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304 stainless steel pipe suppliers

SS 304 tubes suppliers, SS 304L seamless tube stockist in India

SS 304 Welded Tubing exporter in India, Stainless Steel 304 Square Tube distributor in Mumbai

Stainless steel, also known as inox steel and it is defined as a steel alloy with a minimum of 10.5% to 11% chromium content. SS Grade 304 is a T 300 Series Stainless Steel austenitic with atleast 18% chromium and 8% nickel, combined with  0.08% carbon at the max. It is also popular with the name Chromium-Nickel austenitic alloy and it is the standard "18/8" stainless that is used in making crockeries and utensils since it is food grade steel.

304 Stainless Steel Pipe Specifications are as mentioned here ASTM A/ASME SA213/ A249/ A269/ A312/ A358 CL. I to V ASTM A789/A790 and it is available in various sizes each having different type such as 304 Stainless Steel Pipes sizes as 1/2" NB - 16" NB, 304 Stainless Steel Pipes sizes for ERW as 1/2" NB - 24" NB and 304 Stainless Steel Pipes sizes for EFW as 6" NB - 100" NB.

Chemical Composition for SS gr. 304 Tubes is given as Fe, <0.08% C, 17.5-20% Cr, 8-11% Ni, <2% Mn, <1% Si, <0.045% P, <0.03% S with excellent welding and deep drawing characteristics - it is easy to fabricate, easy to clean and lookwise pleasing to the eye. SIDDHAGIRI is a suppliers and manufacturer of best quality stainless steel Elliptical pipe, seamless pipe, welded steel pipe, Electropolished 304 Pipe, round pipe, square pipe, rectangular pipe with wall Thickness for 304 Stainless Steel Pipes Schedule 5S - Schedule XXS or as per customer’s requirement at best price.

Product Specification:

304 / 304L Stainless Steel Pipe Specification

Specifications
  • ASTM A269 / ASME SA269
  • ASTM A249 / ASME SA249
  • ASTM A213 / ASME SA213
  • ASTM A270 / ASME SA270
  • ASTM A554 / ASME SA554
  • ASTM A312 / ASME SA312
  • ASTM A358 / ASME SA358
Seamless Pipe size 4 to 219mm W. T.: 0.5 to 20mm
Welded Pipe size
5.0 mm - 1219.2 mm
EFW Pipe size 5.0 mm - 1219.2 mm
Specialized in Large Diameter Pipe
Pipe Schedule SCH5, SCH10, SCH40, STD, SCH80, SCH160
Pipe Finish Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF
Pipe Form Round, Square, Hollow, Rectangular, Hydraulic, Straight Pipes Etc.
Pipe Length Single Random, Double Random & Cut Length.
End Plain End, Beveled End, Treaded.
Marking All Pipes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.)
Material Test Certificates (MTC) Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2
We can also cut, thread, and groove SS 304 / 304L Pipes to meet your specifications.

304 / 304L Stainless Steel Tube Specification

ASTM / ASME Standards
  • ASTM A269 / ASME SA269
  • ASTM A249 / ASME SA249
  • ASTM A213 / ASME SA213
  • ASTM A270 / ASME SA270
  • ASTM A554 / ASME SA554
  • ASTM A312 / ASME SA312
  • ASTM A358 / ASME SA358
Seamless Tube Size 3.35 mm OD To 101.6 mm OD, 15 NB to 150 NB IN
Welded Tube Size 6.35 mm OD To 152 mm OD
Swg & Bwg 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg.
tubing wall thickness 0.020" –0.220", (special wall thicknesses available)
tube Length Single Random, Double Random, Standard & Cut length
Tube Finish Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF
tube Form Round, Coil, Square, Rectangular, Boiler, Hydraulic, Straight or ‘U’ bent Tubes, Hollow, LSAW Tubes Etc.
Tube Type Seamless, ERW, EFW, Welded, Fabricated
End Plain End, Beveled End, Treaded
Marking All tubes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.)
Application Oil Tube, Gas Tube, Fluid Tube, Boiler and Heatexchanger
Value Added Service Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc.
Specialize in Stainless Steel TP 304 Capillary Tube & Other Odd Size 
Stainless Steel TP304L Heat Exchanger & Condenser Tubes
Test Certificate Manufacturer Test Certificate 
Laboratory Test Certificate from Govt. Approved Lab. 
Under Third Party Inspection
We can also cut, thread, and groove 304L Stainless Steel Tubes to meet your specifications

