Stainless Steel 304L (UNS S30403) Pipes

Stainless Steel 304L Square Pipe, Stainless Steel 304L Rectangle Pipes, SS 304L Round Pipe, Stainless Steel 304L Piping, ASTM / ASME A312 / SA312 SS 304L Pipe, SS DIN 1.4301 Welded Pipes Exporter In Mumbai, India.

Stainless steel 304 pipes have become high in demand among various industrial and commercial application just because of its durability and reliability. Today various exporter and supplier are offering a wide range of 304 pipes. They are offering full range of SS 304L welded pipes, 304 welded pipe, 304 seamless pipes, 304 seamless piping globally. 304 grade werkstoff Nr, 1.4301 is recognized generally as uniform 18/8 SS and is widely used stainless steel grade across the world. They are popularly used of heat treatment. 304 grade pipes is providing superior decomposition divergence to the big deal of chemical corrodents and industrial applications.

Stainless Steel 304L ERW Pipes

SS 304L ERW Pipes

Stainless Steel 304L Seamless Pipes

SS 304L Seamless Pipes

SS 304L Welded Pipes

SS 304L Welded Pipes

Grade 304 (werkstoff nr. 1.4301) is in general recognized as the uniform “18/8” stainless steel and is as well one of the most broadly used SS grade across the world. Also known as the most widely used of the heat resisting, 304 provides superior decomposition divergence to a great deal of industrial atmosphere and chemical corrodents.

Stainless Steel 304L ERW Pipe, Ratnamani Make Stainless Steel 304L Welded Pipes, SS 304L EFW Pipes, SS UNS S30403 Seamless / Welded Pipe, SS UNS S30403 Pipe, SS 304L Welded Pipe, Stainless Steel 304L Seamless Pipes Supplier In India.

For Our Customers:

  • Customer service provided at Aurum Alloys & Engineering LLP is of the highest standard.
  • Material used in pipe production is of high quality.
  • Equipment is updated and regularly maintained.
  • You will get exactly what you need and when you need it.
  • Cost effective and high quality Stainless Steel 304L Pipe is supplied.

Stainless Steel 304L Pipes Specifications

  • Specification: ASTM / ASME A312 / SA312
  • Pipes Size: 1/2" NB - 16" NB
  • ERW Pipes: 1/2" NB - 24" NB
  • EFW Pipes: 6" NB - 100" NB
  • Outer Diameter: 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB
  • Thickness: 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
  • Dimensions: ASTM, ASME and API
  • Length: Single Random, Double Random & Required Length
  • Type: Seamless / ERW / Welded
  • End: Plain End, Beveled End, Treaded

Equivalent Grades for SS 304L Pipe

Grade UNS No Old British Euronorm Swedish SS Japanese JIS
BS En No Name
304L S30403 >304S11 58E >1.4301 X5CrNi18-10 >2332 SUS 304L

SS 304L Pipes Chemical Composition

Grade C Mn Si P S Cr Mo Ni N
304L min. 18.0 8.0
max. 0.03 2.0 1.00 0.045 0.03 20.0 12.0

Stainless Steel 304L Seamless Pipe Mechanical Properties

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
304L 485 170 40 92 201

Stainless Steel 304L Welded Pipes Physical Properties

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion (m/m/0C) Thermal Conductivity (W/m.K) Specific Heat 0-1000C (J/kg.K) Electrical Resistivity (n.m)
0-1000C 0-3150C 0-5380C at 1000C at 5000C
304L 8000 193 17.2 17.8 18.4 16.2 21.5 500 720

ASME B36.19M SS 304L Pipes Dimension

Nominal Diameter NPS Outside Diameter(mm) SCH-5S Wall thickness(mm) SCH-10S Wall thickness(mm) SS 304LCH-40S Wall thickness(mm)
1/4 13.72 1.65 2.24
3/8 17.15 1.65 2.31
1/2 21.34 1.65 2.11 2.77
3/4 26.67 1.65 2.11 2.87
1 33.40 1.65 2.77 3.38
1 1/4 42.16 1.65 2.77 3.56
1 1/2 48.26 1.65 2.77 3.68
2 60.33 1.65 2.77 3.91
2 1/2 73.03 2.11 3.05 5.16
3 88.90 2.11 3.05 5.49
3 1/2 101.60 2.11 3.05 5.74
4 114.30 2.11 3.05 6.02
5 141.30 2.77 3.40 6.55
6 168.28 2.77 3.40 7.11
8 219.08 2.77 3.76 8.18
10 273.05 3.40 4.19 9.27
12 323.85 3.96 4.57 9.53
14 355.60 3.96 4.78 9.53
16 406.40 4.19 4.78 9.53
18 457.20 4.19 4.78 9.53
20 508.00 4.78 5.54 9.53
22 558.80 4.78 5.54
24 609.60 5.54 6.35 9.53
30 762.00 6.35 7.92







Nominal diameter and wall thickness subject to the approval of vendor and purchaser


Available Stock at Aurum Alloys


Stainless Steel 304L Pipe Gradewise Stock


Stainless Steel 304L Pipes Quick Details

  • Company Name: Aurum Alloys & Engineering LLP
  • Country/Region: India
  • Port: Nhava Sheva Port Mumbai
  • Main Products: Seamless Pipes, Welded Pipes, Stainless Steel 304L Pipes
  • Certification: ISO 9001, ISO 14001 & OHSAS 18001

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Stainless Steel 304L Pipes Applications

Stainless Steel 304 Round Pipes

Food & Dairy Plants

SS 304L Square Pipe

Petrochemical Plants

Stainless Steel 304 Piping

Desalination Plant

SS 304L Seamless/Welded Pipe

Fertilizer Plant

Stainless Steel 304L Seamless Pipes

Chemical Industries

Stainless Steel 304L Welded Pipe

Paper Industries

SS 304L ERW Pipes

Oil & Gas Exploration

SS 304L EFW Pipe

Pharmaceutical Plant

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