21,3×1,5 0,98 80×1,5 2,99
21,3×2,6 1,23 80×2 3,96
22×1 0,53 80×3 5,87
6×1 0,13 53×1,5 1,96
8×1 0,18 54×1,5 2,00
13×1 0,30 60,3×1 1,51
13×1,5 0,44 60,3×1,5 2,24
12×1,5 0,40 57×2 2,79
22×1,5 0,78 80×4 7,72
23×2 1,07 84×2 4,17
24×1 0,86 85×2 4,22
24×1,5 0,58 88,9×2 4,41
25×1 0,61 88,9×2,6 5,70
25×1,5 0,90 88,9×3 6,55
25×2 1,17 88,9×3,1 6,65
25×2,5 1,43 88,9×4 8,63

SS 304 Welded Tubing Packing & Marking

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Delivery & Marking Details

In order to protect the 304 stainless steel welded tubes from being damaged during transportation, we bundle them or pack them in wooden cases. Proper labelling ensures heat number, grade, size and specifications are mentioned. We provide fast and efficient delivery ensures timely supply to customers worldwide, maintaining high standards of quality and service.

Quality Tests

Our UNS S30400 stainless steel tubing undergoes various quality checks, including hydro testing and destructive and non-destructive tests, as per customer requirements.  We also provide test certificates as per EN 10204 3.1, ensuring compliance with industry standards. These tests guarantee reliability, performance and durability.

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Industrial Application of SS 304 Welded Tubing

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