Sizes of 304 Stainless Steel Pipes & Tubes

METRIC 304 / 304L STAINLESS STEEL PIPE / TUBE

6MM OD X 1MM 304 / 304L STAINLESS TUBE
8MM OD X 1MM 304 / 304L STAINLESS TUBE
8MM OD X 1.5MM 304 / 304L STAINLESS TUBE
10MM OD X 1MM 304 / 304L STAINLESS TUBE
10MM OD X 1.5MM 304 / 304L STAINLESS TUBE
12MM OD X 1MM 304 / 304L STAINLESS TUBE
15MM OD X 1MM 304 / 304L STAINLESS TUBE
15MM OD X 2MM 304 / 304L STAINLESS TUBE
16MM OD X 1.5MM 304 / 304L STAINLESS TUBE
16MM OD X 2MM 304 / 304L STAINLESS TUBE
20MM OD X 1.6MM 304 / 304L STAINLESS TUBE
20MM OD X 2MM 304 / 304L STAINLESS TUBE
20MM OD X 3MM 304 / 304L STAINLESS TUBE
22MM OD X 2MM 304 / 304L STAINLESS TUBE
25MM OD X 3MM 304 / 304L STAINLESS TUBE
28MM OD X 2MM 304 / 304L STAINLESS TUBE
28MM OD X 3MM 304 / 304L STAINLESS TUBE
30MM OD X 1.5MM 304 / 304L STAINLESS TUBE
30MM OD X 2MM 304 / 304L STAINLESS TUBE
38MM OD X 1MM 304 / 304L STAINLESS TUBE
38MM OD X 1.5MM 304 / 304L STAINLESS TUBE
38MM O/D X 2MM 304 / 304L STAINLESS TUBE
40MM OD X 1.5MM 304 / 304L STAINLESS TUBE
42.1MM OD X 2.8MM 304 / 304L STAINLESS TUBE
48MM OD X 1.5MM 304 / 304L STAINLESS TUBE
48.3MM OD X2MM 304 / 304L STAINLESS TUBE
50MM OD X 1.5MM 304 / 304L STAINLESS TUBE
50MM OD X 3MM 304 / 304L STAINLESS TUBE
54MM OD X 1.22MM 304 / 304L STAINLESS TUBE
60.3MM OD X 1.5MM 304 / 304L STAINLESS TUBE
60MM OD X 2MM 304 / 304L STAINLESS TUBE
60MM OD X 3MM 304 / 304L STAINLESS TUBE
84MM OD X 2MM 304 / 304L STAINLESS TUBE

 

IMPERIAL 304 / 304L STAINLESS STEEL PIPE / TUBE

1/8" OD X 20SWG 304 / 304L STAINLESS TUBE
3/16" OD X 20SWG 304 / 304L STAINLESS TUBE
1/4" OD X 18SWG 304 / 304L STAINLESS TUBE
3/8" OD X 16SWG 304 / 304L STAINLESS TUBE
3/8" OD X 20SWG 304 / 304L STAINLESS TUBE
1/2" OD X 18SWG 304 / 304L STAINLESS TUBE
1/2" OD X 16SWG 304 / 304L STAINLESS TUBE
1/2" OD X 20SWG 304 / 304L STAINLESS TUBE
1/2" OD X 14SWG 304 / 304L STAINLESS TUBE
17/32"OD X 10SWG 304 / 304L STAINLESS TUBE
5/8" OD X 18SWG 304 / 304L STAINLESS TUBE
5/8" OD X 16SWG 304 / 304L STAINLESS TUBE
5/8" OD X 20SWG 304 / 304L STAINLESS TUBE
3/4" OD X 18SWG 304 / 304L STAINLESS TUBE
3/4" OD X 16SWG 304 / 304L STAINLESS TUBE
3/4" OD X 20SWG 304 / 304L STAINLESS TUBE
3/4" OD X 14SWG 304 / 304L STAINLESS TUBE
3/4" OD X 10SWG 304 / 304L STAINLESS TUBE
7/8" OD X 18SWG 304 / 304L STAINLESS TUBE
7/8" OD X 16SWG 304 / 304L STAINLESS TUBE
1" OD X 16SWG 304 / 304L STAINLESS TUBE
1" OD X 12SWG 304 / 304L STAINLESS TUBE
1" OD X 14SWG 304 / 304L STAINLESS TUBE
1" OD X 10SWG 304 / 304L STAINLESS TUBE
1.1/8" OD X 16SWG 304 / 304L STAINLESS TUBE
1 1/4" OD X 16SWG 304 / 304L STAINLESS TUBE
1 1/4" OD X 10SWG 304 / 304L STAINLESS TUBE
1.3/8" OD X 16SWG 304 / 304L STAINLESS TUBE
1 1/2" OD X 16SWG 304 / 304L STAINLESS TUBE
1 1/2" OD X 14SWG 304 / 304L STAINLESS TUBE
1 1/2" OD X 10SWG 304 / 304L STAINLESS TUBE
1 5/8" OD X 16SWG 304 / 304L STAINLESS TUBE
1 3/4" OD X 16SWG 304 / 304L STAINLESS TUBE

STAINLESS NOMINAL BORE TUBE

1/4"NB X SCH.40 304 / 304L STAINLESS TUBE
1/2" NB SCH.40 304 / 304L STAINLESS TUBE
1/2" NB SCH.80 304 / 304L STAINLESS TUBE
1/2" NB SCH.160 304 / 304L STAINLESS TUBE
3/4"NB X SCH.10 304 / 304L STAINLESS TUBE
3/4"NB X SCH.40 304 / 304L STAINLESS TUBE
1"NB SCH.5 304 / 304L STAINLESS TUBE
1"NB SCH.10 304 / 304L STAINLESS TUBE
1"NB SCH.40 304 / 304L STAINLESS TUBE
1"NB SCH.80 304 / 304L STAINLESS TUBE
1.1/4" NB SCH.5 304 / 304L STAINLESS TUBE
1.1/4" NB SCH.10 304 / 304L STAINLESS TUBE
1.1/4" NB SCH.40 304 / 304L STAINLESS TUBE
1.1/4" NB SCH.160 304 / 304L STAINLESS TUBE
1.1/2"NB SCH.5 304 / 304L STAINLESS TUBE
1.1/2"NB SCH.10 304 / 304L STAINLESS TUBE
1.1/2"NB SCH.40 304 / 304L STAINLESS TUBE
1.1/2"NB SCH.80 304 / 304L STAINLESS TUBE
2" NB SCH.5 304 / 304L STAINLESS TUBE
2" NB SCH.10 304 / 304L STAINLESS TUBE
2" NB SCH.40 304 / 304L STAINLESS TUBE
2" NB SCH.80 304 / 304L STAINLESS TUBE
2" NB SCH.160 304 / 304L STAINLESS TUBE
2.1/2" NB SCH.10 304 / 304L STAINLESS TUBE
3" NB SCH.10 304 / 304L STAINLESS TUBE
3" NB SCH.40 304 / 304L STAINLESS TUBE
3.1/2" NB SCH.10 304 / 304L STAINLESS TUBE
4" NB SCH.10 304 / 304L STAINLESS TUBE
5" NB SCH.40 304 / 304L STAINLESS TUBE
6" NB SCH.10 304 / 304L STAINLESS TUBE
6" NB SCH.80 304 / 304L STAINLESS TUBE
8" NB SCH.10 304 / 304L STAINLESS TUBE
10" NB SCH.10 304 / 304L STAINLESS TUBE

Applications of Grade 304 Stainless Steel Pipe

  • Typical applications include:
  • Food processing equipment, particularly in beer brewing, milk processing & wine making.
  • Kitchen benches, sinks, troughs, equipment and appliances
  • Architectural panelling, railings & trim
  • Chemical containers, including for transport
  • Heat Exchangers
  • Woven or welded screens for mining, quarrying & water filtration
  • Threaded fasteners
  • Springs

304 Stainless Steel welded pipe, Stainless Steel 304L Elliptical pipe suppliers, 304L Stainless Steel Condenser Tube trader
Composition ranges for 304 grade stainless steel Pipe

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


304 Stainless Steel Pipes and Tubes Mechanical Properties

Mechanical properties of 304 grade stainless steel

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.

304 Stainless Steel Pipes and Tubes Physical Properties
Physical properties of 304 grade stainless steel in the annealed condition

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion (m/m/ °C) Thermal Conductivity (W/m.K) Specific Heat 0-100 °C (J/kg.K) Electrical Resistivity (n.m)
0-100 °C 0-315 °C 0-538 °C at 100 °C at 500 °C
304/L 8000 193 17.2 17.8 18.4 16.2 21.5 500 720

304 Stainless Steel Pipes and Tubes Grade Specification Comparison

Equivalent Grade of 304 grade stainless steel Pipes & 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
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.

List of Countries where Siddhagiri supply SS 304 Round Tubing:-

SS 304L coil tube stockholder in India, 304 SS capillary tube stockist in India, We supply Electropolished 304 Pipe and 304L SS round pipe in India & UK